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| ? picor ? corpo ???????? ???????? 8 ? descri p the? pi33x x range ? d c controller, all? within ? a integratio n switching ? increases ? p class ? pow e external ? i n complete ? d ? devi pi3311 \ x pi3312 \ x pi3301 \ x pi3302 \ x pi3303 \ x pi3305 \ x ? table ? 1 ? \?pi 3 higher ? 18a ? c and ? vout? > 1 the? zero ? enables ? h i switching ? switching ? f external ? density, ? a n line ? and ? l o high? switc input ? volt a its? 20ns ? m conversio n i 2 c ? is ? a? trade ? ration ? ? ? picorp o ????????? ????????? 8 v? to ? 3 6 p tion ? x ? is ? a ? family ? o c \ dc ? zvs \b u ? power ? switc h a ? high ? density ? n ? of ? a ? high ? (zvs) ? topolo g p oint ? of ? load ? p e r ? efficiency. ? t n ductor ? and ? m d c \dc ? switchi n ce ? o u set ? 0 \ lgiz ? 1.0v? 0 \ lgiz ? 2.5v? 0 \ lgiz ? 3.3v? 0 \ lgiz ? 5.0v? 0 \ lgiz ? 12v? 0 \ lgiz ? 15v? 3 3xx? portfolio. ? a c urrent, ? output ? 1 5. ? voltage? swit c i gh ? frequency ? losses ? and ? m a f requency ? ope filtering ? co m n d ? enables ? v e o ad ? transient s hing ? frequenc y a ge ? without ? s a inimum ? on \ti m n s ? up ? to? 36vin. mark ? of? nxp ? semico o wer.com ???????????? ?????????? ?????????? 6 vin? co o o f ? high? efficie n u ck ? regulato r h es, ? and ? supp o system \in \pa c performanc e g y, ? within ? the ? p erformance ? p t he ? pi33xx ? r e m inimal ? capac i n g ? mode ? buck ? u tput ? voltage ? range ? 1.00? to ? 1.4 2.0? to ? 3.1? 2.3? to ? 4.1? 3.3? to ? 6.5? 6.5? to ? 13.0 10.0? to ? 16. 0 a dditional? versi o v oltages ? (vout) ? c hing ? (zvs) ? a r operation ? w h a ximizing ? effic i ration ? reduce s m ponents, ? im e ry ? fast ? dyna m s .? the ? pi33xx ? y ? all? the ? way ? u a crificing ? effic i m e, ? supports ? l a ??? nductors ? ? pi33xx \ x0 \ lgi z ????????? ????????? o l \ powe r n cy, ? wide ? inp u r s ? integrati n o rt ? componen t c kage ? (sip). ? th e ? zero \volta g pi33xx ? serie s roviding ? best ? i e quires ? only ? a i tors ? to? form? regulator. ?? iout ? max ? ? 10a ?? 10a ?? 10a ?? 10a ? ? 8a ? 0 ? 8a ? o ns ? available ? fo r ? of ? 1.5 ? to ? 1.9v, ? r chitecture ? als h ile ? minimizi n i ency. ? the? hig s ? the ? size? of ? th proves ? pow e m ic ? response ? t series ? sustai n u p ? to ? the ? rate i ency ? and, ? wit a rge ? step ? dow ? z ? family ? datash e ? ????? ??? ? r ? ? zvs ? b u t ? n g ? t s ? e? g e ? s , ? n ? n ? a ? r o ? g ? h ? e ? e r ? o ? n s ? d ? h ? n ? ? ? fea t ? h ? z ? w ? v ? h ? u ? p ? p ? i n ? o ? o ? f ? \ 4 ? o ? ap p ? h ? c a ? h ? pac k ? 1 ? ? ? ? e et ???????????????? rev ? b uck ? re g t ures ? h igh ? efficiency ? z vs \ buck ? topo w ide? input ? vol t v ery \fast ? trans h igh ? accuracy ? p u ser ? adjustabl e p ower \up ? into ? p arallel? capabl e n put ? over/un d o utput ? overvo o ver ? tempera t f ast ? and ? slow ? c 4 0c ? to ? 125c ? o ptional ? i 2 c ? fu n ? vout ? marg i ? fault ? repo r ? enable ? an d ? phase? dela regulators ) p lications h igh ? efficiency ? c omputing, ? co m a utomotive ? eq h igh ? voltage ? b a k age? infor m 1 0mm ? x ? 14mm 1.2? august ? 24, ? 2 g ulator? f up ? to? 98% ? logy?? t age ? range ? of ? 8 s ient ? response ? p re\trimmed ? o e ? soft \start ? & ? t pre \biased ? loa e ? with ? single ? w d er ? voltage ? lo ltage ? protecti o t ure ? protectio n c urrent ? limits ?? operating ? ran g n ctionality ? & ? p i ning ?? r ting ?? d ? synci ? pin ? pol y ? (for ? interlea v ) ? systems ? mmunications uipment ? a ttery ? operati o mation ? ? x ? 2.6mm ? lga ? ? p 2 012 ? page ? f amily 8 v ? to? 36v ? ? utput ? voltage racking ? d ? (select ? versi o w ire ? current ? sh a ckout ? (ovlo/ u o n ? (ovp) ? n ? (otp) ? g e? (t j ) ? p rogrammabili t arity ? v ing ? multiple ? , ? industrial, ? o n ? sip ???? ? ? p i33xx \ x0 \ ? cool \ po w 1 ? of ? 39 ? o ns) ? a ring ? u vlo) ? t y: ? ? ? ? \ lgiz w er?
? picor ? corpo ? conten t order? inf o pi33xx ? e f pin ? descr i package ? p absolute ? pi3311 \ x 0 electri c pi3311 \ pi3312 \ x 0 electri c pi3312 \ pi3301 \ x 0 electri c pi3301 \ pi3302 \ x 0 electri c pi3302 \ pi3303 \ x 0 electri c pi3303 \ pi3305 \ x 0 electri c pi3305 \ function a ? ? ration ? ? ? picorp o t s ? o rmation ? ...... ficiency ? ........ i ption ? ........... p in\ out ? ......... maximum ? r a 0 ? (1.0 ? vout) ? c al ? specificati \ x0 ? typical ? c h 0 ? (2.5 ? vout) ? e c al ? specificati \ x0 ? typical ? c h 0 ? (3.3 ? vout) ? e c al ? specificati \ x0 ? typical ? c h 0 ? (5.0vout) ? el c al ? specificati \ x0 ? typical ? c h 0 ? (12vout) ? el e c al ? specificati \ x0 ? typical ? c h 0 ? (15 ? vout) ? el c al ? specificati \ x0 ? typical ? c h a l ? descriptio n o wer.com ???????????? ..................... ..................... ..................... ..................... a tings ? at ? 25 c electrical ? ch a ons ? ............... h aracteristic s e lectrical ? cha r ons ? ............... h aracteristic s e lectrical ? cha r ons ? ............... h aracteristic ? . ectrical ? char a ons ? ............... h aracteristic s e ctrical ? char a ons ? ............... h aracteristic s ectrical ? char a ons ? ............... h aracteristic s ? .................... ? pi33xx \ x0 \ lgi z .................... ? .................... ? .................... ? 4 .................... ? 4 c ? ................... ? a racteristics ? .? .................... ? s ? ................... ? 8 r acteristics ? .? 1 0 .................. ? 1 0 s ? ................. ? 1 r acteristics ? .? 1 4 .................. ? 1 4 .................. ? 1 a cteristics ? .. ? 1 8 .................. ? 1 8 s ? ................. ? 2 0 a cteristics ? ... ? 2 .................. ? 2 s ? ................. ? 2 4 a cteristics ? .. ? 2 .................. ? 2 s ? ................. ? 2 8 .................. ? 3 0 ? z ? family ? datash e ? ? 3 ? 3 ? 4 ? 4 ? 5 ? 6 ? 6 ? 8 ? 0 ? 0 ? 2 ? 4 ? 4 ? 6 ? 8 ? 8 ? 0 ? 2 ? 2 ? 4 ? 6 ? 6 ? 8 ? 0 ? ? ? en s w o u so f re o u in p in p o u o v pu va pa r i 2 c appli o u so f in d in p layo u reco m pack a warr ? e et ???????????????? rev ? able ? (en) ? .... w itching ? freq u u tput ? voltage ? f t \ start ? ......... mote ? sensin g u tput ? current ? p ut ? under \ v o p ut ? over ? volt u tput ? over? v o v er? temperat u lse ? skip ? mod e riable? frequ e rallel ? operati c ? bus ? (pi33xx \ cation ? descr i u tput ? voltage ? f t \ start ? adju s d uctor ? pairin g p ut ? and ? outp u t ? guidelines mmended ? p c a ge? drawing s anty ? ............. ? 1.2? august ? 24, ? 2 .................... . u ency ? synchr o ? trimming ? ... . .................... . g ? .................. . ? limit ? protec t o ltage? lockou age ? lockout ? . o ltage? protec t u re ? protecti o e? (psm) ? ....... . e ncy ? operati o i on ? ............... . \ 20? and ? pi33 x i ption ? ........... . ? programmi n s t ? and ? tracki n g ? ................... . ut ? filter ? con s ? .................... . c b ? footprint ? a s ? ................... . .................... . 2 012 ? page ? . .................... . o nization ? ..... . . .................... . . .................... . . .................... . t ion ? .............. . t ? .................. . . .................... . t ion ? .............. . o n ? .................. . . .................... . o n ? ................. . . .................... . x x \ 21? only) ? .. . . .................... . n g ? .................. . n g ? ................. . . .................... . s iderations ? ... . . .................... . a nd ? stencil ? ... . . .................... . . .................... . 2 ? of ? 39 ? ..... ? 30? ..... ? 30? ..... ? 30? ..... ? 30? ..... ? 31? ..... ? 31? ..... ? 31? ..... ? 31? ..... ? 31? ..... ? 31? ..... ? 31? ..... ? 32? ..... ? 32? ..... ? 32? ..... ? 33? ..... ? 33? ..... ? 34? ..... ? 34? ..... ? 35? ..... ? 36? ..... ? 37? ..... ? 38? ..... ? 39? ? picor ? corpo order ? i n cool- p pi3311 \ 0 pi3312 \ 0 pi3301 \ 0 pi3302 \ 0 pi3303 \ 0 pi3305 \ 0 higher ? c pi3311 \ 0 pi3312 \ 0 pi3301 \ 0 i 2 c ? func pi3311 \ 2 pi3312 \ 2 pi3301 \ 2 pi3302 \ 2 pi3303 \ 2 pi3305 \ 2 pi3311 \ 2 pi3312 \ 2 pi3301 \ 2 * please ? co n ? pi33xx ? ? ? ? ? ? ? ? ? ration ? ? ? picorp o n formatio p ower 0 \ lgiz ? 0 \ lgiz ? 0 \ lgiz ? 0 \ lgiz ? 0 \ lgiz ? 0 \ lgiz ? c urrent ? versi o 1 \ lgiz ? 1 \ lgiz ? 1 \ lgiz ? tionality ? & ? p 0 \ lgiz ? 0 \ lgiz ? 0 \ lgiz ? 0 \ lgiz ? 0 \ lgiz ? 0 \ lgiz ? 1 \ lgiz ? 1 \ lgiz ? 1 \ lgiz ? n tact ? picor ? for ? a v efficiency ? o wer.com ???????????? n ? output ? r set ? 1.0v ? 1 2.5v ? 2 . 3.3v ? 2 5.0v ? 3 12v ? 6 15v ? 1 0 o ns* ? 1.0v ? 1 2.5v ? 2 3.3v ? 2 rogrammabi l 1.0v ? 1 2.5v ? 2 3.3v ? 2 5.0v ? 3 12v ? 6 15v ? 1 0 1.0v ? 1 2.5v ? 2 3.3v ? 2 v ailability ? ? ? ? pi33xx \ x0 \ lgi z r ange ? range ? .00 ? to? 1.4v ? . 0v ? to? 3.1v ? 2 .3 ? to ? 4.1v ? 3 .3 ? to ? 6.5v ? .5 ? to ? 13.0v ? 0 .0 ? to? 16.0v ? ?? 1 .0 ? to ? 1.4v ? 2 .0 ? to ? 3.1v ? 2 .3 ? to ? 4.1v ? l ity* ? 1 .0 ? to ? 1.4v ? 2 .0 ? to ? 3.1v ? 2 .3 ? to ? 4.1v ? .30 ? to? 6.5v ? .5 ? to ? 13.0v ? 0 .0 ? to? 16.0v ? 1 .0 ? to ? 1.4v ? 2 .0 ? to ? 3.1v ? 2 .3 ? to ? 4.1v ? ? z ? family ? datash e ? ? iout ? max ? 10a ? 10 m 10a ? 10 m 10a ? 10 m 10a ? 10 m 8a ? 10 m 8a ? 10 m ?? ?? 18a ? 10 m 18a ? 10 m 18a ? 10 m 10a ? 10 m 10a ? 10 m 10a ? 10 m 10a ? 10 m 8a ? 10 m 8a ? 10 m 18a ? 10 m 18a ? 10 m 18a ? 10 m e et ???????????????? rev ? packag e m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 m m ? x ? 14mm ? 1 2 1.2? august ? 24, ? 2 e ?? t 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? ?? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 3 \ pin ? lga ? 2 012 ? page ? t ransport ? m e tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? tray ? 3 ? of ? 39 ? e dia ? ? picor ? corpo pin? de s name ? sgnd ? pgnd ? vin ? vout ? vs1 ? pgd ? eao ? en ? rem ? adj ? trk ? nc ? synco ? synci ? sda ? scl ? adr1 ? adr0 ? ? ? packag e ? ? ? ? ration ? ? ? picorp o s cription ? number ? block ? 1 ? block ? 2 ? block ? 3 ? block ? 5 ? block ? 4 ? a1 ? a2 ? a3 ? a5 ? b1 ? c1? k3, ? a4 ? k4 ? k5 ? d1 ? e1 ? h1 ? g1 ? e ? pin \ out ? 123\ lead ? lga ? ( top ? t jmax ? = ? 125? c, ? o wer.com ???????????? description ? signal ? ground : communicatio power ? ground input ? voltage: ? output ? voltag e switching ? nod parallel ? good: error ? amp ? out enable ? input: ? asserted ? low, ? r remote ? sens e adjust ? input: ? a the ? output ? vol t soft \ start? and ? to ? decrease ? th no? connect: ?? l synchronizati o other ? convert e synchronizati o impedance ? di g data ? line: ??co n clock ? line: ? co n tri \ state ? addr e tri \ state ? addr e 10mm ? x ? 14mm ) view ? ja ? = ? 22? c/w ? ? pi33xx \ x0 \ lgi z : ? internal ? logic ? g n ? returns. ? sgn d : ? vin ? and ? vout and ? sense ? for ? u e : ? and ? sense ? fo r e: ? and ? zvs ? sens ? used ? for ? parall e put: ? external ? c o regulator ? enabl r egulator ? outpu t e : ? high ? side ? con n a n ? external ? resi s t age? up ? or ? dow n track ? input: ??a n e ? rate ? of ? rise? du l eave ? pins ? floati o n ? output: ? out p e rs.? o n ? input: ? synch r g ital ? input ? node ? a n nect ? to ? sgnd ? f n nect ? to ? sgnd ? f e ss ? : ? no ? connec t e ss ? : ? no ? connec t ? ? ) ? ? z ? family ? datash e ? ? round ? for ? ea, ? t r d ? and ? pgnd ? are ? power ? returns u vlo, ? ovlo? and ? r ? power ? switche s e ? for ? power ? swi t e l ? timing ? mana g o nnection ? for ? ad d e ? control. ? asser t t ? disabled. ? pola r n ection. ??conne c s tor ? may ? be ? con n . ? ? n ? external ? capac i ring ? soft \ start. ng. ? p uts ? a ? low ? signal ? r onize ? to ? the ? fal l a nd ? should ? alw a f or ? pi33xx \ 10? a n f or ? pi33xx \ 10? a n t ? for ? pi33xx \ 10? a t ? for ? pi33xx \ 10? a e et ???????????????? rev ? r k, ? synci, ? sync o star ? connected ? w ? feed ? forward ? r a s ? and ? feed \ forw t ches ?? g ement ? intende d ditional ? compe n ted ? high? or ? left ? f r ity ? is ? program m c t ? to ? output ? reg u nected ? betwee n i tor ? may ? be ? con n for ? ? ? of ? the ? mi n l ing ? edge ? of ? ext e a ys ? be ? connecte d n d ?\ 11. ? for ? use ? w n d ?\ 11. ? for ? use ? w a nd ?\11. ? for ? us e a nd ?\11. ? for ? us e ? block ? 1: ? b2 \ h 2 ? block ? 2: ? a8 \ f4 \ ? block ? 3: ? g1 ? block ? 4: ?? a 1 e1 ? block ? 5: ?? a 6 1.2? august ? 24, ? 2 o, ? adj? and ? i 2 c ? ( o within ? the ? regu l a mp? ard ? ramp ? d ? for ? lead ? regul a n sation ? and ? curr f loating ? ? ? regul a m able ? via ? i 2 c ? int e u lation ? point. ? n ? adj? pin ? and ? s g nected ? betwee n n imum ? period ? f o e rnal ? clock ? freq u d ? to ? sgnd ? whe n w ith ? pi33xx \ 20? a w ith ? pi33xx \ 20? a e ? with ? pi33xx \ 2 0 e ? with ? pi33xx \ 2 0 \ 4, ?? c2 \ 4, ?? d2 \ 3 2 \ 3, ??j1 \ 3, ? k1 \ 2 ? \ 10, ? b8 \ 10, ? c8 \ \ 10, ? g4 \ 10, ? h 4 2 \ 14, ? h12 \ 14, ? 1 2 \ 14, ? b12 \ 14, ? 2 \ 14, ? 6 \ 7, ? b6 \ 7, ? c6 \ 7 , 2 012 ? page ? o ptions) ? l ator ? package. ? a tor. ? ent ? sharing. ? a tor ? enabled; ?????? e rface. ? g nd ? or ? vout ? to ? n ? trk ? pin ? and ? s g o r ? synchronizati o u ency. ??synci ? is ? n ? not ? in ? use. ? a nd ?\ 21? only. ? a nd ?\ 21? only. ? 0 ? and ?\21? only. ? 0 ? and ?\21? only. ? 3 , ?? e2 \ 3, ?? f1 \ 3, ?? \ 10, ? d8 \ 10, ? e4 \ 4 \ 10, ? j4 \ 10, ? k6 \ j12 \ 14, ? k12 \ 1 4 c12 \ 14, ? d12 \ 1 , ? d6 \ 7 ? 4 ? of ? 39 ? ????????????? trim ? g nd ? o n ? of ? a ? high ? g2 \ 3, \ 10, ???? ??????? \ 10? 4 ? 1 4, ???? ? picor ? corpo ? absolu t note: ? all ? vin ? vs1 ? vout ? sgnd ? pgd, ? sy n storage ? t operatin g solderin g esd ? rati n ? ? ? ? ? ? ? ? v ? ration ? ? ? picorp o t e? maxim u voltage ? node s n co, ? synci, ? en t emperature ? g ? junction ? te m g ? temperature ? n g ? (i 2 c ? p i v i n pgnd synco pgd v c en synci power ? control o wer.com ???????????? u m ? rating s s ? are? referenc e , ? eao, ? adj, ? t r m perature? for ? 20 ? second i ns ? scl, ? sda, ? ad q 1 cc me m 0 ? ? pi33xx \ x0 \ lgi z s ? at ? 25c ? e d? to ? pgnd ? r k, ? adr1, ? adr 2 s ? figure ? 1: ??si m r0, ? and? adr1 ? o n 1 q2 i m or y zvs ? contro ? z ? family ? datash e ? ? 2 , ? scl, ? sda ? m plified ? block ? d ? n ly ? active ? for ? pi 3 ? i nterface l e et ???????????????? rev ? see ? r d iagram ?? 3 3xx\ 20? and? pi 3 + - r4 r2 r1 1v 1.2? august ? 24, ? 2 \0.7v ? to? 36 v \0.7 ? to ? 36v, ?\ r elevant ? prod u \0.3v ? to? 5 \ 65 c \ 40 c 3 3xx\ 21? version s trk eao adj vs1 vout rem r3 2 012 ? page ? v ? / ? 18a ? dc ? \ 4v ? for ? 5ns ? u ct ? section ? 100ma ? 5 .5v ? / ? 5ma ? c ? to ? 150c ? c ? to ? 140c ? 260c ? 2kv ? hbm ? ? s ) ? vout 5 ? of ? 39 ? ? picor ? corpo ? pi3311 \ electrical ? unless? oth paramet e efficiency ? output ? output ? v o output ? v o output ? v o line ? regu load ? reg u output ? v o continuo u current ? li input ? cur input ? cur r inrush ? in p input ? cur r (fault ? co n protectio n uvlo ? thr e uvlo ? hy s ovlo ? thr ovlo ? hy s uvlo/ov uvlo/ov ovp ? over \te m over \te m hysteresi s timing ? ? switching ? fault ? res t ? ration ? ? ? picorp o \ x0 ? (1.0? v o specificatio n erwise ? specifi e e r ? o ltage ?? o ltage ? total ? r e o ltage ? range ? lation ? u lation ? o ltage ? ripple ? u s ? output ? cur r mit ? r ent ? r ent ? p ut ? current ? at ? r ent ? at ? outpu t n dition) ? n ? e shold ? s teresis ? eshold ?? s teresis ? lo ? fault ? dela y lo ? response ? t m perature? faul t m perature?? res t s ? frequency ? t art ? delay ? o wer.com ???????????? o ut) ? elect n s ?? e d: ?\ 40 ? c ? < ? t j ? < e gulation ?? r ent ? range ? soft ? start ? t ? short ? y ? time ? t ime ? t ? threshold ? t art ? ? pi33xx \ x0 \ lgi z rical ? char a < ? 125 ? c, ? vin ? = 2 symbol ? ? v out_dc ? v out_dc ? v out_dc ? ?v out ( ?v in ) ?v out ( ?i out ) v out_ac ? i out_dc ? i out_cl ? i in_dc ? i in_ss ? i in_short ? v uvlo ? v uvlo_hys ? v ovlo ? v ovlo_hys ? t f_dly ? t f ? v ovp ? v otp ? v otp_hys ? f s ? t fr_dly ? ? z ? family ? datash e ? ? a cteristics 2 4v, ? l1=120nh min ? ? ? 0.987 ? ? ? ? ) ? ? ? 0 ? 10.2 ? ? ? ? 7.08 ? ? 37 ? ? ? ? ? 130 ? ? ? ? e et ???????????????? rev ? h ? typ ? max 87.7 ?? 1.0 ?? 1.0 ? 1.013 1.0 ? 1.4 ? 0.1 ? 0.15 0.1 ? 0.15 20 ?? ? 10 ? ? 13 ? 476 ?? 200 ?? ? 300 7.45 ? 7.82 0.37 ?? 38.4 ? 40 ? 0.77 ?? 128 ?? 500 ?? 20 ?? 135 ? 140 30 ?? 380 ?? 30 ?? 1.2? august ? 24, ? 2 units ? c o % ? v i ? i o v ?? 0 v ?\ 4 v ?? % ? @ 1 2 % ? @ 0 . mvp \p ? io 2 0 a ? s e a ?? ma ? v i i o ma ? v i c i ma ?? v ? ? v ? ? v ? ? v ? ? cycles ? n s c ns ? + % ? a c ?? c ?? khz ? v i (1 ) ms?? 2 012 ? page ? o nditions ? i n ? =? 24v, ? t c =? 2 o ut ? = ? 10 ? a ? 0 ? c ?? ? picor ? corpo pi3311 \ efficienc y ??????????????????? ? ambient ? 0 ? lfm,? si ? ? switchin g l1 ? =? 120 n ? ? ? ? ? 50 55 60 65 70 75 80 85 90 95 100 0 efficiency ? [%] 0 2 4 6 8 10 12 75 load ? current ? [a] 0 50 100 150 200 250 300 350 400 450 500 550 1 switching ? frequency ? [khz] ? ration ? ? ? picorp o \ x0 ? typica y ? at ? 25c ?? ??????????????????????????????? temperature ? p ? only ??????????????? g ? frequency ? v s n h ? 123 85 9 ambien t 8v 24 v 36 v 1 234 12vin 24vin 36vin o wer.com ???????????? l ? characte ???????????????????????????????? vs. ? load ? curr e ??????? ?????????????????????????????? s ? load ? current ? 456 7 iout ? [a] 9 5105 t ? temperature ? [ ? c v v 567 load ? [a ] ? pi33xx \ x0 \ lgi z ristics ? ???????????????????????? 3311 0 e nt ? curve ? ???????????????????????????? 33110 3 33110 5 7 8910 12vin 24vin 36vin 115 125 c ] 8910 ? z ? family ? datash e ? ? ? 0 1 ? ? 3 ????? ??? ? 5 ? t o ?????? ? tr a lo a co o u v o 2. 0 c o ? ? ? power ? loss ? [ w ] e et ???????????????? rev ? o tal power ? los ?????????????????????????????????????????? a nsient ? resp o a d ? step: ? 2a ? to ? 7 o ut ? = ? 8x ? 100 ? f ? c u tput ? ripple: ? v o ut ? = ? 50mv/di v 0 us/div ? ??????????? o ut ? = ? 8x ? 100 ? f 0 0.5 1 1.5 2 012 power oss [w] 1.2? august ? 24, ? 2 s ? (including ? e x ?????????????????????????????????????????? o nse: ? 24v ? to ? 1. 7 a ??at ? 5a/us ????????? c eramic ?? v in ? =24v, ? vout v ?? ????????????????????? ????????????????????????? f ? ceramic ?? 345 iout ? [ 2 012 ? page ? x ternal ? compo ?????????????????????????????????? ??????? 0v ? ???????????????????????????? ? =? 1.0v ? at ? 10 a ?????????? ????????????????????????? ???? 678 9 [ a] 12vin 24vin 8 ? of ? 39 ? nents) ????? 331102 ?? ????? ???? 331104 ? ? a ? ????????? 331106 ? 9 10 ? picor ? corpo ? ? ? pi331 1 (conti n ? output ? r i vout ? = ? 5 0 2.0us/di v cout ? = ? 8 x ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ration ? ? ? picorp o 1 \ x0 ? typic a n ued)? i pple: ? vin ? =24 v 0 mv/div ??????????? v ? x ? 100 ? f ? cera m o wer.com ???????????? ? a l ? charact e v ,? vout ? =? 1.0v ????????????????????? ???????? m ic ?? ? pi33xx \ x0 \ lgi z e ristics ? ? at ? 5a ? ??????????????????????????????????? 33 1 ? z ? family ? datash e ? ? ? 1 107 ? ? ? ? ? s h v o iin ???td ? ? ? e et ???????????????? rev ? h ort ? circuit ? tes t o ut ? = ? 500mv/ d n ? =? 500ma/div ? d elay_fault ? =? 1 m 1.2? august ? 24, ? 2 t ? d iv? =ch2 ???????????? =? ch4 ? m s ????????????????????? 2 012 ? page ? ????????????????????????? ????????????????????????? 9 ? of ? 39 ? ? ?? 331108 ???????? ???????????????? ? picor ? corpo pi3312 \ electrical ? unless? oth paramet e efficiency ? output ? output ? v o output ? v o output ? v o line ? regu load ? reg u output ? v o continuo u current ? li input ? cur input ? cur r soft \ start ? input ? cur r condition protectio n uvlo ? thr e uvlo ? hy s ovlo ? thr ovlo ? hy s uvlo/ov uvlo/ov ovp ? thre s over \te m over \te m timing ? switching ? fault ? res t ? ration ? ? ? picorp o \ x0 ? (2.5? v o specificatio n erwise ? specifi e e r ? o ltage ?? o ltage ? total ? r e o ltage ? range ? lation ? u lation ? o ltage ? ripple ? u s ? output ? cur r mit ? r ent ? r ent ? current ? r ent ? at ? outpu t ) ? n ? e shold ? s teresis ? eshold ?? s teresis ? lo ? fault ? dela y lo ? response ? t s hold ? m perature?? fau l m perature?? res t frequency ? t art ? delay ? o wer.com ???????????? o ut)? electr i n s ?? e d: ?\ 40 ? c ? < ? t j ? < e gulation ?? r ent ? range ? t ? short ? (fault ? y ? time ? t ime ? l t ?? threshold ? t art ??hysteresi s ? pi33xx \ x0 \ lgi z i cal ? chara c < ? 125 ? c, ? vin ? =? 2 symbol ? ? v out_dc ? v out_dc ? v out_dc ? ?v out ( ?v in ) ?v out ( ?i out ) v out_ac ? i out_dc ? i out_cl ? i in_dc ? i in_ss ? i in_short ? v uvlo ? v uvlo_hys ? v ovlo ? v ovlo_hys ? t f_dly ? t f ? v ovp ? v otp ? s ? v otp_hys ? f s ? t fr_dly ? ? z ? family ? datash e ? ? c teristics 2 4v, ? l1=200 ? n h min ? t ? 9 ? 2 2.465 ? 2 2.0 ? 2 ? 0 ? 0 ? 0 ? ? ? 1 ? 2 ? 7.08 ? 7 ? 0 37 ? 3 ? 0 ? 1 ? 5 ? 130 ? 1 ? ? 5 ? e et ???????????????? rev ? h ? t yp ? max 9 1.3 ?? 2 .50 ?? 2 .50 ? 2.535 2.5 ? 3.1 ? 0.1 ? 0.15 0.1 ? 0.15 28 ?? ? 10 ? 12 ?? 1 .14 ?? 2 00?? ? 300 7 .45 ? 7.82 0 .37 ?? 3 8.4 ? 40 ? 0 .77 ?? 1 28?? 5 00?? 20 ?? 1 35? 140 30 ?? 5 00?? 30 ?? 1.2? august ? 24, ? 2 units ? c o % ? v i ? i o v ?? 0 v ?\ 4 v ?? % ? @ % ? @ 0 . mvp \p ? i o c o 2 0 a ?? a ?? a ? v i i o ma ? v i c i ma ?? v ? ? v ? ? v ? ? v ? ? cycles ? n s c ns ? + % ? a c ?? c ?? khz ? vi ms?? 2 012 ? page ? 1 o nditions ? i n ? =? 24v, ? t c =? 2 o ut ? = ? 10 ? a ? 0 ? c ?? ? picor ? corpo pi3312 \ efficiency ? a l1=200nh ?????? ? ambient ? t 0 ? lfm, ?? sip ? ? ? ? switching ? f l1 ?= ? 200nh ???? ? ? ? ? ? 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 0 efficiency [%] 0 2 4 6 8 10 12 75 output? current ? [a] 0 100 200 300 400 500 600 1 freq. ? [khz] ? ration ? ? ? picorp o \ x0 ? typica a t ? 25c ? ???????????????????????????????? emperature ? v s only ???? ????????? ????????? f requency ? vs. ? ???????????????????????????????? 0 123 85 95 ambient ? 8v 24v 36v 234 12v 24v 36v o wer.com ???????????? l ? characte ???????????????????????????????? s . ? load ? curre n ???????????????????????????????? load ? current ? ???????????????????????????????? 4567 load ? [a] 105 1 1 temperature ? [c ] 567 load ? [a] ? pi33xx \ x0 \ lgi z ristics ? ? ?????????????? 331201 ? n t ? curve ? ??????????????? 331203 ????? ??????????????? 331205 ? ? 8910 12v 24v 36v 1 5125 ] 8910 ? z ? family ? datash e ? ? ????????????? tot a ?? ???? ???? ? tran s vo u iou t 200 co u ? ? ou t vo u 2.0 u co u ? ? ? power ? loss ? [ w ] e et ???????????????? rev ? a l? power ? loss ??????????????????????????????? s ient ? respons e u t ? = ? 100mv/di v t ? =? 2a/div. ? =? c 0 us/div. ? u t ? = ? 4 ? x ? 100f ? c t put ? ripple: ?? vi u t ? = ? 20mv/div. u s/div. ? u t ? = ? 4 ? x ? 100f ? c 0.00 1.00 2.00 3.00 4.00 01 2 [] 1.2? august ? 24, ? 2 (including ? ext ???????????????????????????????? e :? 24v ? to ? 2.5 v v .? =? ch ? 1 ??????????? h ? 4 ? c eramic ?? i n ? =? 24v ? and ? v ??????????????????????? ???? c eramic ?? 2 345 load ? [ 12v 24v 36v 2 012 ? page ? 1 ernal? compon ??????????????????????????????? v ? and ? 5a ? to ? lo a ???? ??????????????????????????????????? v out ? = ? 2.5v ? at ? 1 ???????????????????????????????????????? ? 6789 [ a] 1 2 ? of ? 39 ? ents) ??? ???????????? ??? 331202 ? a d ? step ? ? ????? 331204 ? 1 0a ? ? ???? 331206 ? 10 ? picor ? corpo ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? pi3312 \ (contin u ? output ? rip vout ? = ? 20 m 2.0us/div. ? cout ? = ? 4 ? x ? ? ? ??? ? ? ? ration ? ? ? picorp o \ x0 ? typica l u ed) ? ple: ? ? vin ? =? 24 v m v/div. ????????????? 100f ? cerami c o wer.com ???????????? l ? characte v ? and ? vout ? = ? 2 ????????????????? ?????????????? c ?? ? pi33xx \ x0 \ lgi z ristics ? .5v ? at ? 5a ? ??????????????????????????? 331207 ? z ? family ? datash e ? ? ? ? sh o vout ? iin ? =? 5 tdela ? ? e et ???????????????? rev ? o rt ? circuit ? test = ? 1v/div. ? =? c h 500ma/div. ? =? a y_fault ? =? 1ms ? 1.2? august ? 24, ? 2 h 4 ???????????????????????????? ch1 ? ????????????????????????? 2 012 ? page ? 1 ???????????????????????????????? ?????????????????????????? 1 3 ? of ? 39 ? ? ???? 331208 ? ???????? ????????????????? ? picor ? corpo pi3301 \ electrical ? unless? oth paramet e efficiency ? output ? output ? v o output ? v o output ? v o line ? regu load ? reg u output ? v o continuo u current ? li input ? cur input ? cur r soft \ start ? input ? cur r condition protectio n uvlo ? thr e uvlo ? hy s ovlo ? thr ovlo ? hy s uvlo/ov uvlo/ov ovp ? over \te m over \te m timing ? switching ? fault ? res t ? ? ration ? ? ? picorp o \ x0 ? (3.3? v o specificatio n erwise ? specifi e e r ? o ltage ?? o ltage ? total ? r e o ltage ? range ?? lation ? u lation ? o ltage ? ripple ? u s ? output ? cur r mit ? r ent ? r ent ? input ? current ? r ent ? at ? outpu t ) ? n ? e shold ? s teresis ? eshold ?? s teresis ? lo ? fault ? dela y lo ? response ? t m perature?? fau l m perature?? res t frequency ? t art ? delay ? o wer.com ???????????? o ut)? electr i n s ?? e d: ?\ 40 ? c ? < ? t j ? < e gulation ?? r ent ? range ? ? t ? short ? (fault ? y ? time ? t ime ? l t ?? threshold ? t art ??hysteresi s ? ? pi33xx \ x0 \ lgi z i cal ? chara c < ? 125 ? c, ? vin ? = 2 symbol ? ? v out_dc ? v out_dc ? v out_dc ? ?v out ( ?v in ) ?v out ( ?i out ) v out_ac ? i out_dc ? i out_cl ? i in_dc ? i in_ss ? i in_short ? v uvlo ? v uvlo_hys ? v ovlo ? v ovlo_hys ? t f_dly ? t f ? v ovp ? v otp ? s ? v otp_hys ? f s ? t fr_dly ? ? z ? family ? datash e ? ? c teristics 2 4v, ? l1=200 ? n h min ? t ? 9 ? 3 3.25 ? 3 2.3 ? 3 ? 0 ? 0 ? 3 0 ? ? ? 1 ? 2 ? 7.08 ? 7 ? 0 37 ? 3 ? 0 ? 1 ? 5 ? 130 ? 1 ? ? 6 ? e et ???????????????? rev ? h ? t yp ? max 9 2.2 ?? 3 .30 ?? 3 .30 ? 3.36 3.3 ? 4.1 ? 0 .10 ? 0.15 0 .10 ? 0.15 3 7.5 ?? ? 10 ? 12 ?? 1 .49 ?? 2 00?? ? 300 7 .45 ? 7.82 0 .37 ?? 3 8.4 ? 40.0 0 .77 ?? 1 28?? 5 00?? 20 ?? 1 35? 140 30 ?? 6 50?? 30 ?? 1.2? august ? 24, ? 2 units ? c o % ? v i ? i o v ?? 0 v ?\ 4 v ?? % ? @ % ? @ 0 . mvp \p ? i o c o 2 0 a ?? a ?? a ? v i i o ma ? v i c i ma ?? v ? ? v ? ? v ? ? v ? ? cycles ? n s c ns ? + % ?? a c ?? c ?? khz ? v i (1 ) ms?? 2 012 ? page ? 1 o nditions ? i n ? =? 24v, ? t c =? 2 o ut ? = ? 10 ? a ? 0 ? c ?? ? picor ? corpo pi3301 \ efficiency ? a l1=200nh ? ? ? ambient ? t 0 ? lfm , ?? si p ? switching ? l1 ?= ? 200nh ??? ? ? ? ? 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 100% 0 efficiency ? [%] 0 2 4 6 8 10 12 75 output? current ? [a] 0 100 200 300 400 500 600 700 1 frequency ? (khz) ? ration ? ? ? picorp o \ x0 ? typica a t? 25c ? ????????????????????????? t emperature ? v p ? package ? only frequency ? vs. ? ???????????????????????????????? 0 123 85 95 ambien t 8v 24v 36v 234 12v 24v 36v o wer.com ???????????? l ? characte ????????????????????????? v s. ? load ? curre n ???? ?????????? ???????????????????? load ? current ? ???????????????????????????????? 4567 load ? [a] 1 2 4 3 105 1 t ? temperature ? [ c 567 load ? (a) ? pi33xx \ x0 \ lgi z ristic ???????????????? 330101 ? n t ? curve ? ? ????????????????? 330103 ??? ????????????????????? 33010 5 8910 2v 4 v 6v 1 15 125 c ] 8910 ? z ? family ? datash e ? ? ? ?? 5 ??tot a ????????? ? ? tra lo a co u ? ou t vo u 2.0 co u ? ? power ? loss ? ( w ) e et ???????????????? rev ? a l ? power ? loss ? (i n ?????????????????????????????????????????? a nsient ? respo n a d ? step: ? 2a ? to ? 7 u t ? = ? 4 ? x ? 100f ? t put ? ripple: ? vi u t ? = ? 50mv/div ? us/div ? u t ? = ? 4 ? x ? 100f ? 0.00 1.00 2.00 3.00 4.00 01 2 power ? loss ? (w) 1.2? august ? 24, ? 2 n cluding ? extern ?????????????????????????????????????????? n se: ? 24v ? to ? 3. 3 7 a ????????????????????? ceramic ? ? n ? = ? 24v, ? vout ? ????????????????????????? ceramic ? 2 345 load ? 12v 24v 36v 2 012 ? page ? 1 al? components ) ??????????????????????????????? ?????????? 3 v ? ?????????????????????????? =? 3.3v ? at ? 10a ? ?????????????????????????? ????????????? 678 9 (a) 1 6 ? of ? 39 ? ) ? ????? 330102 ? 330104 ? ????? 33010 6 9 10 ? picor ? corpo ? pi3301 \ (contin output ? ri p vout ? = ? 50 m 2.0us/div ? cout ? = ? 4 ? x ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ration ? ? ? picorp o \ x0 ? typica ued)? p ple ? vin ? = ? 24v , m v/div ????????????? 100f ? cerami o wer.com ???????????? l ? charact e , ? vout ? =? 3.3v ? a ??????????????? ????????????????? c ? ? pi33xx \ x0 \ lgi z e ristic ? a t ? 5a ? ?????????????????????????? 330107 ? z ? family ? datash e ? ? ? ? sh o t del a ? ? e et ???????????????? rev ? o rt ? circuit ? test a y_fault ? =? 1ms ??? ? 1.2? august ? 24, ? 2 ????????????????????????? 2 012 ? page ? 1 ????????????????????????? 1 7 ? of ? 39 ? ? 330108 ? ? picor ? corpo pi3302 \ electrical ? unless? oth paramet e efficienc y efficiency ? output ? output ? v o output ? v o output ? v o line ? regu load ? reg u output ? v o continuo u current ? li input ? cur input ? cur r inrush ? in p input ? cur r condition protectio n uvlo ? thr e uvlo ? hy s ovlo ? thr ovlo ? hy s uvlo/ov uvlo/ov ovp ? over \te m over \te m timing ? switching ? fault ? res t ? ? ? ration ? ? ? picorp o \ x0 ? (5.0vo specificatio n erwise ? specifi e e r ? y ? o ltage ?? o ltage ? total ? r e o ltage ? range ? lation ? u lation ? o ltage ? ripple ? u s ? output ? cur r mit ? r ent ? r ent ? p ut ? current ? at ? r ent ? at ? outpu t ) ? n ? e shold ? s teresis ? eshold ?? s teresis ? lo ? fault ? dela y lo ? response ? t m perature? faul t m perature? rest a frequency ? t art ? delay ? o wer.com ???????????? ut)? electri c n s ?? e d: ?\ 40 ? c ? < ? t j ? < e gulation ?? r ent ? range ? startup ? t ? short ? (fault ? y ? time ? t ime ? t ? threshold ? a rt ? hysteresis ? ? pi33xx \ x0 \ lgi z c al ? chara c < ? 125 ? c, ? vin ? = 2 symbol ? ? v out_dc ? ?v out ( ?v i n ?v out ( ?i ou t v out_ac i out_dc ? i out_cl ? i in_dc ? i in_ss ? i in_short ? v uvlo ? v uvlo_hys v ovlo ? v ovlo_hys t f_dly ? t f ? v ovp ? v otp ? v otp_hys ? f s ? t fr_dly ? ? z ? family ? datash e ? ? c teristics? 2 4v, ? l1=200nh min ? t ? 9 ? 5 4.93 ? ? 3.3 ? n ) ? ? t ) ? ? 0 ? 10.2 ? 1 ? 2 ? ? 7.08 ? 7 ? 0 37 ? 3 ? 0 ? 1 ? 5 ? 130 ? 1 ? ? ? e et ???????????????? rev ? h ? t yp ? max 9 3.9 ?? 5 .00 ?? 5.00 ? 5.07 5.0 ? 6.5 ? 0.1 ? 0.15 0.1 ? 0.15 30 ?? ? 10 ? 1 1.2 ? 12.6 2 .23 ?? 100 ?? ? 300 7 .45 ? 7.82 0 .37 ?? 3 8.4 ? 40 ? 0 .77 ?? 1 28?? 5 00?? 20 ?? 1 35? 140 30 ?? 1.0 ?? 30 ?? 1.2? august ? 24, ? 2 units ? c o % ? v i i o v ?? 0 v ?\ 4 v ?? % ? @ % ? @ 0 . mvp \p ? i o c o b w a ?? a ?? a ? v i i o ma ? v i c i ma ?? v ? ? v ? ? v ? ? v ? ? cycles ? n s c ns ? + % ? a c ?? c ?? mhz ? v i (1 ) ms?? 2 012 ? page ? 1 o nditions ? i n ? =? 24v, ? t c =? 2 o ut=10a ? 0 ? c ?? ? picor ? corpo pi3302 \ efficiency ? a l1=200nh ??? ? ambient ? t 0 ? lfm,? sip ? ? switching ? l1=200nh ??? ? ? 50 55 60 65 70 75 80 85 90 95 100 0 efficiency ? [%] 0 2 4 6 8 10 12 50 output? current ? [a] 0 0.2 0.4 0.6 0.8 1 1.2 1 frequency ?? [mhz] ? ration ? ? ? picorp o \ x0 ? typica a t? 25c ? ???????????????????????????? t emperature ? v ? only ??????????????????????????? frequency ? vs. ? ???????????????????????????? 1234 60 70 80 ambient ? 10v 24v 36v 234 12v 24v 36v o wer.com ???????????? l ? characte ???????????????????????????? v s. ? load ? curre n ?????????????????????????????????????????? load ? current ? ???????????????????????????? 567 8 i out ? [a] 12vi n 24vi n 36vi n 90 100 1 temperature ? [c ] 567 load ? [a] ? pi33xx \ x0 \ lgi z ristics ? ?????? ?????????? 330201 ? n t ? curve ??? ?????????????????????? 330203 ?? ?????????????????? 330205 8 910 n n n 1 10 120 ] 8910 ? z ? family ? datash e ? ? ? tot a ?????? ? ? tra n loa d cou 5a/ u ? ? ou t vou 1.0 u cou power ? loss ? [ w ] e et ???????????????? rev ? a l ? power ? loss ? ( i n ????????????????????????? n sient ? respons e d ? step: ? 2a ? to ? 7 a t ? = ? 4 ? x ? 47uf ? ce r us ? t put ? ripple: ? vi n u t ? = ? 50mv/div ???? u s/div ? t ? = ? 4 ? x ? 47uf ? ce r 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 012 [] 1.2? august ? 24, ? 2 n cluding ? extern a ????????????????????????? e : ? 24v ? to ? 5v ? a ???????????????????????? r amic ? ?? n ? = ? 24v, ? vout ? ???????????????????????????? r amic ? ?? 345 iout ? [ a pl ? (12v) pl ? (24v) pl ? (36v) 2 012 ? page ? 2 a l ? components ) ????????????????????? ??? ?????????????????????? 33 0 =? 5.0v ? at ? 10a ????????????????????????? ??? 6789 a ] 2 0 ? of ? 39 ? ?? 330202 ? 0 204 ? ? 330206 10 ? picor ? corpo ? ? ? pi3302 \ (contin output ? ri p vout ? = ? 50 m 1.0us/div ? cout ? = ? 4 ? x ? 4 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ration ? ? ? picorp o \ x0 ? typica ued)? p ple ? vin ? = ? 24v , m v/div ?????????????????? 4 7uf? ceramic ? ?? o wer.com ???????????? l ? charact e , ? vout ? =? 5.0v ? a ???????????????????????????? ? pi33xx \ x0 \ lgi z e ristic ? a t ? 5a ? ????????????????? 330207 ? z ? family ? datash e ? ? ? ? sh o t del a ? e et ???????????????? rev ? o rt ? circuit ? test a y_fault ? =? 1ms ????? 1.2? august ? 24, ? 2 ?????????????????????????? 2 012 ? page ? 2 ????????????????????????? 2 1 ? of ? 39 ? ? 330208 ? picor ? corpo pi3303 \ electrical ? unless? oth paramet e efficiency ? output ? output ? v o output ? v o output ? v o line ? regu load ? reg u output ? v o continuo u current ? li input ? cur input ? cur r inrush ? in p input ? cur r condition protectio n uvlo ? thr e uvlo ? hy s ovlo ? thr ovlo ? hy s uvlo/ov uvlo/ov ovp ? over \te m over \te m timing ? switching ? fault ? res t ? ? ration ? ? ? picorp o \ x0 ? (12vo u specificatio n erwise ? specifi e e r ? o ltage ?? o ltage ? total ? r e o ltage ? range ? lation ? u lation ? o ltage ? ripple ? u s ? output ? cur r mit ? r ent ? r ent ? p ut ? current ? at ? r ent ? at ? outpu t ) ? n ? e shold ? s teresis ? eshold ?? s teresis ? lo ? fault ? dela y lo ? response ? t m perature? faul t m perature? rest a frequency ? t art ? delay ? o wer.com ???????????? u t)? electri c n s ?? e d: ?\ 40 ? c ? < ? t j ? < e gulation ?? r ent ? range ? startup ? t ? short ? (fault ? y ? time ? t ime ? t ? threshold ? a rt ? hysteresis ? ? ? pi33xx \ x0 \ lgi z c al ? charac t < ? 125 ? c, ? vin ? = 2 symbol ? ? v out_dc ? v out_dc ? v out_dc ? ?v out ( ?v in ) ?v out ( ?i out ) v out_ac ? i out_dc ? i out_cl ? i in_dc ? i in_ss ? i in_short ? v uvlo ? v uvlo_hys ? v ovlo ? v ovlo_hys ? t f_dly ? t f ? v ovp ? v otp ? v otp_hys ? f s ? t fr_dly ? ? z ? family ? datash e ? ? t eristics ? 2 4v, ? l1=230nh min ? t ? 9 ? 1 11.82 ? 1 6.5 ? ? 0 ? 0 ? 0 ? 8.1 ? ? 4 ? 2 ? 13.57 ? 1 4 ? 0 37 ? 3 ? 0 ? 1 ? 5 ? 130 ? 1 ? ? ? e et ???????????????? rev ? h ? t yp ? max 9 6.5 ?? 1 2.0 ?? 1 2.0 ? 12.18 12 ? 13.0 0.1 ? 0.15 0.1 ? 0.15 60 ?? ? 8 ? ? 10 ? 4 .15 ?? 2 00?? ? 300 4 .29 ? 15.0 0 .37 ?? 3 8.4 ? 40 ? 0 .77 ?? 1 28?? 5 00?? 20 ?? 1 35? 140 30 ?? 1.4 ?? 30 ?? 1.2? august ? 24, ? 2 units ? c o % ? v i i o v ?? 0 v ?\ 4 v ?? % ? @ % ? @ 0 . mvp \p ? i o c o b w a ?? a ?? a ? v i i o ma ? v i c i ma ?? v ? ? v ? ? v ? ? v ? ? cycles ? n s c ns ? + % ? a c ?? c ?? mhz ? v i (1 ) ms?? 2 012 ? page ? 2 o nditions ? i n ? =? 24v, ? t c =? 2 o ut=8a ? 0 ? c ?? ? picor ? corpo pi3303 \ efficiency ? a l1=230nh ? ? ambient ? t ? o ? lfm ? ? si p switching ? f r ???????????????????????????????? ? ? 50 55 60 65 70 75 80 85 90 95 100 0 efficiency ?[%] 0 1 2 3 4 5 6 7 8 9 10 50 load ? current ? [a] 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1 frequency ? [mhz] ? ration ? ? ? picorp o \ x0 ? typica t ? 25 ? ????????????????????????? t emperature ? v p ? only ?????????????????????????? r equency ? vs. ? lo a ?????????????????????????????????????????? 123 io u 60 70 80 ambie n 16v 24v 36v 23 16v 24v 36v o wer.com ???????????? l ? characte ?????????????????????????? s. ? load ? curre n ?????????????????????????????????????????? a d ? current ? ?????????????????????????????????????????? 456 u t ?[a] 18vin, ? 12v o 24vin, ? 12v o 36vin, ? 12v o 90 100 1 1 n t ? temperature ? [ 456 load ? [a] ? pi33xx \ x0 \ lgi z ristics ? ? ?????????????? 330301 ? n t ? curve ??????????????????????????? 330303 ?? ???????????????????????????? 330305 78 o ut o ut o ut 1 0120 c] 78 ? z ? family ? datash e ? ? tot a ?????????? ? tra n loa co u ? ? 8 a vo u 1.0 u co u power ? loss ? [ w ] e et ???????????????? rev ? a l ? power ? loss ? ( i n ??????????????????????????????????????????? n sient ? respons e d ? step: ? 2a ? to ? 6 u t ? = ? 4 ? x ? 22uf ? c a ? output ? rippl u t ? = ? 50mv/div ? u s/div ? u t ? = ? 4 ? x ? 22uf ? c 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 01 [] 1.2? august ? 24, ? 2 n cluding ? extern a ??????????????????????????????????????????? e : ? 24v ? to ? 12v ? 6 a, ? 5a/us ????????? c eramic ?? l e: ? vin ? =? 24v, ? v ??????????????????????????????? c eramic ?? 234 iout ? [ a 2 012 ? page ? 2 a l ? components ) ?????????????????????????????? ??????????? ????????????????????????? v out ? =? 12v ? at ? 8 ?????????????????????????????? ? 567 a ] 24vin ? 12vout 36vin, ? 12vout 2 4 ? of ? 39 ? ? ??? 330302 ? ? ???? 330304 ? 8 a ? ??????? 330306 ? 8 ? picor ? corpo ? ? pi3303 \ (contin u 4a ? outpu t vout ? = ? 50 m 1.0us/div ? cout ? = ? 4 ? x ? ? ?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ration ? ? ? picorp o \ x0 ? typica u ed) ? t ? ripple ? m v/div ? ???????????????? 22uf ? ceramic ? o wer.com ???????????? ? l ? characte ???????????????????????????????? ? ? pi33xx \ x0 \ lgi z ristics ? ????????????????? 330307 ? ? z ? family ? datash e ? ? ? ? sh o t del a ? ? ? ? e et ???????????????? rev ? o rt ? circuit ? test a y_fault ? =? 1ms ???? 1.2? august ? 24, ? 2 ?????????????????????????? 2 012 ? page ? 2 ????????????????????????? 2 5 ? of ? 39 ? ? ??? 330308 ????? ? picor ? corpo pi3305 \ electrical ? unless? oth paramet e efficiency ? output ? output ? v o output ? v o output ? v o line ? regu load ? reg u output ? v o continuo u current ? li input ? cur input ? cur r inrush ? in p input ? cur r condition protectio n uvlo ? thr e uvlo ? hy s ovlo ? thr ovlo ? hy s uvlo/ov uvlo/ov ovp ? over \te m over \te m timing ? switching ? fault ? res t ? ? ration ? ? ? picorp o \ x0 ? (15 ? vo specificatio n erwise ? specifi e e r ? o ltage ?? o ltage ? total ? r e o ltage ? range ? lation ? u lation ? o ltage ? ripple ? u s ? output ? cur r mit ? r ent ? r ent ? p ut ? current ? at ? r ent ? at ? outpu t ) ? n ? e shold ? s teresis ? eshold ?? s teresis ? lo ? fault ? dela y lo ? response ? t m perature? faul t m perature? rest a frequency ? t art ? delay ? o wer.com ???????????? ut)? electri c n s ?? e d: ?\ 40 ? c ? < ? t j ? < e gulation ?? r ent ? range ? startup ? t ? short ? (fault ? y ? time ? t ime ? t ? threshold ? a rt ? hysteresis ? ? pi33xx \ x0 \ lgi z c al ? chara c < ? 125 ? c, ? vin ? = 2 symbol ? ? ? v out_dc ? ? ?v out ( ?v in ) ?v out ( ?i out ) v out_ac ? i out_dc ? i out_cl ? i in_dc ? i in_ss ? i in_short ? v uvlo ? v uvlo_hys ? v ovlo ? v ovlo_hys ? t f_dly ? t f ? v ovp ? v otp ? v otp_hys ? f s ? t fr_dly ? ? z ? family ? datash e ? ? c teristics? 2 4v, ? l1=230nh min ? t ? 9 ? 1 14.78 ? 1 10.0 ? ? 0 ? 0 ? 0 ? 8.1 ? ? 4 ? 2 ? 16.38 ? 1 ? 0 37 ? 3 ? 0 ? 1 ? 5 ? 130 ? 1 ? ? ? e et ???????????????? rev ? h ? t yp ? max 9 7.2 ?? 1 5.0 ?? 1 5.0 ? 15.23 15 ? 16 ? 0.1 ? 0.15 0.1 ? 0.15 60 ?? ? 8 ? ? 10 ? 4 .12 ?? 2 00?? ? 300 1 7.2 ? 18.1 0 .37 ?? 3 8.4 ? 40 ? 0 .77 ?? 1 28?? 5 00?? 20 ?? 1 35? 140 30 ?? 1.5 ?? 30 ?? 1.2? august ? 24, ? 2 units ? c o % ? v i ? i o v ? 1 0 v ?\ 4 v ?? % ? @ 1 8 % ? @ 8 a mvp \p ? i o c o 2 0 a ?? a ?? a ? v i i o ma ? v i c i ma ?? v ? ? v ? ? v ? ? v ? ? cycles ? n s c ns ? + % ? a c ?? c ?? mhz ? v i (1 ) ms?? 2 012 ? page ? 2 o nditions ? i n ? =? 24v, ? t c =? 2 o ut ? = ? 10 ? a ? 0 ? c ?? ? picor ? corpo pi3305 \ efficiency ? a ? l1=230nh ?? ? ambient ? t o ? lfm, ??si p ??? ??? ? s witching ? f ??????????????????? ? 50 60 70 80 90 100 0 efficiency ? [%] 0 1 2 3 4 5 6 7 8 9 10 50 output? current ? [a] 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1 frequency ?? (mhz) ? ration ? ? ? picorp o \ x0 ? typica t ? 25c ? ???????????????????????????? t emperature ? v p ? only ??????????????? f requency ? vs. ? l ?????????????????????????? 123 18.6v 24v 36v 60 70 8 0 ambi e 18.6v 24v 36v 23 18.6v 24v 36v o wer.com ???????????? l ? characte ???????????????????????????? s. ? load ? curre n ? ????????????????????????????????????????? oad ? current ? ????????????????????????? 45 load ? [a] 0 90 100 e nt ? temperature ? [ 45 6 load ? (a) ? pi33xx \ x0 \ lgi z ristics ? ???????????????????? 33050 1 n t ? curve ?? ????????????????????????????? 33050 3 ???????????????? 330505 ? 678 110 120 [ c] 6 78 ? z ? family ? datash e ? ? 1 3 tot a ?????? ? tra n loa d 5a/ u cou ? ou t vo u 1us co u power ? loss ?[w] e et ???????????????? rev ? a l ? power ? loss ? ( i n ???????????????????????????? n sient ? respons e d ? step: ? 2a ? to ? 6 a us ? u t ? = ? 4x22f ? cera t put ? ripple: ? vi n u t ? = ? 100mv/di v s /div ? u t ? = ? 4x22f ? ce 0.0 1.0 2.0 3.0 4.0 5.0 01 1.2? august ? 24, ? 2 n cluding ? extern a ???????????????????????????? e : ? 24? to ? 15v ? a ???????????????????????????? a mic ?? n ? = ? 24v, ? vout ? v ????????? ???????????????????????? ramic ?? 234 load ? [a] 18.6v 24v 36v 2 012 ? page ? 2 a l ? components ) ???????????????????????????? ???????????????????????? ??? =? 15v ? at ? 8a ? ??????????????????????????????????????????? 567 2 8 ? of ? 39 ? ? ??? 330502 ? ???? 330504 ????? 330506 ? ? 8 ? picor ? corpo ? ? ? ? ? ? ? pi3305 \ (contin u output ? ri p vout ? = ? 10 0 1us/div ? cout ? = ? 4x 2 ? ? ? ration ? ? ? picorp o \ x0 ? typica u ed) ? p ple: ? vin ? = ? 24 v 0 mv/div ????????? ???? 2 2f ? ceramic ?? o wer.com ???????????? ? l ? characte v , ? vout ? =? 15v ? a ?????????????????????????????????????????? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? pi33xx \ x0 \ lgi z ristics ? a t ? 4a ? ? ?????????????????????????? 330507 ? ? z ? family ? datash e ? ? ? ? sh o ?????? ? ? ? e et ???????????????? rev ? o rt ? circuit ? test ?????????????????????????? 1.2? august ? 24, ? 2 ????????????????????????? 2 012 ? page ? 2 ????????????????????????? 2 9 ? of ? 39 ? ? ??? 330508 ? picor ? corpo functi o the? pi33x x regulators trimmable and ? maxi m a ? specific ? e ? figu r ? for ? basic ? o and ? comp o settings ? ar ? enable ? ( e en ? is ? the ? e reference d converter ? positive ? lo g asserted ? pulling ? en will ? disabl e ? the? en ? in p and ? pi33 x when ? the ? logic ? asse r regulator ? o 1.0 ? vdc ? w regulator ? o ? switchin g the? synci controller? reference d synchroni z preset? sw pi33xx \21 ? program m ? ? ration ? ? ? picorp o o nal ? descri x ? is ? a ? family ? o . ? the ? pi33xx ? h ? within ? a ? pr e m um ? output ? c u e xternal ? powe r r e ? 2 ? \??zvs \ buck ? o peration, ? figu o nents ? requir e e ? required. ? e n) ? e nable ? pin ? of ? d ? to? sgnd? an d on ? or ? off.?? t g ic ? assertion. ?? high, ? the ? co ? pin ? below ? 0. e ? the ? regulato r p ut ? polarity ? ca n x x \ 21 ? versions en ? pin ? polarit y r tion; ? and ? if ? t h o utput ? is ? ena b w ith ? respect ? o utput. ? g ? frequency ? s ? input ? allows ? switching ? fre q d ? to ? sgnd. ? z e? the ? unit ? be t itching ? frequ e versions ? onl ed ? via ? i 2 c ? bus ? w o wer.com ???????????? ption ? o f ? highly ? integ as ? a ? set ? outpu t e scribed ? rang e u rrent ? are? cha r ? inductor ? (see with ? required ? c o re? 2 ? shows ? th e e d. ? no ? additio n the ? converte r d ? permits ? the ? u t he ? en ? defau if ? the ? en ? pin ? i s nverter ? outp u 8 ? vdc ? with ? r e r ? output. ? n ? be ? program m ? only) ? via ? th e y ? is ? program m h e? en ? pin ? is ? l e b led. ? pulling ? th to? sgnd, ? w s ynchronizat i the ? user ? to? s q uency ? by ? an ? ? the? exter t ween ? 50% ? a n e ncy ? (f s ). ? for ? y , ? the ? phase ? w ith ? respect ? t o ? pi33xx \ x0 \ lgi z rated ? zvs \bu c t ? voltage? that? i e .? performan c racterized ? wit ? table ? 5). ??? ? o mponents ? e ? connections ? n al ? design ? or ? r .? the ? en ? pin ? i u ser ? to? turn ? th lt ? polarity ? is ? s ? left? floating ? o u t ? is ? enable d e spect ? to? sgn m ed ? (pi33xx \2 e ? i 2 c ? data? bu s m ed ? for ? negati v e ft? floating, ? th e? en ? pin ? abo v w ill ? disable ? th i on ? s ynchronize ? th external ? clo c n al ? clock? ca n d ? 110% ? of ? th pi33xx \20 ? an delay ? can ? b o ? the ? clock?? ? z ? family ? datash e ? ? c k ? i s ? c e ? h ? i s ? e ? a ? o r ? d . ? d ? 0 ? s . ? v e ? e? v e ? e? e ? c k ? n ? e ? d ? b e ? ? appli e regul a interl e ? the? p to? th e phas e parall for ? f u circui t sync ? w ? whe n provi d regul a regul a parall ? outp the? p the ? p pin ? t o a ? resi s the ? v o ? p p p p p p ? table ? versio n and? v o ? soft \ s the? p ramp ? outp u from ? ramp ? in ? th detail e et ???????????????? rev ? e d ? at ? synci ? a tors ? to ? be ? e aving ? mode. p i33xx ? default ? e ? falling ? edge ? o e ? shift ? from ? eling ? of ? two? p u rther ? user ? pr o t ry. ? the? user w ith ? the ? exter n n ? using ? the ? i n d es ? a ? 5v ? cloc k a tors.? therefo r a tor ? and ? hav e el ? and ? interle a p ut ? voltage ? t r p i33xx ? output ? reset? output ? b o ? sgnd ? and ? ca stor ? from ? adj ? o ltage ? ranges ? f device ? p i3311 \ x0 \ lgiz p i3312 \ x0 \ lgiz p i3301 \ x0 \ lgiz p i3302 \ x0 \ lgiz p i3303 \ x0 \ lgiz p i3305 \ x0 \ lgiz 2 ?\? pi33xx ? f a m n s ? available ? for ? o ut ? >15v. ? s tart ? i33xx ? include s the ? output ? u t ? voltage. ? c o the ? trk ? pin ? t o period.? see, ? ? e? application s. ? 1.2? august ? 24, ? 2 pin. ? phase ? d paralleled ? a for ? synci ? is ? t o f ? the ? applied ? synco. ? th pi33xx ? devic e o gramming? or can ? change ? t h n al ? clock ? rising n ternal ? oscilla t k ? that ? can ? be ? re, ? one ? pi33x x e? additional ? a ved. ? r imming ? voltage? can ? b b y ? connecting ? n ? be ? trimmed ? pin ? to? vout. ? f or ? the ? pi33xx ? out set ? 1.0v? 2.5v? 3.3v? 5.0v? 12v? 15v? m ily ? output ? volt a output? voltage s s ? an ? internal ? s o voltage ? in ? 2 m o nnecting ? an ? o ? sgnd? will ? i n ? soft ? start ? adj u n s ? description 2 012 ? page ? 3 elay ? allows ? p nd ? operate ? t o ? sync ? with ? r e clock? providin is ? allows ? fo e s ? without ? th e r ? external ? syn c h e? synci ? pola ? edge. ? t or, ? the ? syn c used ? to? sync ? x ? can ? act ? as ? th pi33xxs ? runn b e? trimmed ? u p a ? resistor ? fro down ? by ? con n the? table ? 2 ? d family. ? put ? voltage ? range ? 1.00? to ? 1.4? 2.0? to ? 3.1? 2.3? to ? 4.1? 3.3? to ? 6.5? 6.5? to ? 13.0? 10.0? to ? 16.0 a ge ? r anges. ? ad d s ? (vout) ? of ? 1.5? t o ft\start ? capa c m s ? from ? 0v? t external ? ca p n crease? the ? s t u stment ? and ? t ? section ? for ? 3 0 ? of ? 39 ? p i33xx ? in ? an ? e spect ? g ? 180 ? r ? the ? e ? need ? c ? clock ? rity ? to? c o ? pin ? other ? e? lead ? ing ? in ? p ? from ? m ? adj ? n ecting? d efines ? d itional ? t o ? 1.9v? c itor ? to ? t o ? full ? p acitor ? t art \up ? t rack,? ? more? ? picor ? corpo remote ? s an ? intern a pin ? and ? v rem ? is ? lef t regulate ? 1 the ? desire d ? output ? c u pi33xx ? h a from ? outp u ? slow ? curr e load ? fro m regulator? s current ? ex a ? slow ? cur r is ? shutdo w after ? faul t initiated. ? indefinitel y ? fast ? curr e regulator ? i the ? outpu t sudden ? lo w a ? high? in d and ? stop ? s then ? initia t ? both ? the ? f in ? a ? faul t (pi33xx \ 2 0 bus. ? ? input ? un d if ? vin ? fall s (uvlo) ? th r the ? intern a current ? c y within ? 12 8 normal ? o p system ? wi fault.? the? s reestablis h uvlo ? faul read ? and ? c only) ? via ? i 2 ? ? ration ? ? ? picorp o s ensing ? a l ? 100 ? resist o v out ? pin ? to? p t ? open. ? with ? r 00mv ? above? i t d ? reference ? n o u rrent ? limit ? p a s ? two ? meth o u t ? short ? or ? ov e e nt ? limit ? pro t m ? sourcing ? s ? maximum ? r ceeds ? the ? cur r r ent ? limit ? faul t w n ? which ? eli m t ? restart ? dela y this ? restart? y ? until ? the ? exc e e nt ? limit? pro t i nductor ? curr e t ? from ? supplyi n w ? impedance ? d uctor ? current ? witching ? until ? t e? a ? soft \start ? c f ast ? and ? slow ? c t ? register ? an d 0 ? and ? pi33xx \ 2 d er \ voltage ? l s ? below ? the ? i r eshold, ? but ? r e a l ? bias ? supply,? y cle ? and ? stop ? 8 ? switching ? cy p eration. ??if ? th ll ? enter ? a ? lo w s ystem ? will ? re s h ed ? and ? after ? t ? is ? stored ? in ? c leared ? (pi33 x 2 c ? data? bus. ? o wer.com ???????????? o r ? is ? connecte d p rovide ? regul a r em ? open, ? th e t s ? set ? point.? c o de ? to ? be ? regul p rotection ? o ds ? implemen t e r ? current ? con d t ection : ? prev e current ? hig h ated ? current. ? r ent ? limit ? (i ou t t ? is ? initiated ? a n m inates ? outpu t y ? (t fr_dly ), ? a ? s o cycle ? will ? e ssive ? load ? is ? r t ection : ? pi33x x e nt ? pulse \by \p u n g ? very ? high ? c short. ? if ? the ? r e pulse, ? it ? will ? fault ? restart ? c ycle. ??? c urrent ? limit ? f a d ? can ? be ? re a 2 1 ? versions ? o n l ockout ? nput ? under ? v e mains ? high? e n the ? pi33xx ? w i switching. ??i cles, ? the ? pi33 i s ? time ? limit ? i s w ? power ? stat e s tart ? once ? the ? the ? fault ? re s a ? fault ? regis t x x \20? and ? pi3 3 ? pi33xx \ x0 \ lgi z d ? between ? re m a tion ? when ? th e ? converter ? w i c onnect ? rem ? t ated . ? t ed ? to? prote c d ition. ??? e nts ? the ? outp u h er ? than ? th if ? the ? outp u t _cl ) ? for ? 1024u s n d ? the ? regulat o t ? current ? flo w o ft\start ? cycle ? i be ? repeate emoved. ?? x ? monitors? th u lse ? to? preve n urrent ? due ? to ? e gulator ? sens e initiate? a ? fau delay ? ends ? an a ults ? are? store a d ? and ? cleare n ly) ? via ? i 2 c ? da t v oltage ? locko u n ough ? to? pow e i ll ? complete ? th f ? vin ? recove r xx ? will ? resum s ? exceeded, ? th e ? and ? initiate? input ? voltage? i s tart ? delay. ?? a t er ? and ? can ? b 3 xx\ 21 ? versio n ? z ? family ? datash e ? ? m ? e ? i ll ? o ? c t ? u t ? e? u t ? s , ? o r ? w . ?? i s ? d ? e ? n t ? a ? e s ? lt ? d ? d ? d ? t a ? u t ? e r ? e? r s ? e ? e ? a ? i s ? a ? b e ? n s ? inpu t if ? vin ? thres h pi33x switc h cycle s othe r and ? s oper a the ? o the? o be ? r e versi o ? outp the? p volta g volta g exce e will ? c o issue ? once thres h fault ? i clear e i 2 c ? da ? over ? the? i preve ther m prote c regul a enter ? soft \s t over \ t otp ? f a and ? c via ? i2 c ? puls e pi33x light ? l eao ? f condi t singl e e et ???????????????? rev ? t ? over ? volta g ? exceeds ? the ? i n h old ? (v ovlo ), ? w x x ? will ? compl h ing. ??if ? vin s , ? the ? pi33x x r wise, ? the ? sys t s ets ? an ? ovlo ? a tion ? when ? th e vlo ? threshol d o vlo ? fault ? is ? s e ad ? and ? cle a o ns ? only) ? via ? i 2 c p ut ? over ? volt a p i33xx ? famil y g e? protection ? g e? sensitive ? e ds ? 20% ? of ? its? omplete? the ? c an ? ovp ? fault. ?? the ? output ? h old ? and ? afte i s ? stored ? in ? a ? f e d ? (pi33xx \20 ? a ta ? bus. ? temperatur e nternal ? packa e nt ? system ? c o m al ? maximu m ction ? t hresh o a tor ? will ? com p a ? low? powe r tart ? when ? th e temperature? ault ? is ? stored ? i leared ? (pi33x x c ? data? bus. ? e ? skip ? mode ? ( x x ? features ? a ? p l oads. ? the ? re g falls ? below ? a ? t ions ? and ? co m e ? pulses ? or ? se v 1.2? august ? 24, ? 2 g e ? lockout ? n put ? over ? vol t w hile ? the ? cont r ete ? the ? curr e ? recovers ? wi x ? will ? resume? t em ? will ? ente r ? fault.?? the? s e ? input ? voltag e d ? and ? after ? the s tored ? in ? a ? fa u a red ? (pi33xx \ c ? data ? bus. ? a ge ? protecti o y ? is ? equipped ? (ovp) ? to? prev e devices. ? if ? t set ? regulated ? c urrent ? cycle, ? the? system ? w voltage ? fall s e r ? fault ? resta r f ault ? register ? a and ? pi33xx \ 2 e ? protection ? a ge ? temperat u o mponents ? f r m .??if ? the ? o ld ? (otp) ? is ? e p lete ? the ? curr r ? mode, ? set ? a e ? internal ? tem p restart ? hyst e i n ? a ? fault ? regi s x \ 20? and ? pi33 x ( psm) ? p sm ? to? achie v g ulators ? are ? se psm ? thresh o m ponent ? value v eral ? consecu t 2 012 ? page ? 3 t age ? lockout ? ( r oller? is ? runni n e nt ? cycle ? an d thin ? 128 ? sw i normal ? ope r r ? a ? low? powe r system ? will ? r e e ? falls ? below ? 9 ? fault ? restart u lt ? register ? a n \ 20 ? and ? pi3 3 o n ? ? with ? outpu t e nt ? damage ? t o he ? output ? v value, ? the ? re g stop ? switchi n w ill ? resume? op e s ? below ? the r t ? delay. ?? th e a nd ? can ? be ? re a 2 1 ? versions ? on u re? is ? monito r r om ? reaching ? over ? tempe xceeded ? (v ot p ent ? switching ? ? fault ? flag, ? a n p erature ? falls ? e resis? (v otp_hy s s ter ? and ? can ? b x x \21 ? version s v e? high ? efficie tup ? to ? skip ? p u o ld.?? dependi s, ? this ? may ? re t ive ? pulses ? fo l 3 1 ? of ? 39 ? ovlo) ? n g, ? the ? d ? stop ? i tching ? r ation. ?? r ? state ? e sume ? 9 8% ? of ? delay. ?? n d ? can ? 3 xx \21? t ? over ? o ? input ? v oltage ? g ulator ? n g ? and ? e ration ? ? ovp ? e ? ovp ? a d ? and ? ly) ? via ? r ed ? to ? their ? e rature ? p ), ? the ? cycle, ? n d ? will ? below ? s ). ? the? e? read ? s ? only) ? ncy ? at? u lses ? if ? ng ? on ? sult ? in ? l lowed ? ? picor ? corpo by ? skipp e reduces ? g a efficiency. ? rises? abov e ? variable ? f each ? pi33 x frequency , (see ? table ? and ? load ? applicatio n accommo d stretching ? preserved ? range ? the r ? parallel ? o paralleling increase ? t power ? rail ? ? ? ? ? ? ? ? ? ? ? ? ? ? by ? conne c module? t o equally.? w connected during ? so f released ? t also, ? any ? f other ? reg u ? ? ration ? ? ? picorp o e d ? pulses. ? s a te ? drive? po w ? the ? regulato r e ? the ? skip ? mo d f requency ? o p x x ? is ? preprog r , ? with ? respect? 5), ? to ? operat e variations. ?? n s, ? the ? base ? d ate ? these ? ex t the ? freque n throughout ? t r efore ? maintai n o peration ? ? multiple ? pi3 3 t he ? output? c u and ? reduce ? o u figure ? 3 ?\? pi33 x c ting ? the ? eao ? o gether ? the ? u w hen ? the ? t r ? together, ? th e f t \start ? and ? a o ? allow ? the ? u f ault ? event? in ? a u lators. ? the? t w o wer.com ???????????? s kipping ? cycl e w er ? and ? impr o r ? will ? leave? ps m d e? threshold. ?? p eration ? r ammed ? to? a ? to ? the ? power ? e ? at? peak? effici e at ? low ? line ? frequency ? w t reme ? operati n n cy, ? the ? zv s t he ? total ? inp u n ing ? optimum? 3 xx ? modules ? c u rrent ? capabil u tput ? voltage? r ? ? ? ? ? x x ? parallel ? oper a pins ? and ? sg n u nits ? will ? sha r k ? pins ? of ? e e ? units ? will ? tr a ll ? unit ? en ? pi n u nits ? to? start ? a ny ? regulator ? w o ? regulators ? ? pi33xx \ x0 \ lgi z e s ? significant l o ves ? light ? loa m ? once ? the ? ea o base ? operati n stage ? induct o e ncy ? across? lin and ? high? loa w ill ? stretch ? t n g ? ranges. ??? b s ? operation ? u t ? line ? volta g efficiency. ??? c an ? be ? used ? t ity ? of ? a ? singl r ipple. ?? a tion ? n d ? pins ? of ? eac re? the ? curre n e ach ? unit ? a r a ck ? each ? oth e n s ? have ? to? b (see ? figure ? 3 will ? disable ? th will ? be ? out ? o ? z ? family ? datash e ? ? l y ? d ? o ? n g ? o r ? e? d ? o ? b y ? i s ? g e? o ? e? h ? n t ? r e ? e r ? e? ). ? e ? o f ? phas e to? sw ? to ? pr the ? e good ? regul a be ? p regul a confi g sync i open \ regul a syste m confi g the ? fl y enter ? ? multi \ and ? p singl e how ? t pleas e multi \ ? i 2 c ? b u pi33x interf a polari frequ e one ? ti ? also, ? t vout ? devel o and ? n pi33x telem ? fault? ? ? ? ? ? e et ???????????????? rev ? e ? with ? each ? o t itching ? frequ e ovide ? synchr o ntire? operati o (pgd) ? pin ? m a tor?s ? synci ? p laced ? betwe e a tor?s ? synci ? p g uration, ? at? s y i ? low? forcing ? t \ loop ? startu p a tors ? reach ? re g m ? is ? now ? g uration ? whic h y , ? when ? any ? o f variable ? freq u \ phasing ? thre e p i33xx \ 21 ? onl e \phase ? desig n t o ? program ? p e ? refer ? to? p \ phase ? design ? us ( pi33xx \ 2 x x \20 ? and ? pi ace ? that ? enab l i ty ? (from? high e ncy ? synchro i me ? program m the ? pi33xx \2 0 margining ? v o pment? (setti n n ot ? retained ? b x x \21 ? also ? ha v m etry: ? registry ? list: ? over ? temp fast/slow ? c output ? vol t input ? over v input ? und e 1.2? august ? 24, ? 2 t her ? reducing ? e ncy ? synchroni o nization ? bet w o nal ? frequenc y m ust ? be ? con n in ? and ? a ? 2.5k e n ? synco ? re t p in, ? as ? shown ? y stem ? soft \sta r t he ? lead ? regul a p ? synchroniz a g ulation, ? syn c synchronized ? h ? allows ? the ? s f ? the ? individua u ency ? mode ? in ? e ? regulators? is ? y) ? with ? no ? c n .??for ? more? hase ? delays ? w icor ? applicati o procedure. ? 2 0 ? and ? pi33x x 33xx \21? pro v l es ? the ? user ? to h ? to? low? asse r nization ? phas m able ? options ? t 0 ? and ? pi33xx \ 2 v ia ? i 2 c ? that? n gs ? stored ? in ? v y ? the ? device). v e? the ? option ? erature ? prote c c urrent ? limit ? tage ? high ? v oltage ?? e rvoltage ?? 2 012 ? page ? 3 output ? ripple ? i zation). ?? w een ? regulator y ? range,? the ? p n ected ? to ? th e ? resistor, ? r1 , t urn ? and ? th e in ? figure ? 3. ?? r t, ? the ? pgd ? pi n a tor ? to? initiali a tion.?? onc e c i? is ? released ? a n in ? a ? close d ystem ? to ? adj u l ? regulators ? b e the ? loop. ? possible ? (pi3 3 hange ? to ? the information ? w ithin ? the ? reg u o n ? note ? pi3 3 x \ 21? only) ? v ide? an ? i 2 c ? program ? the ? e r tion) ? and ? sw i e/delay. ? the s t o ? the ? device. ? 2 1 ? allow ? for ? d y is ? useful ? d v olatile ? memo r ? the ? pi33xx \ 2 for ? extende d c tion ? 3 2 ? of ? 39 ? (refer ? s ? over ? p arallel ? e ? lead ? , ? must ? e ? lead ? in ? this ? n ? pulls ? ze ? the ? e ? the ? nd ? the ? d \loop ? u st, ? on ? e gin ? to ? 3 xx \20? ? basic ? about ? u lator, ? 3 xx \2x? digital ? en ? pin ? i tching ? s e? are? ? y namic ? during ? r y ? only ? 2 0 ? and ? d ? fault ? picor ? corpo for ? more? interface ? pi33xx \2x ? ? applica output ? v o the? pi33 x common ? o and ? 15v. ?? to? offset ? a maximum? connected device?s ? o nominal? s pi3311 \ x0? of ? 1v). ? ? p i p i p i p i p i p i tabl e ? the? remo t to? the ? vo voltage? of f voltage? di v ? fig ? ration ? ? ? picorp o information ? a please ? refer ? i 2 c ? interface ? g tion ? desc r o ltage ? progr a x ? family ? of ? b o utput ? voltage s a ? post \ packa g ny ? resistor ? div output? accur ? from ? the ? ad j utput ? can ? be ? s et? voltage? ( w which ? can ? o n device ? i 3311 \ x0 \ lgiz ? i 3312 \ x0 \ lgiz ? i 3301 \ x0 \ lgiz ? i 3302 \ x0 \ lgiz ? i 3303 \ x0 \ lgiz ? i 3305 \ x0 \ lgiz ? e ? 3 ?\?pi33xx ? f a m t e? pin ? (rem) ? s ut ? pin,? if ? not? f set. ? figure ? 4 ? s v ider ? network. ? ure ? 4 ?\? internal ? r o wer.com ???????????? a bout ? how ? to? to? picor ? ap p g uide. ? r iption ? a mming ? uck ? regulato r s : ? 1.0v, ? 2.5v, ? 3 g e? trim ? step ? i s ider ? network? e acy. ?? with ? a ? j ? pin ? to? sgnd? varied ? above? w ith ? the ? exc e n ly ? be ? above? t output ? v o set ? r 1.0v? 1. 0 2.5v? 2. 3.3v? 2. 5.0v? 3. 12v? 6. 5 15v? 10. ? ? m ily ? output? volta g s hould ? always ? used, ? to? pre v s hows ? the ? int e ? ? r esistor ? divider ? n ? pi33xx \ x0 \ lgi z utilize ? the ? i 2 c p lication ? not e r s ? provides ? si x 3 .3v,? 5.0v, ? 12 v s ? implemente d e rrors ? ensurin g single ? resisto r or ? rem, ? eac h or ? below ? th e e ption ? of ? th e he ? set ? voltag e o ltage ? r ange ? 0 0 ? to ? 1.4? 0 ? to ? 3.1? 3 ? to ? 4.1? 3 ? to ? 6.5? 5 ? to ? 13.0? 0 ? to ? 16.0? g e ? ranges ? be ? connecte d v ent ? an ? outpu t e rnal ? feedbac k ? n etwork ? ? z ? family ? datash e ? ? c ? e ? x ? v ? d ? g ? r ? h ? e ? e ? e ? d ? t ? k ? r1, ? r r_lo w the ? d outp regu l ? pi 3 pi 3 pi 3 pi 3 pi 3 pi 3 ? by ? c rang e adju s or ? r equ a valu e ? ? ? if, ? f o shou for ? t and ? u the ? p divid r1= 4 thes e as ? fo ? ? the? avail a e et ???????????????? rev ? r 2, ? r3 ? and ? r4? w ? and ? r_hig h d esigner ? can ? a ut. ??the ? in lator ? is ? listed ? b device ? 3 311 \ x0 \ lgiz ? 3 312 \ x0 \ lgiz ? 3 301 \ x0 \ lgiz ? 3 302 \ x0 \ lgiz ? 3 303 \ x0 \ lgiz ? 3 305 \ x0 \ lgiz ? table ? 4 ?\?p i c hoosing ? an ? o e s ? stated ? in ? s ted ? up ? or ? do w r _low ? value, a tions ? can ? be ? u e s: ? 1 1 2 o r ? example, ? a ? u ld ? choose ? th e t his ? example, ? use? equation ? ( p i3302?s ? outp er ? network ? 4 .53 ? k, ? r2=1. 1 e ? values ? in ? to? llows: ? 1.57 6 4 value? calcul a able ? for ? purc h 1.2? august ? 24, ? 2 are? all? interna h ? are? external ? a dd ? to? modif y n ternal ? resist o b elow ? in ? table ? r1 ? r2 ? 1k ? ope n 1.5k ? 1.0 k 2.61k ? 1.13 4.53k ? 1.13 11.0k ? 1.0 k 14.0k ? 1.0 k ? ? i33xx? internal ? d o utput ? voltag e table ? 3, ? v o w n ? by ? selectin ? respectivel y u sed ? to? calcula t 1 1 1 2 1 1 1 1 6.0v ? output ? e ? proper ? reg u we ? will ? sele c ( 1) ? to ? calculat e ut. ??? from ? t a values ? for ? 1 3k ? , ? and ? r3? equation ? (1), ? 1 .0 1 4 .53 1 1. 1 a ted ? is ? ideal? h ase; ? therefor 2 012 ? page ? 3 l ? 1.0 ? % ? resisto resistors ? for ? y ? vout ? to? a ? d o r ? value? for ? 4. ? r3 ? r n ? 0 ? 1 k ? 2.0k ? 1 k ? 3.0k ? 1 k ? 3.0k ? 1 k ? 3.0k ? 1 k ? 3.0k ? 1 d ivider ? values ? e ? value? with i o ut ? can ? sim p g ? the ? proper ? r y .??the? fol l t e? r_high ? and ? 3 3. is ? needed, ? th e u lator ? from ? t a c t ? the ? pi3302 ? e ? r_high ? to? in c a ble? 4, ? the ? r e the ? pi3302 = ? 3.0k ? .?? in s r_high ? is ? calc 1 1 3 3.0. and ? may ? n e, ? select ? a ? st a 3 3 ? of ? 39 ? o rs ? and ? which ? d esired ? each ? r 4 ? 1 00? 1 00? 1 00? 1 00? 1 00? 1 00? i n ? the ? p ly ? be ? r _high ? l owing ? r_low ? 1 ? 2 ? e ? user ? a ble? 3. ?? (5.0v) ? c rease ? e sistor\ ? are: ? s erting? ulated ? ot ? be ? a ndard ? picor ? corpo 1% ? value? c 1%,? resist o by ? using ? t h ? soft \ star t the? trk ? regulator? s regulators internal ? 1 0 a ? minimu m pi33xx ? re g capacitor ? t increased ? used ? to? c a soft \start ? t ? c ? where, ? t t r internal ? c h for ? limits). ? ? there? is ? tracking ? proportio n startup, ? s together. ? connected at? the ? sa m ? ? ? for ? direct ? highest ? o u the ? mast e through ? a ? the ? slave? s ration ? ? ? picorp o c lose ? to? the ? v o r ? is ? a ? standa r h e ? voltage? divi d t ? adjust ? and ? t pin ? offers? a s ? soft \start ? ti m . ??the? soft \st a 0 0nf ? and ? a ? fix e m ? startup ? ti m g ulators. ??by ? a t o ? the ? trk ? pi n further. ? the? a lculate ? the ? pr t imes: ? t r k ? is ? the ? soft \ s h arge ? current ? ( ?? typically ? eit h implemented ? n al ? tracking ? b e s imply ? conn e ? this ? type ? ? regulators? to? e? time ? (see ? fi g figure ? 5 ?\? pi33 x tracking, ? ch o u tput ? voltage? r ? to? the ? trk ? divider ? (figu r s ? feedback ? divi d vo u vo u mast e vou t (a) (b) o wer.com ???????????? alue ? calculate r d ? value. ??che c d er ? equation. ? t racking ? a ? means ? to? m e? or ? to? track ? w a rt ? slope ? is ? co e d ? charge ? cur r m e? of ? 2ms ? ( t dding ? an ? addi t n , ? the ? soft \sta r following ? eq u oper ? capacito r i 100 x s tart ? time ? and ? see? electrical ? c h er ? proportio within ? a ? e tween ? severa e ct ? all? devic of ? tracking ? startup ? and ? r e g ure ? 5 ? (a)). ?? x x ? tracking ? met h o ose ? the ? regu as ? the ? maste pin ? of ? the ? ot r e? 6)? with ? the ? d er ? (see ? table ? u t ? 1 u t ? 2 e r ? vout t ? 2 ? pi33xx \ x0 \ lgi z d. ??? a ? 1.56k ? , c k ? your ? result s increase ? th e w ith ? additiona ntrolled ? by ? a n r ent ? to ? provid e ypical) ? for ? al t ional ? externa r t ? time ? can ? b e u ation ? can ? b e r ? for ? a ? desire d x 10 , ? i trk ? is ? a ? 50u a c haracteristic s nal ? or ? direc t design.? fo r l ? regulators? a t es ? trk ? pin s will ? force ? al e ach ? regulatio n ? h ods ? lator ? with ? th e r ? and ? connec t her ? regulator s same ? ratio ? a s 4 ? for ? values). ? t ? z ? family ? datash e ? ? , ? s ? e ? l ? n ? e ? l ? l ? e ? e ? d ? a ? s ? t ? r ? t ? s ? l ? n ? e ? t ? s ? s ? ? ? fig u ? all ? c o with ? dem o shou toge t ? ind u the? indu c perf o valu e devi c coilt r ? ? e et ???????????????? rev ? u re ? 6 ?\?voltage ? d o nnected ? reg u this ? meth o o nstrated ? in ? f i u ld ? have ? the t her ? to? work ? p u ctor ? pairing pi33xx ? utili z c tor ? has ? been ? o rmance. ? tab l e ? and ? part ? n c e? and ? are ? m ronics.? device ? pi3311 \ x0 \ lgiz pi3312 \ x0 \ lgiz pi3301 \ x0 \ lgiz pi3302 \ x0 \ lgiz pi3303 \ x0 \ lgiz pi3305 \ x0 \ lgiz table ? 5 ? p i s 1.2? august ? 24, ? 2 d ivider ? connecti o u lators? ? soft \s t o d. ? direct ? t igure ? 5 ? (b). ??a l ir ? enable ? (e n p roperly. ? z es ? an ? exte r optimized ? for ? l e? 5 ? details ? t h n umber ? utiliz e m anufactured ? b inductor ? [nh] ? 120 ? 200 ? 200 ? 200 ? 230 ? 230 ? ? \?pi33xx ? induct o ? master ? v o r r sgnd trk i 33xx s lave 2 012 ? page ? 3 ? o ns ? for ? direct ? tr a t art ? slopes ? wil t racking ? timi l l ? tracking? reg u n ) ? pins ? con n r nal ? inductor . maximum? effi h e? specific ? in d e d ? for ? each ? p b y ? cooper ? bu inductor ? part ? number tbd \ 120 \ r ? fpt705\ 200 \ r fpt705\ 200 \ r fpt705\ 200 \ r fpt705\ 230 \ r fpt705\ 230 \ r o r ? pairing ? ? o ut 1 2 3 4 ? of ? 39 ? a cking ? l ? track ? ng ? is ? u lators ? n ected ? . ? this ? ciency ? d uctor ? p i33xx ? ssman ? r ? r ? r ? r ? r ? picor ? corpo input ? an d the? pi33x x as ? well? a capacitors ? frequency ? pi33xx ? wi current ? fr o when ? the ? during ? th e replenishe impedanc e converter, ? average ? c replenishi n been ? chos e device ? ? v i n ( v pi3311 ? ? 2 4 ? pi3312 ? ? 2 4 ? pi3301 ? ? 2 4 pi3302 ? ? 2 4 ? pi3303 ? ? 2 4 ? pi3305 ? ? 2 4 ? ration ? ? ? picorp o d ? output ? filt e x ? requires ? in p a s ? low ? impe to ? ensure ? p decoupling ? f ll ? draw ? nearl y o m ? the ? low? i m main ? high? s e ? time ? the ? high d ? from ? the ? b e ? is ? high? at? th e the ? bulk ? cap a c urrent ? into ? n g ? the ? cerami e n ? to ? be ? 100 f n ? v ) ? i load ? (a) ? c inp u bul k ele c 4 ? 10? 100 50 v ? 5 ? 4 ? 10? 100 50 v ? 5 ? 4 ? 10? 100 50 v 5 ? 4 ? 10? 100 50 v ? 5 ? 4 ? 8 ? 100 50 v ? 4 ? 4 ? 8 ? 100 50 v ? 4 ? murata ? pa r grm188r71 c grm319r71 h grm31cr60j o wer.com ???????????? e r ? considera t p ut ? bulk ? stora g dance ? ceram p roper? start ? f or ? the ? pow e y ? all? of ? the ? h m pedance ? cera ide? mosfet ? ? side ? mosfet ? b ulk ? capacito r e ? switching ? fr e a citor ? must ? su the ? conver t c ? capacitors. ? t f ? so ? that? the ? p u t ? k ? c . ? c input ? ceramic ? x5r ? f ? v ? ? 4x4.7f ? 50v? f ? v ? 4x4.7f ? ? f ? v ? 4x4.7f ? f ? v ? 4x4.7f ? ? f ? v ? 4x4.7f ? ? f ? v ? 4x4.7f ? ? table ? r t ? number ? c 105ka12d ? 1 h 104ka01d ? 0 107me39l ? 1 ta ? pi33xx \ x0 \ lgi z t ions ? g e? capacitanc e ic ? x5r ? inpu t up ? and ? hig h e r ? stage. ? th e h igh ? frequenc y mic ? capacitor s is ? conducting is ? off, ? they ? ar e r .? if ? the ? inpu t e quency ? of ? th e pply ? all? of ? th e t er, ? includin g t his ? value? ha s i33xx ? can ?? c output ? ceramic x5r ? c in p rip p curr e (i r m 8x100f 2x1 ? f ? 1x0.1? f 0. 5 4x100f 2x1 ? f ? 1x0.1? f 1 4x100f 2x1 ? f ? 1x0.1? f 1. 0 4x100f 2x1 ? f ? 1x0.1? f 1. 2 4x22f ? 2x1 ? f ? 1x0.1? f 1. 3 4x22f ? 2x1 ? f ? 1x0.1? f 1.3 6 ?\? recommen d descriptio n 1 uf? 16v? 0603 ? x 7 0 .1uf? 50v? 1206 ? x 1 00uf ? 6.3v? 120 6 ble ? 7 ?\? capacito r ? z ? family ? datash e ? ? e ? t ? h ? e ? y ? s ? .? e ? t ? e ? e ? g ? s ? ? start ? outp soft ? imp e capa rippl e not? b capa reco m used tran s capa tabl e cera m p ut ? p le ? e nt m s ) ? c output ? ripple ? current (i rms) ? ( 5 ? 0.8? 1.75? 0 5 ? 1.625? 2 ? 1.5? 3 ? 1.36? 8 ? 1.2? ? d ed ? input? and? o u n ? murat a r ? grm31 c x 7r ? grm31 c 6 ? x5r ? grm31 c r ? manufacturer ? p e et ???????????????? rev ? up ? into ? a ? f u ut ? capacitive ? start ? capa c e dance ? is ? 50? o citor ? should ? b e? current ? in ? t h b e? a ? concern ? i f citors? are? m mended ? in p ? for ? the ? vari o s ient ? respon s citor, ? and ? in p e ? 7 ? includes? t h m ic ? capacitors input ? ripple ? (mvpp) outp u rippl (mvp p 120 ? 20 100 ? 15 150 ? 50 100 ? 24 200 ? 40 125 ? 33 220 ? 50 140 ? 30 275 ? 100 150 ? 60 280 ? 150 160 ? 75 u tput ? capacitan c a ? part ? numb e c r71h475ka12 k c r61a476me15 c r61e226ke15l part? numbers ? 1.2? august ? 24, ? 2 u ll ? resistive ? l o load ? with ? th c itor ? when ? o hms ? at? 1m h b e? approximat e h is ? capacitor ? i f ? the ? input ? re c used. ? tabl e p ut ? and ? outp u o us ? models ? a s e, ? rms ? ri p p ut ? and ? out p h e? recommen d .? u t e ? p ) transient ? deviation ? (mvpk) ? \ /+40? \ /+80? \ /+100? \ /+170? \ /+300? \ /+400? c e ? e r ? descri p k ? 4.7uf ? 50v? 1 l ? 47uf ? 10v? 1 22uf ? 25v? 1 2 012 ? page ? 3 o ad ? and ? supp e? default ? mi n the ? input ? s h z. ? the ? esr ? f o ely ? 20m ? . ? th e s ? small, ? so ? it ? s c ommended ? c e e ? 6 ? shows u t ? capacitors ? a s ? well ? as ? ex p p ple? current s p ut ? ripple ? vo l d ed ? input ? and ? o recovery time ? (s) ? l s (sl e 40? (5 25? (1 0 20? (1 0 30? (5 30? (1 0 30? (1 0 p tion ? 1 206 ? x7r ? 206 ? x5r ? 206 ? x5r ? 3 5 ? of ? 39 ? ly ? the ? n imum ? s ource ? o r ? this ? e ? rms ? s hould ? e ramic ? ? the ? to? be ? p ected ? s ? per ? ltages. ? o utput ? l oad ? s tep ? (a) ? e w/s) 5 ? a/s) ? 5 ? 0 a/s) ? 5 ? 0 a/s) ? 5 ? a/s) ? 4 ? 0 a/s) ? 4 ? 0 a/s) ? picor ? corpo layout ? to ? optimi z performa n considera t resistance ? along ? wit h parasitic ? r e ? a ? typical ? b the? poten resistance ? below. ? ? ? ? the? path ? b particular ? flowing ? th r figure ? 10, length ? be t shorter ? p a parasitics ? c ? ? fi g ? ration ? ? ? picorp o guideline s z e? maximum? n ce ? from ? a t ions ? are? n and ? minimizi n ? proper ? comp o e sistance ? and ? i b uck ? converte r tial ? areas ? of ? h are? the ? circui figure ? 9 ?\?typ i b etween ? the ? c importance ? s r ough ? both ? of ? t ? schematicall y t ween ? input ? a a th ? lessens ? th c an ? have ? on ? t h g ure ? 10? \?curre n o wer.com ???????????? s ? efficiency ? an d ? pi33xx ? d e ecessary. ? r e n g ? high? curre n o nent ? placem e nductance. ??? r ? circuit ? is ? sho w igh ? parasitic ? i n t ? return ? path s i ca l ? buck ? conve r out ? and ? cin ? c s ince ? the ? ac ? t hem? when ? q 1 y , ? shows ? the ? a nd ? output? c a e? effects ? tha t e ? pi33xx ? perf o n t ? flow:? q1 ? clos e ? pi33xx \ x0 \ lgi z d ? a ? low? nois e e sign, ? layou t e ducing ? trac e n t ? loop ? return s e nt ? will ? reduc e w n ? in ? figure ? 9 n ductance ? an d s , ? shown ? as ? l r r te r ? c apacitors ? is ? o f currents ? ar e 1 ? is ? turned ? on. reduced ? trac e a pacitors. ? th e t ? copper ? trac e o rmance. ? ? ed ? ? z ? family ? datash e ? ? e ? t ? e ? s ? e ? . ?? d ? r ? f ? e ? e ? e ? e ? ? ? whe curr e to? r e and ? indu c cin ? i indu c whe n bet w mini m ? ? ? ? ? ? ? ? ? ? the? r figu r cou t curr e used ? ? ? e et ???????????????? rev ? n ? q1 ? is ? on ? a n e nt ? is ? used ? to? e charge ? the ? c q2 ? is ? on, ? th e c tor ? and ? the ? c s ? also ? being ? r e c tance? is ? imp n ? q1 ? turns ? o w een ? the ? cin ? m ize ? switchin g figure ? 1 1 r ecommende d r e ? 11, ? illustrat e t ? (and ? vin ? a n e nt. ? this ? opti m ? on ? the ? pi33x x figure ? 12? \ p lace m ? 1.2? august ? 24, ? 2 n d ? q2 ? is ? off, ? t h satisfy ? the ? st a out ? capacito r e ? load ? curren t c out ? capacito e charged ? by ? th ortant ? to ? mi n ff. ??also, ? the loop ? and ? c o g ? and ? gnd ? noi s ? ? ? ? ? 1 ?\? current? f low : d ? component ? p e s ? the ? tight ? p a n d ? vout) ? for ? m ized ? layout ? x ? evaluation ? b o ? ? ? ? ? \ ? recommende d m ent ? and? metal ? 2 012 ? page ? 3 h e? majority ? o f a tic ? output ? lo a r s. ??when ? q1 t ? is ? supplied ? b r.? during ? this ? p e? vin. ??low ? ci n n imize ? peak ? v e ? difference ? i n o ut ? loop ? is ? v i s e. ? : ? q2 ? closed ? p lacement, ? sh o a th ? between ? c i the ? high? ac ? is ? the ? same ? t o ard. ? d ? component ? routing ? 3 6 ? of ? 39 ? f ? cin?s ? a d ? and ? ? is ? off ? b y ? the ? period ? n ? loop ? v oltage ? n ? area? ital ? to ? o wn ? in ? i n ? and ? return ? t hat ? is ? picor ? corpo recom m figure ? 13 3 a ? final ? co p 1mm ? grid. ? ? ? ? ? ? ? ? ? ration ? ? ? picorp o m ended ? p c 3 ? details ? the ? re p per ? size? of ? 0. 5 ? all ? stencil ? op e o wer.com ???????????? c b ? footpr i fig u commended ? r 5 5mm ? x ? 0.55 m e nings ? are? 0.5 5 ? ? pi33xx \ x0 \ lgi z i nt? and ? st e u re ? 13?\? recomm r eceiving ? foot p m m, ? whether ? t 5 mm? when ? usi ? z ? family ? datash e ? ? e ncil ? ended ? receivin g ? p rint ? for ? pi33x x t hey ? are? solde ng ? a ? 6mil ? sten e et ???????????????? rev ? g ? pcb ? footprint. x ? 10mm ? x ? 14 m e r \mask ? defin e cil. ? 1.2? august ? 24, ? 2 m m ? package. ?? a e d ? or ? copper ? d 2 012 ? page ? 3 a ll ? pads ? shoul d d efined, ? on ? a ? 1 3 7 ? of ? 39 ? d ? have ? 1 mm? x ? ? picor ? corpo packag e ? ration ? ? ? picorp o e ? drawing o wer.com ???????????? s ? ? ? pi33xx \ x0 \ lgi z ? z ? family ? datash e ? ? ? e et ???????????????? rev ? symbol m a 2 a1 a2 b 0 l 0 d e d1 e1 e l1 0 aaa bbb ccc ddd eee 1.2? august ? 24, ? 2 m in nom m 2 .50 2.56 -- -- -- -- 0 .50 0.55 0 .50 0.55 0 .10 0.15 14.00 bsc 10.00 bsc 13.00 bsc 9.00 bsc 1.00 bsc 2 012 ? page ? 3 m ax 2.62 0.05 2.57 0.60 0,60 0.20 0.10 0.10 0.08 0.10 0.08 3 8 ? of ? 39 ? picor ? corpo warra n informatio n use. ??vicor ? publication . without? no t however, ? v deems ? nec e parameters ? vicor?s? sta n all ? sales ? ar e ? product ? w a in ? vicor?s ? s t specificatio (2) ? years? af t unless? ot h vicor ? disc by ? opera t represent a copyrigh t this ? warra n vicor ? shall ? n or ? use ? of ? a responsible ? products ? th vicor ? will ? r e buyer ? mus t returned ? w product? to ? t ? life ? suppor vicor?s ? p r without ? t corporati body, ? or ? (b ) provided? in component ? life ? suppor t products ? a n damages. ? ? intellectual ? vicor ? and ? it relating ? to ? t to ? any ? intel departmen t ? ? ? cust o ration ? ? ? picorp o n ty ?? n ? furnished ? by ? v makes? no ? rep r . ?? vicor ? reserve s t ice. ?? informati o v icor ? assumes ? n e ssary ? to ? supp o ? of ? each ? produc t n dard ? terms ? an d e ? subject ? to ? vico a rranty ? t andard ? terms ? a ns ? (the ? ?expres s t er ? the ? date ? of ? s h erwise ? expre laims ? all ? rep r t ion ? of ? law) ? a tions ? as ? t o t , ? or ? other ? int n ty ? does? not ? ex t n ot ? be ? liable ? for ? a ny ? product? or ? for ? their ? prod at ? include ? vicor ? e pair ? or ? replace ? t ? contact? vicor ? ithout ? prior? au t t he ? factory.??vic o t ? policy ? r oducts ? are ? n t he ? express ? p r on. ?? as? used ? h e ) ? support ? or ? su s ? the ? labeling ? c a in ? a ? life ? suppo r ? device ? or ? syst e n d ? components ? i property ? notic e s ? subsidiaries ? o w t he ? products ? de s lectual ? propert y t . ? vicor ? c o 25? fron andov e o mer ? service: ? c u o wer.com ???????????? v icor ? is ? believed ? r esentations ? or ? s ? the ? right ? to ? m o n ? published ? by o ? responsibility ? o rt? vicor?s ? prod u t ? is ? not ? necessa r d ? conditions ? r?s ? standard ? te r nd ? conditions ? o s ? limited ? warra n hipment ? and ? is ? n ssly ? stated ? in? r esentations, ? l with ? respec t o ? merchanta b ellectual ? pro t end ? to ? produc t collateral ? or ? co n circuit ? and ? ass ucts ? and ? appli c components, ? b u defective ? prod u to ? obtain ? a ? r e t horization ? will ? b o r ? will ? pay ? all ? re s n ot ? authoriz e r ior ? written ? e rein, ? life ? suppo s tain ? life ? and ? w h a n ? be ? reasonabl r t ? device ? or ? syst e e m ? or ? to ? affect ? i t i n ? life ? support ? a e ? w n ? intellectual ? p s cribed ? in ? this ? d y ? rights ? is ? grant e o rporation ? tage ? road ? r, ? ma ? 01810 ? ? u stserv@vicorp o ? pi33xx \ x0 \ lgi z to ? be ? accurate ? warranties ? wit h m ake ? changes ? t o ? vicor ? has ? bee n for ? inaccuraci e u ct ? warranty. ?? e r ily ? performed. ? s r ms? and ? conditi o f ? sale, ? vicor ? wa n ty?). ? this ? warr a n ot ? transferabl e a ? written ? sa l l iabilities, ? an d t ? to ? the ? pro d b ility, ? fitnes s perty ? right, ? o t s ? subjected ? to ? n sequential ? da m umes ? no ? liabili t c ations ? using ? v i u yers ? should ? pr o u cts ? in ? accorda n e turn ? material ? b e ? returned ? to ? s hipment ? charg e e d ? for ? use ? a s approval ? of ? t rt? devices ? or ? sy s h ose ? failure ? to ? p y ? expected ? to ? r e m ? whose ? failu r t s ? safety ? or ? eff e pplications ? assu p roperty ? 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