component
DRV8426EPWPR
Public Made by Adomby adom
Texas Instruments Motor Driver ICs, HTSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
Ray
Set visibility: public
bbdca51
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076
{
"schema_version": 1,
"type": "component",
"slug": "drv8426epwpr",
"title": "DRV8426EPWPR",
"brief": "Texas Instruments Motor Driver ICs, HTSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"power supply chip",
"drv8426epwpr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "DRV8426EPWPR",
"manufacturer": "Texas Instruments",
"package": "HTSSOP-28-EP",
"pin_count": 29,
"category": "Power Supply Chip",
"subcategory": "Motor Driver ICs",
"datasheet": "https://www.ti.com/lit/ds/symlink/drv8426epwpr.pdf",
"parts": {
"symbol": "drv8426epwpr.kicad_sym",
"footprint": "drv8426epwpr.kicad_mod",
"model_3d": "drv8426epwpr-hero.glb",
"model_3d_plain": "drv8426epwpr-etched.glb",
"model_3d_step": "drv8426epwpr-etched.step",
"model_3d_step_plain": "drv8426epwpr.step",
"lbr": "drv8426epwpr.lbr"
},
"distributor_links": {
"lcsc": "C2879324",
"digikey": "296-DRV8426EPWPRTR-ND",
"mouser": "595-DRV8426EPWPR"
},
"distributor_check": {
"checked_at": "2026-10-28T15:42:27Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-DRV8426EPWPRTR-ND",
"status": "found"
},
"mouser": {
"pn": "595-DRV8426EPWPR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VCP",
"type": "output",
"description": "Charge pump output; connect to VM through a low-ESR X7R 0.22µF 16V ceramic capacitor."
},
{
"number": "2",
"name": "VM",
"type": "power_in",
"description": "Motor supply input, 4.5 V to 33 V for normal DC operation; bypass to PGND with 0.01µF ceramic capacitors and a bulk capacitor rated for VM."
},
{
"number": "3",
"name": "PGND",
"type": "power_in",
"description": "Power ground; connect to system ground."
},
{
"number": "4",
"name": "AOUT1",
"type": "output",
"description": "Winding A output connected to the motor winding; continuous phase node voltage limited to -1 V to VM + 1 V."
},
{
"number": "5",
"name": "AOUT1",
"type": "output",
"description": "Winding A output connected to the motor winding; continuous phase node voltage limited to -1 V to VM + 1 V."
},
{
"number": "6",
"name": "AOUT2",
"type": "output",
"description": "Winding A output connected to the motor winding; continuous phase node voltage limited to -1 V to VM + 1 V."
},
{
"number": "7",
"name": "AOUT2",
"type": "output",
"description": "Winding A output connected to the motor winding; continuous phase node voltage limited to -1 V to VM + 1 V."
},
{
"number": "8",
"name": "BOUT2",
"type": "output",
"description": "Winding B output connected to the motor winding; continuous phase node voltage limited to -1 V to VM + 1 V."
},
{
"number": "9",
"name": "BOUT2",
"type": "output",
"description": "Winding B output connected to the motor winding; continuous phase node voltage limited to -1 V to VM + 1 V."
},
{
"number": "10",
"name": "BOUT1",
"type": "output",
"description": "Winding B output connected to the motor winding; continuous phase node voltage limited to -1 V to VM + 1 V."
},
{
"number": "11",
"name": "BOUT1",
"type": "output",
"description": "Winding B output connected to the motor winding; continuous phase node voltage limited to -1 V to VM + 1 V."
},
{
"number": "12",
"name": "PGND",
"type": "power_in",
"description": "Power ground; connect to system ground."
},
{
"number": "13",
"name": "VM",
"type": "power_in",
"description": "Motor supply input, 4.5 V to 33 V for normal DC operation; bypass to PGND with 0.01µF ceramic capacitors and a bulk capacitor rated for VM."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "Device ground; connect to system ground."
},
{
"number": "15",
"name": "DVDD",
"type": "power_out",
"description": "Internal 5 V logic regulator output (nominal, supplies up to 2 mA); bypass to GND with a 0.47µF to 1µF X7R ceramic capacitor rated 6.3 V or 10 V."
},
{
"number": "16",
"name": "nFAULT",
"type": "output",
"description": "Open-drain fault indicator, pulled low during a fault; requires an external pull-up and sinks up to 10 mA."
},
{
"number": "17",
"name": "VREFB",
"type": "input",
"description": "Reference voltage input that sets the full-scale chopping current of H-bridge B; recommended range 0.05 V to 3.3 V."
},
{
"number": "18",
"name": "VREFA",
"type": "input",
"description": "Reference voltage input that sets the full-scale chopping current of H-bridge A; recommended range 0.05 V to 3.3 V."
},
{
"number": "19",
"name": "TOFF",
"type": "input",
"description": "Four-level input that sets the PWM current-chopping off-time to 7, 16, 24 or 32 µs."
},
{
"number": "20",
"name": "BDECAY",
"type": "input",
"description": "Four-level input that sets the decay mode of H-bridge B."
},
{
"number": "21",
"name": "ADECAY",
"type": "input",
"description": "Four-level input that sets the decay mode of H-bridge A."
},
{
"number": "22",
"name": "BPH",
"type": "input",
"description": "Bridge B phase input; logic high drives current from BOUT1 to BOUT2."
},
{
"number": "23",
"name": "BEN",
"type": "input",
"description": "Bridge B enable input; logic high enables bridge B, logic low disables it to high impedance."
},
{
"number": "24",
"name": "APH",
"type": "input",
"description": "Bridge A phase input; logic high drives current from AOUT1 to AOUT2."
},
{
"number": "25",
"name": "AEN",
"type": "input",
"description": "Bridge A enable input; logic high enables bridge A, logic low disables it to high impedance."
},
{
"number": "26",
"name": "nSLEEP",
"type": "input",
"description": "Sleep mode input; logic high enables the device, logic low enters low-power sleep, internal pull-down, and a low pulse clears faults."
},
{
"number": "27",
"name": "CPL",
"type": "passive",
"description": "Charge pump negative switch node; connect a low-ESR X7R 0.022µF ceramic capacitor rated VM between CPH and CPL."
},
{
"number": "28",
"name": "CPH",
"type": "passive",
"description": "Charge pump switch node; connect a low-ESR X7R 0.022µF ceramic capacitor rated VM between CPH and CPL."
},
{
"number": "29",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The thermal pad (PAD) is listed in the pin function table without a pin number, so it is not include"
],
"pages_sent": 40,
"cost_usd": 0.0429,
"at": "2026-10-28T15:42:14"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/drv8426epwpr.pdf",
"pages": 54,
"sha256": "5b89b7592cb06a0c",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 29,
"described": 29,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "drv8426epwpr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.2,
9.7,
1.05
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "ff242f1d3be9d09e7f929707a2c5b1ee974a4f882053b04bcdb1cd2cb21223ef",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "drv8426epwpr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.2,
9.7,
1.05
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "4e2da15c3abd3163f9e8826d237ce105df505aa07dff3770deafc611e0a6faa2",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "HTSSOP-28-EP",
"Category": "Power Supply Chip",
"Pins": "29"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "5b89b7592cb06a0c7520397d39c9191dc8ee16abd37aa5779b8700182ace9618",
"rows": [
{
"name": "VM 工作电源电流",
"symbol": "IVM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 5,
"max": 6.5,
"conditions": "nSLEEP = 1，无电机负载",
"source_page": 9,
"source": "datasheet"
},
{
"name": "VM 休眠模式电源电流",
"symbol": "IVMQ",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 2,
"max": 4,
"conditions": "nSLEEP = 0",
"source_page": 9,
"source": "datasheet"
},
{
"name": "休眠时间",
"symbol": "tSLEEP",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": 120,
"max": null,
"conditions": "nSLEEP = 0 至休眠模式",
"source_page": 9,
"source": "datasheet"
},
{
"name": "nSLEEP 复位脉冲",
"symbol": "tRESET",
"kind": "timing",
"unit": "μs",
"min": 20,
"typ": null,
"max": 40,
"conditions": "nSLEEP 低电平至清除故障",
"source_page": 9,
"source": "datasheet"
},
{
"name": "唤醒时间",
"symbol": "tWAKE",
"kind": "timing",
"unit": "ms",
"min": 0.8,
"typ": null,
"max": 1.2,
"conditions": "nSLEEP = 1 至输出转换",
"source_page": 9,
"source": "datasheet"
},
{
"name": "开通时间",
"symbol": "tON",
"kind": "timing",
"unit": "ms",
"min": 0.8,
"typ": null,
"max": 1.2,
"conditions": "VM > UVLO 至输出转换",
"source_page": 9,
"source": "datasheet"
},
{
"name": "内部稳压器电压",
"symbol": "VDVDD",
"kind": "electrical",
"unit": "V",
"min": 4.75,
"typ": 5,
"max": 5.25,
"conditions": "无外部负载，6V < VVM < 33V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "内部稳压器电压",
"symbol": "VDVDD",
"kind": "electrical",
"unit": "V",
"min": 4.2,
"typ": null,
"max": 4.35,
"conditions": "无外部负载，VVM = 4.5V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "电荷泵开关频率",
"symbol": "f(VCP)",
"kind": "electrical",
"unit": "kHz",
"min": null,
"typ": 360,
"max": null,
"conditions": "VVM > UVLO；nSLEEP = 1",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入逻辑低电平电压",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": 0.6,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入逻辑高电平电压",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 1.5,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入逻辑迟滞",
"symbol": "VHYS",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 150,
"max": null,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入逻辑低电平电流",
"symbol": "IIL",
"kind": "electrical",
"unit": "μA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "VIN = 0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入逻辑高电平电流",
"symbol": "IIH",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 100,
"conditions": "VIN = 5V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "传播延迟",
"symbol": "tPD",
"kind": "electrical",
"unit": "ns",
"min": null,
"typ": 800,
"max": null,
"conditions": "从 xPH、xEN、xINx 输入到电流改变",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入逻辑低电平电压 (连接至 GND)",
"symbol": "VI1",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": 0.6,
"conditions": "连接至 GND",
"source_page": 9,
"source": "datasheet"
},
{
"name": "四电平输入 330kΩ 电压",
"symbol": "VI2",
"kind": "electrical",
"unit": "V",
"min": 1,
"typ": 1.25,
"max": 1.4,
"conditions": "330kΩ ± 5% 至 GND",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入高阻态电压",
"symbol": "VI3",
"kind": "electrical",
"unit": "V",
"min": 1.8,
"typ": 2,
"max": 2.2,
"conditions": "高阻态（>500kΩ 至 GND）",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入逻辑高电平电压 (连接至 DVDD)",
"symbol": "VI4",
"kind": "electrical",
"unit": "V",
"min": 2.7,
"typ": null,
"max": 5.5,
"conditions": "连接至 DVDD",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输出上拉电流",
"symbol": "IO",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 10,
"max": null,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输出逻辑低电平电压",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.5,
"conditions": "IO = 5mA",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输出逻辑高电平泄漏电流",
"symbol": "IOH",
"kind": "electrical",
"unit": "μA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "高侧 FET 导通电阻",
"symbol": "RDS(ONH)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 450,
"max": 550,
"conditions": "TJ = 25°C、IO = -1A",
"source_page": 9,
"source": "datasheet"
},
{
"name": "高侧 FET 导通电阻",
"symbol": "RDS(ONH)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 700,
"max": 850,
"conditions": "TJ = 125°C、IO = -1A",
"source_page": 9,
"source": "datasheet"
},
{
"name": "高侧 FET 导通电阻",
"symbol": "RDS(ONH)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 780,
"max": 950,
"conditions": "TJ = 150°C、IO = -1A",
"source_page": 9,
"source": "datasheet"
},
{
"name": "低侧 FET 导通电阻",
"symbol": "RDS(ONL)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 450,
"max": 550,
"conditions": "TJ = 25°C、IO = 1A",
"source_page": 9,
"source": "datasheet"
},
{
"name": "低侧 FET 导通电阻",
"symbol": "RDS(ONL)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 700,
"max": 850,
"conditions": "TJ = 125°C、IO = 1A",
"source_page": 9,
"source": "datasheet"
},
{
"name": "低侧 FET 导通电阻",
"symbol": "RDS(ONL)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 780,
"max": 950,
"conditions": "TJ = 150°C、IO = 1A",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输出压摆率",
"symbol": "tSR",
"kind": "electrical",
"unit": "V/µs",
"min": null,
"typ": 240,
"max": null,
"conditions": "VM = 24V，IO = 1A，在 10% 至 90% 之间",
"source_page": 9,
"source": "datasheet"
},
{
"name": "跨阻增益",
"symbol": "KV",
"kind": "electrical",
"unit": "V/A",
"min": 2.09,
"typ": 2.2,
"max": 2.31,
"conditions": "VREF = 3.3V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "VREF 泄漏电流",
"symbol": "IVREF",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 8.25,
"max": null,
"conditions": "VREF = 3.3V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "PWM 关断时间",
"symbol": "tOFF",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": 7,
"max": null,
"conditions": "TOFF = 0",
"source_page": 10,
"source": "datasheet"
},
{
"name": "PWM 关断时间",
"symbol": "tOFF",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": 16,
"max": null,
"conditions": "TOFF = 1",
"source_page": 10,
"source": "datasheet"
},
{
"name": "PWM 关断时间",
"symbol": "tOFF",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": 24,
"max": null,
"conditions": "TOFF =高阻态",
"source_page": 10,
"source": "datasheet"
},
{
"name": "PWM 关断时间",
"symbol": "tOFF",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": 32,
"max": null,
"conditions": "TOFF = 330kΩ 至 GND",
"source_page": 10,
"source": "datasheet"
},
{
"name": "电流跳变精度",
"symbol": "ΔITRIP",
"kind": "tolerance",
"unit": "%",
"min": -15,
"typ": null,
"max": 15,
"conditions": "IO = 1.5A，10% 至 20% 电流设置",
"source_page": 10,
"source": "datasheet"
},
{
"name": "电流跳变精度",
"symbol": "ΔITRIP",
"kind": "tolerance",
"unit": "%",
"min": -10,
"typ": null,
"max": 10,
"conditions": "IO = 1.5A，20% 至 67% 电流设置",
"source_page": 10,
"source": "datasheet"
},
{
"name": "电流跳变精度",
"symbol": "ΔITRIP",
"kind": "tolerance",
"unit": "%",
"min": -5,
"typ": null,
"max": 5,
"conditions": "IO = 1.5A，68% 至 100% 电流设置",
"source_page": 10,
"source": "datasheet"
},
{
"name": "AOUT 和 BOUT 电流匹配",
"symbol": "IO,CH",
"kind": "tolerance",
"unit": "%",
"min": -2.5,
"typ": null,
"max": 2.5,
"conditions": "IO = 1.5A",
"source_page": 10,
"source": "datasheet"
},
{
"name": "VM UVLO 锁定 (VM 下降)",
"symbol": "VUVLO",
"kind": "electrical",
"unit": "V",
"min": 4.1,
"typ": 4.25,
"max": 4.35,
"conditions": "VM 下降，UVLO 下降",
"source_page": 10,
"source": "datasheet"
},
{
"name": "VM UVLO 锁定 (VM 上升)",
"symbol": "VUVLO",
"kind": "electrical",
"unit": "V",
"min": 4.2,
"typ": 4.35,
"max": 4.45,
"conditions": "VM 上升，UVLO 上升",
"source_page": 10,
"source": "datasheet"
},
{
"name": "欠压迟滞",
"symbol": "VUVLO,HYS",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 100,
"max": null,
"conditions": "上升至下降阈值",
"source_page": 10,
"source": "datasheet"
},
{
"name": "过流保护",
"symbol": "IOCP",
"kind": "electrical",
"unit": "A",
"min": null,
"typ": 2.5,
"max": null,
"conditions": "流经任何 FET 的电流",
"source_page": 10,
"source": "datasheet"
},
{
"name": "过流抗尖峰时间",
"symbol": "tOCP",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": 1.8,
"max": null,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "热关断",
"symbol": "TOTSD",
"kind": "electrical",
"unit": "°C",
"min": 150,
"typ": 165,
"max": 180,
"conditions": "内核温度 TJ",
"source_page": 10,
"source": "datasheet"
},
{
"name": "热关断迟滞",
"symbol": "THYS_OTSD",
"kind": "electrical",
"unit": "°C",
"min": null,
"typ": 20,
"max": null,
"conditions": "内核温度 TJ",
"source_page": 10,
"source": "datasheet"
},
{
"name": "电源电压范围 (直流运行)",
"symbol": "VVM",
"kind": "recommended_operating",
"unit": "V",
"min": 4.5,
"typ": null,
"max": 33,
"conditions": "可确保正常（直流）运行的电源电压范围",
"source_page": 8,
"source": "datasheet"
},
{
"name": "逻辑电平输入电压",
"symbol": "VI",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "基准 rms 电压范围",
"symbol": "VREF",
"kind": "recommended_operating",
"unit": "V",
"min": 0.05,
"typ": null,
"max": 3.3,
"conditions": "VREFA、VREFB",
"source_page": 8,
"source": "datasheet"
},
{
"name": "施加的 PWM 信号频率",
"symbol": "ƒPWM",
"kind": "recommended_operating",
"unit": "kHz",
"min": 0,
"typ": null,
"max": 100,
"conditions": "APH、AEN、BPH、BEN、AIN1、AIN2、BIN1、BIN2",
"source_page": 8,
"source": "datasheet"
},
{
"name": "电机满量程电流",
"symbol": "IFS",
"kind": "recommended_operating",
"unit": "A",
"min": 0,
"typ": null,
"max": 1.5,
"conditions": "xOUTx",
"source_page": 8,
"source": "datasheet"
},
{
"name": "电机均方根电流",
"symbol": "Irms",
"kind": "recommended_operating",
"unit": "A",
"min": 0,
"typ": null,
"max": 1.1,
"conditions": "xOUTx",
"source_page": 8,
"source": "datasheet"
},
{
"name": "工作环境温度",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "工作结温",
"symbol": "TJ",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "结至环境热阻 (HTSSOP 28 引脚)",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 33,
"max": null,
"conditions": "PWP (HTSSOP) 28 引脚",
"source_page": 8,
"source": "datasheet"
},
{
"name": "结至外壳（顶部）热阻 (HTSSOP 28 引脚)",
"symbol": "RθJC(top)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 28,
"max": null,
"conditions": "PWP (HTSSOP) 28 引脚",
"source_page": 8,
"source": "datasheet"
},
{
"name": "结至电路板热阻 (HTSSOP 28 引脚)",
"symbol": "RθJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 12.9,
"max": null,
"conditions": "PWP (HTSSOP) 28 引脚",
"source_page": 8,
"source": "datasheet"
},
{
"name": "结至顶部特征参数 (HTSSOP 28 引脚)",
"symbol": "ψJT",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 0.7,
"max": null,
"conditions": "PWP (HTSSOP) 28 引脚",
"source_page": 8,
"source": "datasheet"
},
{
"name": "结至电路板特征参数 (HTSSOP 28 引脚)",
"symbol": "ψJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 12.8,
"max": null,
"conditions": "PWP (HTSSOP) 28 引脚",
"source_page": 8,
"source": "datasheet"
},
{
"name": "结至外壳（底部）热阻 (HTSSOP 28 引脚)",
"symbol": "RθJC(bot)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 4.9,
"max": null,
"conditions": "PWP (HTSSOP) 28 引脚",
"source_page": 8,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"drv8426epwpr"
],
"discovery_pitch": "DRV8426EPWPR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"drv8426epwpr.kicad_sym",
"drv8426epwpr.kicad_mod",
"drv8426epwpr.glb",
"drv8426epwpr.step",
"drv8426epwpr.lbr",
"docs/hero.png",
"docs/drv8426epwpr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"drv8426epwpr-hero.glb",
"drv8426epwpr-hero.overlay.json",
"drv8426epwpr-etched.glb"
],
"visibility": {
"public": true
}
}