1foff10 semtech proprietaryf&fconfdential TS51231 triunefproducts highfefciencyftransmitterfdriverfforf wirelessfpowerfsystems description the TS51231 is a transmitter driver and output stage for wireless charging applications. the TS51231 can support systems up to 5w output and proprietary applications. switching of the TS51231 is controlled by the wireless power transmitter controller (ts80002 or similar). specifcation ? 16 pin 3x3 qfn typicalfapplicationfcircuit load receiver ts 51221 transmitter ts80002 + TS51231 dc supply application processor eatures ? supports portable wireless charging applications ? wireless power systems up to 5w output ? integrated gate driver and output stage ? single pin control for switching the output stage ? low external component count applications ? low-power wireless chargers for: ? smart watches ? wearables ? toys ? portable lighting ? medical devices TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
2foff10 semtech proprietaryf&fconfdential pin-outf(topfview) sda scl nflt en sw boot pgnd sw pgnd vin vin pgnd vdd hson pgnd gnd pinout conguration pin pin sol function decription 1 en enable enable 2 sda i2c serial data i2c serial data 3 scl i2c serial clock i2c serial clock 4 nflt status fault status 5 pgnd power gnd power gnd 6 hson driver driver high-side control 7 vdd supply device supply 8 gnd gnd device gnd 9 pgnd power gnd power gnd 10 boot bootstrap pin connected through 22nf capacitor to sw pin 11 sw switching node connected to transmitter coil 12 sw switching node connected to transmitter coil 13 pgnd power gnd power gnd 14 pgnd power gnd power gnd 15 vin power supply power supply 16 vin power supply power supply 17 pad power pad power gnd TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
3foff10 semtech proprietaryf&fconfdential functionalfblockfdiagram gate drive gate drive gate drive control sw gnd monitor & control over & under voltage protection vin en pgnd nflt c out lcoil hs on i2c interface scl sda vin c in vdd c vdd vdd regulator vin c boot boot input buffer TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
4foff10 semtech proprietaryf&fconfdential absolutefmaximumfratings over operating freeCair temperature range unless otherwise noted (1, 2) parameter value unit vdd, en, nflt, scl, sda, vtherm, vbat -0.3 to 5.5 v vin -0.3 to 20 v boot -0.3 to 25 v sw -1 to 20 v electrostatic discharge C human body model +/-2k v electrostatic discharge C charge device model +/-500 v lead temperature (soldering, 10 seconds) 260 o c (1) stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. these are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions is not implied. exposure to absoluteCmaximumCrated conditions for extended periods may afect device reliability. (2) all voltage values are with respect to network ground terminal. thermalfcharacteristics symbol parameter value units ja thermal resistance junction to air (note 1) 33 - 36 c/w jc thermal resistance junction to case (note 1) 1.2 - 3.9 c/w t stg storage temperature range -65 to 150 c t j max maximum junction temperature 150 c t j operating junction temperature range -40 to 125 c note 1: assumes 16ld 3x3 qfn with hi-k jedec board and 13.5 inch2 of 1 oz cu and 4 thermal vias connected to pad recommendedfoperatingfconditions symbol parameter min typ max unit vcc input operating voltage 4.2 12 16.5 v lout transmitter coil 6.0 h cout output filter capacitor 100 nf cin input bypass capacitor 100 nf cvdd internal bypass capacitor 100 nf cboot bootstrap capacitor 22 nf TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
5foff10 semtech proprietaryf&fconfdential electricalfcharacteristicsf(t=25 o cfunlessfotherwisefspecifed) electrical characteristics, tj = -40c to 125c (unless otherwise noted) parameterf symbol conditions min. typ. max. units outputfstage high side switch on resistance rdson isw = -1a, tj=25c 100 m? low side switch on resistance isw = 1a, tj=25c 100 m? max output current iout 2.0 a over current detect iocd hs switch current 2.5 a vddfldofoutput ldo output voltage vldo 4.75 5.0 5.25 v ldo output current ildo 50 ma drop out voltage ldodo vin=5v, iout=50ma 400 mv functionalfdescription switching of the TS51231 transmitter driver is controlled by the wireless transmitter controller via the hson pin. when the hson pin is high, the high-side fet is switched on and the low-side fet is switched of. when the hson pin is low, the high-side fet is switched of and the low-side fet is switched on. f TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
6foff10 semtech proprietaryf&fconfdential applicationfschematic figuref1:ffts80002fapplicationfschematic TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
7foff10 semtech proprietaryf&fconfdential packagefmechanicalfdrawings (all dimensions in mm) units millimeters dimensions limits min nom max number of pins n 16 pitch e 0.50 bsc overall height a 0.80 0.90 1.00 standof a1 0.00 0.02 0.05 contact thickness a3 0.20 ref overall length d 3.00 bsc exposed pad width e2 1.55 1.70 1.80 overall width e 3.00 bsc exposed pad length d2 1.55 1.70 1.80 contact width b 0.20 0.25 0.30 contact length l 0.20 0.30 0.40 contact-to-exposed pad k 0.20 - - TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
8foff10 semtech proprietaryf&fconfdential recommendedfpcbflandfpatternf units millimeters dimensions limits min nom max contact pitch e 0.50 bsc optional center pad width w2 - - 1.70 optional center pad length t2 - - 1.70 contact pad spacing c1 - 3.00 - contact pad spacing c2 - 3.00 - contact pad width (x16) x1 - - 0.35 contact pad length (x16) y1 - - 0.65 distance between pads g 0.15 - - recommended land pattern silk screen notes: dimensions and tolerances per asme y14.5m. bsc: basic dimension. theoretically exact values shown without tolerances. ref: reference dimension, usually without tolerance, for information only TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
9foff10 semtech proprietaryf&fconfdential orderingfinformation partfnumber description TS51231-qfnr transmitter driver rohsfandfreachfcompliance triune systems is fully committed to environmental quality. all triune systems materials and suppliers are fully compliant with rohs (european union directive 2011/65/eu), reach svhc chemical restrictions (ec 1907/2006), ipc-1752 level 3 materials declarations, and their subsequent amendments. triune systems maintains certifed laboratory reports for all product materials, from all suppliers, which show full compliance to restrictions on the following: ? cadmium (cd) ? chlorofuorocarbons (cfcs) ? chlorinate hydrocarbons (chcs) ? halons (halogen free) ? hexavalent chromium (crvi) ? hydrobromofuorocarbons (hbfcs) ? hydrochlorofuorocarbons (hcfcs) ? lead (pb) ? mercury (hg) ? perfuorocarbons (pfcs) ? polybrominated biphenyls (pbb) ? polybrominated diphenyl ethers (pbdes) TS51231 final datasheet rev 1.0 march 27, 2015 www.semtech.com
10foff10 semtech proprietaryf&fconfdential TS51231 final datasheet rev 1.0 march 27, 2015 contactfinformation semtechfcorporation 200fflynnfroad,fcamarillo,fcaf93012 phone:f(805)f498-2111,ffax:f(805)f498-3804 www.semtech.com importantfnotice informationfrelatingftofthisfproductfandfthefapplicationforfdesignfdescribedfhereinfisfbelievedftofbefreliable,fhoweverfsuchfinformationfisfprovidedfasfaf guidefonlyfandfsemtechfassumesfnofliabilityfforfanyferrorsfinfthisfdocument,forfforfthefapplicationforfdesignfdescribedfherein.fsemtechfreservesfthefrightf tofmakefchangesftofthefproductforfthisfdocumentfatfanyftimefwithoutfnotice.fbuyersfshouldfobtainftheflatestfrelevantfinformationfbeforefplacingfordersf andfshouldfverifyfthatfsuchfinformationfisfcurrentfandfcomplete.fsemtechfwarrantsfperformancefoffitsfproductsftofthefspecifcationsfapplicablefatftheftimef offsale,fandfallfsalesfarefmadefinfaccordancefwithfsemtechsfstandardftermsfandfconditionsfoffsale.f semtechfproductsfarefnotfdesigned,fintended,fauthorizedforfwarrantedftofbefsuitablefforfusefinflife-supportfapplications,fdevicesf orfsystems,forfinfnuclearfapplicationsfinfwhichftheffailurefcouldfbefreasonablyfexpectedftofresultfinfpersonalfinjury,flossfofflifef orfseverefpropertyforfenvironmentalfdamage.ffinclusionfoffsemtechfproductsfinfsuchfapplicationsfisfunderstoodftofbefundertakenf solelyfatfthefcustomersfownfrisk.fshouldfafcustomerfpurchaseforfusefsemtechfproductsfforfanyfsuchfunauthorizedfapplication,fthefcustomerfshallf indemnifyfandfholdfsemtechfandfitsfofcers,femployees,fsubsidiaries,fafliates,fandfdistributorsfharmlessfagainstfallfclaims,fcostsfdamagesfandfattorneyf feesfwhichfcouldfarise. thefsemtechfnamefandflogofarefregisteredftrademarksfoffthefsemtechfcorporation.ftriunefsystems,fl.l.c.fisfnowfafwholly-ownedfsubsidiaryfoffsemtechf corporation.ftheftriunefsystems?fnamefandflogo,ffmppt-lite?,fandfnanosmart?fareftrademarksfofftriunefsystems,fl.l.c.finfthefu.s.a.fallfotherftrademarksf andftradefnamesfmentionedfmayfbefmarksfandfnamesfoffsemtechforftheirfrespectivefcompanies.fsemtechfreservesfthefrightftofmakefchangesfto,forf discontinuefanyfproductsfdescribedfinfthisfdocumentfwithoutffurtherfnotice.fsemtechfmakesfnofwarranty,frepresentationforfguarantee,fexpressforf implied,fregardingfthefsuitabilityfoffitsfproductsfforfanyfparticularfpurpose.fallfrightsfreserved. ?fsemtechf2015
|
