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? 2010 x-powers limited - all rights reserved x-powers datasheet enhanced single cell li-battery and power system management ic AXP173
vq.qw wppiqpwe cc confidential page 2/45 enhanced single cell li-battery and power system management ic AXP173 ?? 0 h 0 h 1(summary) ............................................................................................................................... ............. 2 1 h 2 1 h 3 1 h 1 h 2(feature) ............................................................................................................................... ................. 2 2 h 2 2 h 4 2 h 2 h 3?(typical application) ................................................................................................................. 2 3 h 2 3 h 5 3 h 3 h 4?(absolute maximum ratings) ............................................................................................... 2 4 h 2 4 h 6 4 h 4 h 5(electrical characteristics) ....................................................................................................... 2 5 h 2 5 h 6 5 h 5 h 6(typical characteristics) ........................................................................................................... 2 6 h 2 6 h 9 6 h 6 h 7??(pin description) ....................................................................................................................... 2 7 h 2 7 h 13 7 h 7 h 8??(functional block diagram) .................................................................................................. 2 8 h 2 8 h 15 8 h 8 h 9??(control and operating) .................................................................................................... 2 9 h 2 9 h 16 9 h 9 h 9.1 ???(mode description) .................................................................................................. 3 0 h 3 0 h 16 1 0 h 1 0 h 9.2 ??(power on/off & reset) .......................................................................................... 3 1 h 3 1 h 16 1 1 h 1 1 h 9.3 ??(ips) ............................................................................................................................... 3 2 h 3 2 h 18 1 2 h 1 2 h 9.4 ?(adaptive charger) ................................................................................................... 3 3 h 3 3 h 20 1 3 h 1 3 h 9.5 ?????(mode difference) ............................................................................. 3 4 h 3 4 h 23 1 4 h 1 4 h 9.6 ?(multi-power outputs) ............................................................................................. 3 5 h 3 5 h 24 1 5 h 1 5 h 9.7 ???/?(default voltage/timing setting) .................................................... 3 6 h 3 6 h 25 1 6 h 1 6 h 9.8 ?????(singal capture) ......................................................................................................... 3 7 h 3 7 h 26 1 7 h 1 7 h 9.9 ?(timer) ............................................................................................................................... ....... 3 8 h 3 8 h 26 1 8 h 1 8 h 9.10 host??(host interface and irq) ................................................................................... 3 9 h 3 9 h 27 1 9 h 1 9 h 9.11 ?(registers) ............................................................................................................................. 4 0 h 4 0 h 28 2 0 h 2 0 h 10. ?(package) ............................................................................................................................... ............ 4 1 h 4 1 h 44
vq.qw wppiqpwe cc confidential page 3/45 enhanced single cell li-battery and power system management ic AXP173 1(summary) AXP173 ??????????? ( ??? ) ??? ???????????? ????????? AXP173 ??? usb-compatible ? 2 ?? (buck dc-dc converter) 4 ? (ldo) ? / / ???? 12-bit adc ??????? AXP173 ? / ?? (ovp/uvp) (otp) (ocp) ? AXP173 ? usb ????? (intelligent power select, ips?) usb ????????????? ???? ( ?? / ) ????? AXP173 ???????? :two wire serial interface (twsi) ?? ???????? ??? ???? ( fuel gauge) ?? 0.5% ?????????? ?????? AXP173 ????? ??? AXP173 ? 5mm x 5mm 32-pin qfn ? ?? z ??? ? , pmp/mp4, , , ?? gps, pda, ? ??? z ? mid z dvd ? umpc and umpc-like ?? z ???? application processor systems z ?????? ??
vq.qw wppiqpwe cc confidential page 4/45 enhanced single cell li-battery and power system management ic AXP173 2(feature) ? ? (ips) o ? 2.9v~6.3v (amr -0.3v~11v) o ????? ?ips?? ?? o ? usb ? (4.4v/500ma/100ma) o ??? 100m ? ? ?? (charger) o ? 1.4a o ???? o ?? usb ?Z? o z?? 0.5% o ? 4.1v/4.15v/4.2v/4.36v ?? o ?? o ? led ???? o ???? ? 2 ??? (dc-dc) o dc-dc1 0.7v~3.5v ? , 25mv/step, 1.2a o dc-dc2 0.7-2.275v ? , 25mv/step, 1.6a, ? vrc ? 4 ? (ldo) o ldo1 30ma ? o ldo2 ldo 1.8v~3.3v ?? 100mv/step, 200ma o ldo3 ldo, 1.8-3.3v ? , 100mv/step, 200ma o ldo4 0.7-3.5v ? , 25mv/step, 0.5a ? vrc voltage ramp control ? ?? ? ????? (signal capture) o ? 12 bit adc o ?????? o ????? fuelgauge ?? o ???????? (ma or mw) ?? (% or mah) ?? (%) ??? ? o ??p o ???? ? ??? (host interface) o host ? twsi ??? o ?? o ? o ?????? ? o ??????? ? ?? (system management) o ?? o ??????? o ???? o pwrok ?? o ?? ( / ? / ) o ?? o / ?? (ovp/uvp) o (ocp) o (otp) o ? otg vbus ??? ? ? (fully integration) o ???? 0.5% o mosfet o ???
vq.qw wppiqpwe cc confidential page 5/45 enhanced single cell li-battery and power system management ic AXP173 3?(typical application) irq/n_chgen pwron pwrok ts bat aps vin2 gnd gnd c14 host agnd agnd 10uf 1nf 10uf 4.7uh 2.2uh reset power on/off gnd gnd 1uf 4.7uf c13 10uf c16 4.7uf ldo1 ldo2 lx2 dcdc2 lx1 dcdc1 exten 1uf dcdc2 dcdc1 vin1 ldo2 ldo1 exten gnd ipsout 10k 1% 470ohm chgled ipsout vref 0.22uf gnd gnd ipsout gnd 10uf ipsout c3 gnd 0.22uf ipsout vbus adapter nmi sck sck sda sda/n_holden reset drvvbus c9 1uf 10uf 1nf ipsout ldo4 vbus ipsout bat acin pgnd2 pgnd1 ldo3 4.7uf 0r 2.2k 2.2k 51k vccio c21 c19 c20 c22 c2 c1 gnd gnd ldo3 bias vint agnd 200k 1% c6 1uf n_vbusen gnd ldo4 ipsout 10uf vccio 10k ldoin c18 10uf 1 ohm 4.7uf c8 c11 c12 c15 c17 0 ohm gnd gnd gnd gnd 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 32 27 30 31 28 29 ep 33 gnd c6 2.2ohm 4.7uf c4 2.2ohm
vq.qw wppiqpwe cc confidential page 6/45 enhanced single cell li-battery and power system management ic AXP173 4?(absolute maximum ratings) symbol description value units acin input voltage ? -0.3 to 11 v vbus input voltage ? -0.3 to 11 v t j operating temperature range ? -40 to 130 ts storage temperature range ? -40 to 150 t lead maximum soldering temperature (at leads 10sec) ? 300 v esd maximum esd stress voltage human body model >4000 v p d internal po wer dissipation ? 2100 mw 5(electrical characteristics) v in =5v bat=3.8v t a = 2 5 symbol description conditions min typ max units acin v in acin input voltage 3.8 6.3 v i out v out current available before loading bat 500mv voltage drop 2000 ma v uvlo acin under voltage lockout 3.8 v v out ips output voltage 2.9 5.0 v r acin internal ideal diode on resistance pin to pin, acin to ipsout 200 m ? vbus v in vbus input voltage 3.8 6.3 v i out v out current available before loading bat 500mv voltage drop 500 900 ma v uvlo vbus under voltage lockout 3.8 v v out ips output voltage 2.9 5.0 v r vbus internal ideal diode on resistance pin to pin, vbus to ipsout 300 m ? battery charger v trgt bat charge target voltage -0.5% 4.2 +0.5% v i chrg charge current internal 780 1320 ma i trkl trickle charge current 10% i chrg
vq.qw wppiqpwe cc confidential page 7/45 enhanced single cell li-battery and power system management ic AXP173 ma v trkl trickle charge threshold voltage 3.0 v v rechg recharge battery threshold voltage threshold voltage relative to v target -100 mv t timer1 charger safety timer termination time trickle mode 40 min t timer2 charger safety timer termination time cc mode 480 min i end end of charge indication current ratio cv mode 10% 15% i chrg ma ntc charge 2.112 v tl cold temperature fault threshold voltage discharge 0 3.226 3.264 v charge 0.397 v th hot temperature fault threshold voltage discharge 0 0.282 3.264 v v te ntc disable threshold voltage falling threshold hysteresis 0.2 v ideal diode r ds(on) internal ideal diode on resistance(bat to ipsout) 100 m ? symbol description conditions min typ max units off mode current i batoff off mode current bat=3.8v 27 a i suspend usb vbus suspend mode current bat=3.8v vbus=5v n_vbusen=1 86 a logic v il logic low input voltage 0.3 v v ih logic high input voltage 2 v twsi v cc input supply voltage 3.3 v address twsi address 0x68 f sck clock operating frequency 400 1200 khz t f clock data fall time 2.2kohm pull high 60 ns t r clock data rise time 2.2kohm pull high 100 ns dcdc f osc oscillator frequency default 1.5 mhz dcdc1 i vin1 input current pfm mode 26 a
vq.qw wppiqpwe cc confidential page 8/45 enhanced single cell li-battery and power system management ic AXP173 i dc1out =0 i lim1 pmos switch current limit pwm mode 1600 ma i dc1out available output current pwm mode 1200 ma v dc1out output voltage default 0.7 3.3 3.5 v dcdc2 i vin2 input current pfm mode i dc2out =0 20 a i lim2 pmos switch current limit pwm mode 2300 ma i dc2out available output current pwm mode 1600 ma v dc2out output voltage range 0.7 1.25 2.275 v symbol description conditions min typ max units ldo1 v ldo1 output voltage i ldo1 =1ma -1% 1.25 1.8 2.5 3.3 1% v i ldo1 output current 30 ma ldo2 v ldo2 output voltage i ldo2 =1ma -1% 3 1% v i ldo2 output current 200 ma i q quiescent current 100 a psrr power supply rejection ratio i ldo2 =60ma 1khz db e n output noise,20-80khz vo=3v , io=150ma 28 v rms ldo3 v ldo3 output voltage i ldo3 =1ma -1% 3.3 1% v i ldo3 output current 200 ma i q quiescent current 100 a psrr power supply rejection ratio i ldo3 =10ma 1khz tbd db e n output noise,20-80khz vo=1.8v , io=150ma 18 v rms ldo4 v ldo4 output voltage i ldo4 =1ma -1% 2.5 1% v i ldo4 output current 500 ma i q quiescent current 20 a psrr power supply rejection ratio i ldo4 =10ma 1khz tbd db
vq.qw wppiqpwe cc confidential page 9/45 enhanced single cell li-battery and power system management ic AXP173 6(typical characteristics) dc-dc efficiency vs. load(3.8vin) dc-dc load transient
vq.qw wppiqpwe cc confidential page 10/45 enhanced single cell li-battery and power system management ic AXP173 dc-dc ripple v ref vs temperature
vq.qw wppiqpwe cc confidential page 11/45 enhanced single cell li-battery and power system management ic AXP173 v trgt vs temperature
vq.qw wppiqpwe cc confidential page 12/45 enhanced single cell li-battery and power system management ic AXP173 off mode current vs v bat
vq.qw wppiqpwe cc confidential page 13/45 enhanced single cell li-battery and power system management ic AXP173 7??(pin description) num name type condition function description io host control mode twsi data signal,pull high to 3.3v io power through an 2.2k resistor 1 sda/ n_holden i stand alone mode n_holden: gnd-hold enable; high-not hold 2 sck i twsi clock signal,pull high to 3.3v io power through an 2.2k resistor 3 pwrok o power good indication 4 n_vbusen i vbus to ipsout selection gnd:ipsout select vbus high:ipsout do not select vbus 5 vin2 pi dcdc2 input source 6 lx2 io inductor pin for dcdc2 7 pgnd2 g nmos ground for dcdc2 8 dcdc2 i dc-dc2 feedback pin 9 ldo3 o output pin of ldo3 10 ldo2 o output pin of ldo2 11 ldoin pi input to ldo2 and ldo3 12 ldo4 i output pin of ldo4 13 aps pi internal power input 14 pwron i power on-off key input internal 100k pull high to aps 15 bias io external 200kohm 1% resistor 16 vref o internal reference voltage 17 vint po internal logic power, 2.5v 18 ldo1 o ldo1 output for host rtc block 19 vbus pi usb vbus input 20 acin pi adapter input 21,22 bat io main battery 23 chgled o charger status indication 24 ts i battery temperature sensor input or an external adc input 25,26 ipsout po system power source 27 exten o external power module enable 28 vin1 pi dcdc1 input source 29 lx1 io inductor pin for dcdc1 30 pgnd1 g nmos ground for dcdc1 31 dcdc1 i dcdc1 feedback pin 32 irq/ o host control irq output
vq.qw wppiqpwe cc confidential page 14/45 enhanced single cell li-battery and power system management ic AXP173 mode n_chgen i stand alone mode it is charger enable pin gnd -charger enable; high-charger disable 33 ep g exposed pad, need to connect to the system ground
vq.qw wppiqpwe cc confidential page 15/45 enhanced single cell li-battery and power system management ic AXP173 8??(functional block diagram) bat bat temperature monitor dc-dc1 lx1 output voltage monitor ldo2 ldo4 dc-dc2 serial interface/mode detect exten ldo3 ips adaptive linear charger irq sck sda vbus ipsout aps control logic pwron dcdc1 pgnd1 pwrok ldo1 reference voltage ts n_vbusen acin register chgled bias vin1 12 bit adc current monitor voltage monitor temperature monitor ldo2 ldo3 ldo1 lx2 dcdc2 pgnd2 vin2 ldo4 vref ldoin vint ep
vq.qw wppiqpwe cc confidential page 16/45 enhanced single cell li-battery and power system management ic AXP173 9??(control and operating) 9.1 ???(mode description) AXP173 ??? host control ?? stand alone ?? sck ? ipsout ? sck ? ipsout ? stand alone ?? AXP173 sck ?? 3.3v io ?a host control ?? host control ????? host ? AXP173 ??? ?????? stand alone ?? AXP173 ???? ? host ??????? ??? ? : host ???? ? : ??? acin vbus ? 9.2 ??(power on/off & reset) ?(pek) AXP173 pwron ?? gnd ????? power enable key(pek) AXP173 ???????? ?(power on source) 1 acin vbus ?? 2 pek (power on) AXP173 pek( ?? onlevel ) ?? host ?? (alarm) ?? pwron pek alarm ? ( ?? ) ?? pek ?? AXP173 dc-dc ldo ???? host / ??? ?(power off) pek ? irqlevel ? pek ? host ?? reg32h[7] ? 1 ?? AXP173 ??? AXP173 ????? ldo1 ?? AXP173 ?? :
vq.qw wppiqpwe cc confidential page 17/45 enhanced single cell li-battery and power system management ic AXP173 1 ???_ 2 ????? 3 ??? ( ?????? ) 4 pek offlevel ? ( ? 6s) ????? ldo1 AXP173 ????????????? ?? ??(sleep and wakeup) mannera ???? sleep ??????? reg31[3] ?? pek ??? wakeup pmu ?? reg31[3] 1 ??????????? ? sleep wakeup ??? reg31[3] 1 ???? pmu ?? reg12h 12h ? ??? sleep ? pek ?? reg31h[3] 1 ??? y n
vq.qw wppiqpwe cc confidential page 18/45 enhanced single cell li-battery and power system management ic AXP173 ???? (pwrok) AXP173 pwrok ??????? AXP173 ? pwrok ?? ?????? pwrok ????????y ??? AXP173 ?????????? ? pwrok ????????? 9.3 ??(ips) AXP173 ??? bat usb vbus ??? acin( W ac adapter) ips ????????????? o ???????? o ??? (vbus acin) ??? o ??????????? o vbus acin ???? acin ??? o ? acin ??? vbus ?? acin/vbus ? o ????? 0 ??? ?? : host ? twsi AXP173 ?? ips ????? ?/??????
vq.qw wppiqpwe cc confidential page 19/45 enhanced single cell li-battery and power system management ic AXP173 ??? usb ?? vbus ??? vbus ??? ??? AXP173 ? vbus ?????? v hold ?? usb Z v hold ?? 4.4v ?? reg30h[5:3] ??? usb vbus ???????? ( ? reg30h[1]) ?? 500ma/100ma( ? reg30h[0]) ???? usb usb ??? usb ????? reg30h[6] AXP173 vbus ???? ? AXP173 ???? usb host ??????? vbus ? v hold AXP173 irq ? host vbus ?? usb ?????? host ??? AXP173 ?? AXP173 ????? AXP173 ??????? ???????? irq ?? host ???????? : ??? ? reg00h[7] ???? acin ? ? reg00h[6] ???? acin ? ? reg00h[5] ???? vbus ? ? reg00h[4] ???? vbus ? ? reg00h[3] ???? vbus ? vbus ??? v hold ? reg00h[1] ???? acin/vbus ? pcb ?? ? reg00h[0] ????? acin/vbus ???? vbus ? vbus ??? v hold ? host ? irq7 ? ( ? vbus ) vbus ?????????? v hold ? host ?????????? ?? vbus ?? AXP173 ?? vbus ?? n_vbusen ?? reg30h[7] : n_vbusen reg30h[7] ? low 0 vbus vbus acin ?? low 1 vbus high 1 vbus vbus ? vbus ?? high 0 acin/bat ? vbus ???_(??)
vq.qw wppiqpwe cc confidential page 20/45 enhanced single cell li-battery and power system management ic AXP173 AXP173 ?? v wa r n i n g ??? v off aps ??? aps v wa r n i n g ? irq19 aps v off AXP173 ?????? ldo1 ? v wa r n i n g v off ????? reg3ah reg3bh reg31h bit[2:0] ? ??? 6.3v ? apx19x irq1/4 ???? ?? 7v AXP173 ?? 9.4 ?(adaptive charger) AXP173 ? / ???????????? ?????????? ?????????? ?? ????? ( ????? reg33h ) ?? AXP173 ?????????H??? AXP173 ??? host irq ????? chgled ??? ????? ????
vq.qw wppiqpwe cc confidential page 21/45 enhanced single cell li-battery and power system management ic AXP173 i trkl v trkl i chrg v trgt ?? v trgt ?? v trgt ????? 4.2v( ? reg33h[6:5] ) ??? AXP173 ??? v rch ??? v rch =v trgt -0.1v ?? reg33h[3:0] ???? 450ma 780ma ?? 3.0v ???? ??? 1/10 40 ( ??? reg34h ) ????? 3.0v ???? ????? ???? 3.0v ????? 65% ??? irq17 ????????? ????? ?????? ????? v trgt ???????? ?? 10% 15% ? ( k? reg33h ) ?? ?? axp192 ? irq18 chgled ????????? v rch ?????? irq17
vq.qw wppiqpwe cc confidential page 22/45 enhanced single cell li-battery and power system management ic AXP173 ???? 480 ( ??? reg34h ) ? ???? ??? ??????????? ( ?? ) AXP173 ? irq10 ???? ???? charger ????????? v rch ? ???? irq11 AXP173 ?? reg01h ??????? chgled chgled ????????? : ???? ?? chgled nmos open drain( ? ) ???? ???????? : ?? ? ? ?? ? ? 25% duty 1hz ??????? ? 25% duty 4hz ??? ?? ? / ? AXP173 ? ts ??????? ? :
vq.qw wppiqpwe cc confidential page 23/45 enhanced single cell li-battery and power system management ic AXP173 ntc ts bat c2 10uf gnd ? vth/vtl ??o?? ???? reg38h/39h/3ch/3dh ? vte=0.2v ? 25 ?? 10kohm 1% ntc AXP173 ts ?? ??? 20ua 40ua 60ua 80ua ( ? reg84h) ?? ntc ?k??? AXP173 ? adc ?????? ? irq ? ??????k?? ?k? ts ????? AXP173 ?????? ? AXP173 ?????? ( ? reg01h) ? irq13 irq14 ??? host ????? ( ? reg32h) 9.5 ?????(mode difference) sda/n_vholden host control ?????? twsi ?? stand alone ??? ? v hold ? usb ???????? reg30h[6] ? irq/n_chgen
vq.qw wppiqpwe cc confidential page 24/45 enhanced single cell li-battery and power system management ic AXP173 host control ??? ??????? ?? host ? stand alone ???? / ????? reg33h[7] ? 9.6 ?(multi-power outputs) AXP173 ??? : ? ??? ?t dcdc1 buck 3.3v i/o 1200 ma dcdc2 buck 1.25vcore 1600 ma ldo1 ldo rtc 30 ma ldo2 ldo analog/fm 200 ma ldo3 ldo 1.8v hdmi 200 ma ldo4 ldo 2.5vddr 500 ma AXP173 2 ?? dc-dc 4 ldo ????? dc-dc ??? ? 1.5mhz ?????? 2 dc-dc pwm ????? ( AXP173 ???? ) ? reg80h dc-dc1/2/ldo4 dcdc1/ldo4 ?? 0.7-3.5v dcdc2 ?? 0.7-2.275v ?? ( reg23h 26h 27h 29h ) dcdc1/2 ?? 10uf x7r esr ????? 2.5v ? ? 2.2uh 2.5v ??? 4.7uh ?????? 50% ? ?? : ? ? murata lqh55pn2r2nr0 2100ma@2.2uh 30mohm murata lqh55pn4r7nr0 1400ma@4.7uh 60mohm murata lqh44pn2r2mp0 2000ma@2.2uh 49mohm murata lqh44pn4r7mp0 1700ma@2.2uh 80mohm tdk vlf5010st-2r2m2r3 2700ma@2.2uh 41mohm tdk vlf5014st-4r7m1r7 1700ma@4.7uh 98mohm tdk slf6045t-4r7n2r4-3pf 2400ma@4.7uh 27mohm
vq.qw wppiqpwe cc confidential page 25/45 enhanced single cell li-battery and power system management ic AXP173 ? ? ? tdk c2012x5r0j475k x5r/x7r 10%@4.7uf tdk c2012x5r0j106k x5r/x7r 10%@10uf murata grm31e71a475k x7r 10%@4.7uf murata grm21e71a106k x7r 10%@10uf murata grm31e71a106k x7r 10%@10uf ldo1 ldo1 ????????? (rtc) ????? 30ma ldo2/3 ldo2/3 ?????????? 200ma (soft start) dc-dc ldo ?? ????? :? dc-dc ldo ????? ?? 2 dc-dc ldo4 ??? 85% ? AXP173 ??? ?????????1? ( ? reg46h[5:2]) ? irq dc-dc ?????????? dc-dc ??? lx ?? 9.7 ???/?(default voltage/timing setting) AXP173 ???????? ? : 8 0-7 7 ????? 0-6 ?? 1-7 ??????? 1 4 16ms ??? : ?? dcdc/ldo |?????? ??????
vq.qw wppiqpwe cc confidential page 26/45 enhanced single cell li-battery and power system management ic AXP173 9.8 ?????(signal capture) ???????? AXP173 ? 12bit adc ????????????????? ?? host ??????????????? ????????????? adc ???????? reg82h 83h 84h ? ?????? adc ??????? reg00h[2] ? ? channel 000h step fffh battery voltage 0mv 1.1mv 4.5045v bat discharge current 0ma 0.5ma 4.095a bat charge current 0ma 0.5ma 4.095a acin volatge 0mv 1.7mv 6.9615v acin current 0ma 0.625ma 2.5594a vbus voltage 0mv 1.7mv 6.9615v vbus current 0ma 0.375ma 1.5356a internal temperature -144.7 0.1 264.8 aps voltage 0mv 1.4mv 5.733v ts pin input 0mv 0.8mv 3.276v 9.9 ?(timer) AXP173 ????? reg8ah[6:0] ??????? (minute) ?? reg8ah[7]
vq.qw wppiqpwe cc confidential page 27/45 enhanced single cell li-battery and power system management ic AXP173 9.10 host ??(twsi and irq) ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 1:single read and write ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 2:multi read and write host ? twsi ?? AXP173 ???????? 100khz
vq.qw wppiqpwe cc confidential page 28/45 enhanced single cell li-battery and power system management ic AXP173 400khz ????? 1.2mhz ??? / ?? 69h( ) 68h( ) ???? AXP173 ? irq ? host ?? ??? ( ? reg44h ? reg45h ? reg46h ? reg47h) ?? ??? 1 ???? irq ( ?? 51k ) ? ????? ( ? reg40h ? reg41h ? reg42h ? reg43h) ? ? ? 44h[7] irq1 ? acin ? ? 46h[7] irq16 ic ? ? 44h[6] irq2 ? acin ? 46h[6] irq17 ? 44h[5] irq3 ? acin ? ? 46h[5] irq18 dcdc1 ? ? 44h[4] irq4 ? vbus ? ? 46h[4] irq19 dcdc2 ? ? 44h[3] irq5 ? vbus ? 46h[3] irq20 ldo4 ? ? 44h[2] irq6 ? vbus ? ? 46h[2] irq21 ? 44h[1] irq7 vbus ? v hold ? 46h[1] irq22 pek ? ? 44h[0] ? 46h[0] irq23 pek ? 45h[7] irq8 ? ? 47h[7] ? 45h[6] irq9 ? ? 47h[6] ? 45h[5] irq10 ??? ? 47h[5] irq26 vbus ? 45h[4] irq11 ???? ? 47h[4] irq27 vbus ? 45h[3] irq12 ? ? 47h[3] irq28 vbus session ? 45h[2] irq13 ? 47h[2] irq29 vbus session ? 45h[1] irq14 ?? ? 47h[1] ? 45h[0] irq15 ?? ? 47h[0] irq30 ? 9.11 ?(registers) 1 ? ? ? r/w ?? 00 ???? r 01 ??? / ??? r 04 otg vbus ??? r 06-0b ?? 0-5 r/w f0/0f/00/ff/ 00/00 10 exten & dc-dc2 ??? r/w x5h 12 dc-dc1/ldo4 & ldo2/3 ??? r/w xfh 23 dc-dc2 ?? r/w 16h 25 dc-dc2 ??? r/w 00h
vq.qw wppiqpwe cc confidential page 29/45 enhanced single cell li-battery and power system management ic AXP173 26 dc-dc1 ?? r/w 68h 27 ldo4 ?? r/w 48h 28 ldo2/3 ?? r/w cfh 30 vbus-ipsout ?? r/w 60h 31 v off ??? r/w x3h 32 ??? chgled ?? r/w 46h 33 ?? 1 r/w c8h 34 ?? 2 r/w 41h 36 pek ? r/w 5dh 37 dcdc ??? r/w 08h 38 ?? r/w a5h 39 ?? r/w 1fh 3a aps ? level1 ? r/w 68h 3b aps ? level2 ? r/w 5fh 3c ??? r/w fch 3d ??? r/w 16h 80 dcdc ??? r/w e0h 82 adc ?? 1 r/w 83h 83 adc ?? 2 r/w 80h 84 adc ? ts pin ?? r/w 32h 8a ??? r/w 00h 8b vbus ? r/w 00h 8f 1??? r/w 01h 2 ?? ? ? r/w ?? 40 irq ???? 1 r/w d8h 41 irq ???? 2 r/w ffh 42 irq ???? 3 r/w 3bh 43 irq ???? 4 r/w c1h 44 irq ??? 1 r/w 00h 45 irq ??? 2 r/w 00h 46 irq ??? 3 r/w 00h 47 irq ??? 4 r/w 00h 3 adc ? ? r/w 56 acin ? adc ? 8 r 57 acin ? adc ? 4 r 58 acin adc ? 8 r
vq.qw wppiqpwe cc confidential page 30/45 enhanced single cell li-battery and power system management ic AXP173 59 acin adc ? 4 r 5a vbus ? adc ? 8 r 5b vbus ? adc ? 4 r 5c vbus adc ? 8 r 5d vbus adc ? 4 r 5e AXP173 ??? adc ? 8 r 5f AXP173 ??? adc ? 4 r 62 ts adc ? 8 ??? r 63 ts adc ? 4 ??? r 70 ??? 8 r 71 ?? 8 r 72 ??? 8 r 78 ?? 8 r 79 ?? 4 r 7a ? 8 r 7b ? 5 r 7c ?? 8 r 7d ?? 5 r 7e aps ? 8 r 7f aps ? 4 r ? ? r/w ?? b0 ???? 3 r/w 00h b1 ???? 2 r/w 00h b2 ???? 1 r/w 00h b3 ???? 0 r/w 00h b4 ????? 3 r/w 00h b5 ????? 2 r/w 00h b6 ????? 1 r/w 00h b7 ????? 0 r/w 00h b8 ???? r/w 00h reg 00h: ??? bit r/w 7 acin ?? 0:acin ? 1:acin r 6 ?? acin ? r 5 vbus ?? r
vq.qw wppiqpwe cc confidential page 31/45 enhanced single cell li-battery and power system management ic AXP173 0:vbus ? 1:vbus 4 ?? vbus ? r 3 ?? vbus ???? v hold r 2 ??? 0: ?? 1: ? r 1 ?? acin vbus ? pcb ? r 0 ????? acin vbus 0: ?? acin/vbus 1: ? acin/vbus r reg 01h: ???????? bit r/w 7 ?? AXP173 ? 0: ? 1: r 6 ?? 0: ? 1: ? r 5 ????? 0: ?? AXP173 1: ?? AXP173 r 4 r 3 ?????? 0: ??? 1: ???? r 2 ??? 0: ?? 1: ?? r 1-0 r reg 04h: usb otg vbus ???? bit r/w 7-3 2 ?? vbus ? 1 ? r 1 ?? vbus session a/b ? 1 ? r 0 ?? session end ?? 1 ? r reg 06-0bh: ? ? : ????????????????????? f0/0f/00/ff/00/00h
vq.qw wppiqpwe cc confidential page 32/45 enhanced single cell li-battery and power system management ic AXP173 reg 10h: exten & dc-dc2 ?? :xxh bit r/w ?? 7-3 ? 2 exten ? 0: ?? 1: rw x 1 ? 0 dc-dc2 ? 0: ?? 1: rw x ? x ???? x ??? reg 12h: ? ?? :xxh bit r/w ?? 7 ? rw x 6 exten ? 0: ?? 1: rw x 5 ? rw x 4 dc-dc2 ? rw x 3 ldo3 ? rw x 2 ldo2 ? rw x 1 ldo4 ? rw x 0 dc-dc1 ? 0: ?? 1: rw x ? reg12hbit6/4 ?? reg10hbit2/0 reg 23h: dc-dc2 ? ?? :16h bit r/w ?? 7-6 5 dc-dc2 ? bit5 rw x 4 dc-dc2 ? bit4 rw x 3 dc-dc2 ? bit3 rw x 2 dc-dc2 ? bit2 rw x 1 dc-dc2 ? bit1 rw x 0 dc-dc2 ? bit0 0.7-2.275v 25mv/step rw x
vq.qw wppiqpwe cc confidential page 33/45 enhanced single cell li-battery and power system management ic AXP173 reg 25h: dc-dc2 ??? ?? :00h bit r/w ?? 7-3 2 dc-dc2 vrc ?? 0: ?? 1: ? rw 0 1 0 dc-dc2 vrc ?? 0: 25mv/15.625us=1.6mv/us 1: 25mv/31.250us=0.8mv/us rw 0 reg 26h: dc-dc1 ? ?? :68h bit r/w ?? 7 6 dc-dc1 ? bit6 rw x 5 dc-dc1 ? bit5 rw x 4 dc-dc1 ? bit4 rw x 3 dc-dc1 ? bit3 rw x 2 dc-dc1 ? bit2 rw x 1 dc-dc1 ? bit1 rw x 0 dc-dc1 ? bit0 0.7-3.5v 25mv/step rw x reg 27h: ldo4 ? ?? :48h bit r/w ?? 7 6 ldo4 ? bit6 rw x 5 ldo4 ? bit5 rw x 4 ldo4 ? bit4 rw x 3 ldo4 ? bit3 rw x 2 ldo4 ? bit2 rw x 1 ldo4 ? bit1 rw x 0 ldo4 ? bit0 0.7-3.5v 25mv/step rw x
vq.qw wppiqpwe cc confidential page 34/45 enhanced single cell li-battery and power system management ic AXP173 reg 28h: ldo2/3 ? ?? :cfh bit r/w ?? 7 ldo2 ? bit3 rw x 6 ldo2 ? bit2 rw x 5 ldo2 ? bit1 rw x 4 ldo2 ? bit0 1.8-3.3v 100mv/step rw x 3 ldo3 ? bit3 rw x 2 ldo3 ? bit2 rw x 1 ldo3 ? bit1 rw x 0 ldo3 ? bit0 1.8-3.3v 100mv/step rw x reg 30h: vbus-ipsout ? ?? :60h bit r/w ?? 7 vbus ? vbus-ipsout ??? 0: n_vbusen pin ???? 1:vbus-ipsout ????? n_vbusen ?? rw 0 6 vbus v hold ? 0: ? 1: ? rw 1 5 v hold bit 2 rw 1 4 v hold bit 1 rw 0 3 v hold bit 0 000: 4.0v 001: 4.1v 010: 4.2v 011: 4.3v 100: 4.4v 101: 4.5v 110: 4.6v 111: 4.7v rw 0 2 1 vbus ?? 0: ?? 1: rw x 0 vbus ??? 0:500ma 1:100ma rw 0 reg 31h: v off ?? ?? :x3h bit r/w ?? 7-4 ? 3 sleep ?? pwron ????
vq.qw wppiqpwe cc confidential page 35/45 enhanced single cell li-battery and power system management ic AXP173 0 ???? 1 ??? bit ? 0 ? sleep ???? 1 2 v off bit2 rw 0 1 v off bit1 rw 1 0 v off bit0 000-2.6v 001-2.7v 010-2.8v 011-2.9v 100-3.0v 101-3.1v 110-3.2v 111-3.3v rw 1 reg 32h: ??? chgled ?? ?? :46h bit r/w ?? 7 ? ? 1 ? AXP173 rw 0 6 ?? : 0: ?? 1: rw 1 5-4 chgled ?? 00: 01: 25% 1hz ? 10: 25% 4hz ? 11: ?? rw 00 3 chgled ?? 0: ?H? 1: ?? reg 32hbit[5:4] rw 0 2-0 reg 33h: 1 ?? :c8h bit r/w ?? 7 H?? 0: ?? 1: rw 1 6:5 ?? 00:4.1v 01:4.15v 10:4.2v 11:4.36v rw 10 4 0: 10% ?? 1: 15% ?? rw 0 3-0 0000:100ma 0001:190ma 0010:280ma 0011:360ma 0100:450ma 0101:550ma 0110:630ma 0111:700ma 1000:780ma 1001:880ma 1010:960ma 1011:1000ma 1100:1080ma 1101:1160ma 1110:1240ma 1111:1320ma rw 1000
vq.qw wppiqpwe cc confidential page 36/45 enhanced single cell li-battery and power system management ic AXP173 reg 34h: 2 ?? :41h bit r/w ?? 7 ?^? bit1 rw 0 6 ?^? bit0 00: 30 min 01: 40min 10: 50min 11: 60min. rw 1 5-2 1 ??3? bit1 rw 0 0 ??3? bit0 00: 7hours 01: 8hours 10: 9hours 11: 10hours. rw 1 reg 36h: pek ?? :5dh bit r/w ?? 7 ? bit1 rw 0 6 ? bit0 00: 128ms 01: 512ms 10: 1s 11: 2s. rw 1 5 ? bit1 rw 0 4 ? bit0 00: 1s 01: 1.5s 10: 2s 11: 2.5s. rw 1 3 ??????? 0: ?? 1: rw 1 2 ?? pwrok ?? 0:32ms 1:64ms rw 1 1 ?? bit1 rw 0 0 ?? bit0 00: 4s 01: 6s 10: 8s 11: 10s. rw 1 reg 37h: dc-dc ? ?? :08h bit r/w ?? 7-4 3 dc-dc ? bit 3 rw 1 2 dc-dc ? bit 2 rw 0 1 dc-dc ? bit 1 rw 0 0 dc-dc ? bit 0 ??? 5% ?? 1.5mhz rw 0
vq.qw wppiqpwe cc confidential page 37/45 enhanced single cell li-battery and power system management ic AXP173 reg 38h: v ltf-charge ? ?? :a5h bit r/w ?? 7-0 ??? m m*10h m=a5h ?? 2.112v ?? 0v~3.264v rw a5h v ltf-charge = m *10h * 0.0008v reg 39h: v htf-charge ? ?? :1fh bit r/w ?? 7-0 ??? n n*10h n=1fh ? 0.397v ?? 0v~3.264v rw 1fh v htf-charge = n *10h * 0.0008v reg 3ah: aps ? 1 ?? :68h bit r/w ?? 7-0 aps ? 1 rw 68h reg 3bh: aps ? 2 ?? :5fh bit r/w ?? 7-0 aps ? 2 rw 5fh reg3ah reg3bh ? aps ??1? ( ??? n): vwarning = 2.8672 + 1.4mv * n * 4 reg 3ch: v ltf-discharge ?? ?? :fch bit r/w ?? 7-0 ???? m m*10h m=fch ?? 3.226v ?? 0v~3.264v rw fch v ltf-discharge = m *10h * 0.0008v
vq.qw wppiqpwe cc confidential page 38/45 enhanced single cell li-battery and power system management ic AXP173 reg 3dh: v htf-discharge ?? ?? :16h bit r/w ?? 7-0 ???? n n*10h n=16h ? 0.282v ?? 0v~3.264v rw 16h v ltf-discharge = n *10h * 0.0008v reg 80h: dc-dc ??? ?? :e0h bit r/w ?? 7-4 3 dc-dc1 ?? rw 0 2 dc-dc2 ?? 0:pfm/pwm ? 1: ? pwm rw 0 1-0 reg 82h: adc ? 1 ?? :83h bit r/w ?? 7 ?? adc ? rw 1 6 ? adc ? rw 0 5 acin ? adc ? rw 0 4 acin adc ? rw 0 3 vbus ? adc ? rw 0 2 vbus adc ? rw 0 1 aps ? adc ? rw 1 0 ts ? adc ? 0: ?? 1: rw 1 reg 83h: adc ? 2 ?? :80h bit r/w ?? 7 AXP173 ??? adc ? 0: ?? 1: rw 1 6-0
vq.qw wppiqpwe cc confidential page 39/45 enhanced single cell li-battery and power system management ic AXP173 reg 84h: adc ?ts ?? ?? :32h bit r/w ?? 7 adc bit 1 rw 0 6 adc bit 0 252 n ??? 25 50 100 200hz rw 0 5-4 ts ? : 00:20ua 01:40ua 10:60ua 11:80ua rw 11 3 2 ts ??? 0: ???? 1: ? adc ? rw 0 rw 1 1-0 ts ??? 00: ? 01: ? 10:adc ??? 11: ?? rw 0 reg 8ah: ? ?? :00h bit r/w ?? 7 ?? 1 ?? rw 0 6-0 ????? ? 0 ???? rw 0000000 reg 8bh: vbus ?? srp ? ?? :00h bit r/w ?? 7-6 5-4 vbus ? 00:4.0v 01:4.15v 10:4.45v 11:4.55v rw 00 3 vbus valid ? :0: ?? 1: rw 0 2 vbus session ? :0: ?? 1: rw 0 1 discharge vbus ?H 0: ? vbus ??t 1: ? vbus ?? rw 0 0 charge vbus H 0: ? vbus t 1: ? vbus vbus rw 0
vq.qw wppiqpwe cc confidential page 40/45 enhanced single cell li-battery and power system management ic AXP173 reg 8fh: 1?? ?? :01h bit r/w ?? 7-3 rw 0 2 AXP173 ?1? 0: ? 1: ? rw 0 1-0 reg 40h: irq ? 1 ?? :d8h reg 41h: irq ? 2 ?? :ffh bit r/w ?? 7 ? irq ? rw 1 6 ? irq ? rw 1 5 ??? irq ? rw 1 4 ???? irq ? rw 1 3 ? irq ? rw 1 2 irq ? rw 1 1 ? irq ? rw 1 0 ? irq ? rw 1 bit r/w ?? 7 acin ? irq ? rw 1 6 acin irq ? rw 1 5 acin ? irq ? rw 0 4 vbus ? irq ? rw 1 3 vbus irq ? rw 1 2 vbus ? irq ? rw 0 1 vbus ? v hold irq ? rw 0 0 rw 0
vq.qw wppiqpwe cc confidential page 41/45 enhanced single cell li-battery and power system management ic AXP173 reg 42h: irq ? 3 ?? :3bh bit r/w ?? 7 AXP173 ? irq ? rw 0 6 ? irq ? rw 0 5 dc-dc1 ?? irq ? rw 1 4 dc-dc2 ?? irq ? rw 1 3 ldo4 ?? irq ? rw 1 2 rw 0 1 ? irq ? rw 1 0 irq ? rw 1 reg 43h: irq ? 4 ?? :c1h bit r/w ?? 7-6 rw 1 5 vbus irq ? rw 0 4 vbus irq ? rw 0 3 vbus session a/b irq ? rw 0 2 vbus session end irq ? rw 0 1 rw 1 0 aps ? irq ? rw 1 reg 4ah: irq ? 5 ?? :00h bit r/w ?? 7 ?? irq ? rw 0 6-0 ? rw 0 reg 44h: irq ?? 1 ?? :00h bit r/w ??
vq.qw wppiqpwe cc confidential page 42/45 enhanced single cell li-battery and power system management ic AXP173 7 acin ? irq ?? rw 0 6 acin irq ?? rw 0 5 acin ? irq ?? rw 0 4 vbus ? irq ?? rw 0 3 vbus irq ?? rw 0 2 vbus ? irq ?? rw 0 1 vbus ? v hold irq ?? rw 0 0 rw 0 reg 45h: irq ?? 2 ?? :00h bit r/w ?? 7 ? irq ?? rw 0 6 ? irq ?? rw 0 5 ??? irq ?? rw 0 4 ???? irq ?? rw 0 3 ? irq ?? rw 0 2 irq ?? rw 0 1 ? irq ?? rw 0 0 ? irq ?? rw 0 reg 46h: irq ?? 3 ?? :00h bit r/w ?? 7 AXP173 ? irq ?? rw 0 6 ? irq ?? rw 0 5 dc-dc1 ?? irq ?? rw 0 4 dc-dc2 ?? irq ?? rw 0 3 ldo4 ?? irq ?? rw 0 2 rw 0 1 ? irq ?? rw 0 0 irq ?? rw 0 ? : irq ????? 1 ???
vq.qw wppiqpwe cc confidential page 43/45 enhanced single cell li-battery and power system management ic AXP173 reg 47h: irq ?? 4 ?? :00h bit r/w ?? 7-6 rw 0 5 vbus irq ?? rw 0 4 vbus irq ?? rw 0 3 vbus session a/b irq ?? rw 0 2 vbus session end irq ?? rw 0 1 rw 0 0 aps ? irq ?? aps ? warning leve2 warning level1 0 rw 0 reg 4dh: irq ?? 5 ?? :00h bit r/w ?? 7 ?? irq ?? rw 0 6-0 ? rw 0 ? : irq ????? 1 ??? reg b8h: ?? ?? :00h bit r/w ?? 7 ??? rw 0 6 ???? 1 ???? rw 0 5 ???? 1 ????? rw 0 4-0 rw 0
vq.qw wppiqpwe cc confidential page 44/45 enhanced single cell li-battery and power system management ic AXP173 10. ?(package)
vq.qw wppiqpwe cc confidential page 45/45 enhanced single cell li-battery and power system management ic AXP173 ? 2010 x-powers limited - all rights reserved x-powers cannot assume responsibility for use of an y circuitry other than circuitry entirely embodied in a x-powers product. no circuit patent licenses copyrights or other intellectual property rights are implied. x-powers reserves the right to make changes to the specifications and products at any time without notice.

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