component
DRV8256PPWPR
Public Made by Adomby adom
Texas Instruments Motor Driver ICs, HTSSOP-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"type": "component",
"slug": "drv8256ppwpr",
"title": "DRV8256PPWPR",
"brief": "Texas Instruments Motor Driver ICs, HTSSOP-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"component": {
"mpn": "DRV8256PPWPR",
"manufacturer": "Texas Instruments",
"package": "HTSSOP-28",
"pin_count": 29,
"category": "Power Supply Chip",
"subcategory": "Motor Driver ICs",
"datasheet": "https://www.ti.com/cn/lit/gpn/drv8256",
"parts": {
"symbol": "drv8256ppwpr.kicad_sym",
"footprint": "drv8256ppwpr.kicad_mod",
"model_3d": "drv8256ppwpr-hero.glb",
"model_3d_plain": "drv8256ppwpr-etched.glb",
"model_3d_step": "drv8256ppwpr-etched.step",
"model_3d_step_plain": "drv8256ppwpr.step",
"lbr": "drv8256ppwpr.lbr"
},
"distributor_links": {
"lcsc": "C3681352"
},
"distributor_check": {
"checked_at": "2026-10-23T18:16:55Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "deferred",
"error": "shared DigiKey quota guard: 886 calls left today"
},
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"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "VCP",
"type": "passive",
"description": "Charge pump output, connected to VM through an X7R 0.22µF 16V ceramic capacitor."
},
{
"number": "2",
"name": "VM",
"type": "power_in",
"description": "Motor supply (4.5V to 48V), bypassed to PGND with a 0.01µF ceramic capacitor per VM pin rated for VM plus a bulk capacitor."
},
{
"number": "3",
"name": "PGND",
"type": "power_in",
"description": "Power ground, connected to system ground."
},
{
"number": "4",
"name": "OUT1",
"type": "output",
"description": "Winding output connected to the motor winding; all OUT1 pins (4, 5, 10, 11) must be tied together with thick PCB traces."
},
{
"number": "5",
"name": "OUT1",
"type": "output",
"description": "Winding output connected to the motor winding; all OUT1 pins (4, 5, 10, 11) must be tied together with thick PCB traces."
},
{
"number": "6",
"name": "OUT2",
"type": "output",
"description": "Winding output connected to the motor winding; all OUT2 pins (6, 7, 8, 9) must be tied together with thick PCB traces."
},
{
"number": "7",
"name": "OUT2",
"type": "output",
"description": "Winding output connected to the motor winding; all OUT2 pins (6, 7, 8, 9) must be tied together with thick PCB traces."
},
{
"number": "8",
"name": "OUT2",
"type": "output",
"description": "Winding output connected to the motor winding; all OUT2 pins (6, 7, 8, 9) must be tied together with thick PCB traces."
},
{
"number": "9",
"name": "OUT2",
"type": "output",
"description": "Winding output connected to the motor winding; all OUT2 pins (6, 7, 8, 9) must be tied together with thick PCB traces."
},
{
"number": "10",
"name": "OUT1",
"type": "output",
"description": "Winding output connected to the motor winding; all OUT1 pins (4, 5, 10, 11) must be tied together with thick PCB traces."
},
{
"number": "11",
"name": "OUT1",
"type": "output",
"description": "Winding output connected to the motor winding; all OUT1 pins (4, 5, 10, 11) must be tied together with thick PCB traces."
},
{
"number": "12",
"name": "PGND",
"type": "power_in",
"description": "Power ground, connected to system ground."
},
{
"number": "13",
"name": "VM",
"type": "power_in",
"description": "Motor supply (4.5V to 48V), bypassed to PGND with a 0.01µF ceramic capacitor per VM pin rated for VM plus a bulk capacitor."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "Device ground, connected to system ground."
},
{
"number": "15",
"name": "DVDD",
"type": "power_out",
"description": "Logic supply (nominal 5V, up to 2mA load) bypassed to GND with a 0.47µF to 1µF X7R ceramic capacitor rated 6.3V or 10V."
},
{
"number": "16",
"name": "nFAULT",
"type": "output",
"description": "Fault indication, pulled logic low in a fault condition; open-drain output requiring an external pull-up resistor."
},
{
"number": "17",
"name": "VREF",
"type": "power_in",
"description": "Reference voltage input that sets the full-scale chopping current of the H-bridge; both VREF pins must be connected together."
},
{
"number": "18",
"name": "VREF",
"type": "power_in",
"description": "Reference voltage input that sets the full-scale chopping current of the H-bridge; both VREF pins must be connected together."
},
{
"number": "19",
"name": "TOFF",
"type": "input",
"description": "Four-level pin that sets the decay-mode off time during current chopping (7, 16, 24 or 32µs) and the ripple current in smart tune ripple control."
},
{
"number": "20",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "21",
"name": "DECAY",
"type": "input",
"description": "Four-level decay mode setting pin (smart tune dynamic decay, smart tune ripple control, mixed decay 30% fast, or fast decay)."
},
{
"number": "22",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "23",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "24",
"name": "IN2",
"type": "input",
"description": "PWM input that logically controls the state of the H-bridge, with internal pulldown."
},
{
"number": "25",
"name": "IN1",
"type": "input",
"description": "PWM input that logically controls the state of the H-bridge, with internal pulldown."
},
{
"number": "26",
"name": "nSLEEP",
"type": "input",
"description": "Sleep mode input: logic high enables the device, logic low enters low-power sleep mode, with internal pulldown; must not be tied to DVDD."
},
{
"number": "27",
"name": "CPL",
"type": "passive",
"description": "Charge pump switching node; connect an X7R 0.022µF ceramic capacitor rated for VM between CPH and CPL."
},
{
"number": "28",
"name": "CPH",
"type": "passive",
"description": "Charge pump switching node; connect an X7R 0.022µF ceramic capacitor rated for 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": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet gives no pin number for the thermal pad (printed as '-'), so 'PAD' is used. Many footp; The datasheet table lists NC pins as type 'I', but the description says no connection. They are mapp; The datasheet lists VCP as output 'O' and CPH/CPL as 'PWR'. All three are mapped to passive because "
],
"pages_sent": 35,
"cost_usd": 0.2378,
"at": "2026-10-23T18:16:38"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/drv8256",
"pages": 46,
"sha256": "955cb1f20856cec4",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 29,
"described": 29,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
},
"models_3d": [
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"file": "drv8256ppwpr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
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"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "ff242f1d3be9d09e7f929707a2c5b1ee974a4f882053b04bcdb1cd2cb21223ef",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "drv8256ppwpr-etched.step",
"role": "eda",
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"units": "mm",
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"seat": "z = 0",
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"sha256": "3a7b91a3e9caad71fea2b04acd9784119ec599ed7307e8632dd7fe6f73eb538f",
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},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "HTSSOP-28",
"Category": "Power Supply Chip",
"Pins": "29"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "955cb1f20856cec477ab0d9eb8f6c33750640660589fc277475146b19631cd92",
"rows": [
{
"name": "VM operating supply voltage",
"symbol": "VVM",
"kind": "recommended_operating",
"unit": "V",
"min": 4.5,
"typ": null,
"max": 48,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Logic input voltage",
"symbol": "VI",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VREF RMS voltage range",
"symbol": "VREF",
"kind": "recommended_operating",
"unit": "V",
"min": 0.05,
"typ": null,
"max": 5,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Applied PWM frequency",
"symbol": "ƒPWM",
"kind": "recommended_operating",
"unit": "kHz",
"min": 0,
"typ": null,
"max": 100,
"conditions": "PH, EN, IN1, IN2",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Peak output current",
"symbol": "IFS",
"kind": "recommended_operating",
"unit": "A",
"min": 0,
"typ": null,
"max": 6.4,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Operating ambient temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Operating junction temperature",
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"typ": null,
"max": 150,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-ambient thermal resistance",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 29.7,
"max": null,
"conditions": "PWP (HTSSOP) 28-pin",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-case (top) thermal resistance",
"symbol": "RθJC(top)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 23,
"max": null,
"conditions": "PWP (HTSSOP) 28-pin",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-board thermal resistance",
"symbol": "RθJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 9.3,
"max": null,
"conditions": "PWP (HTSSOP) 28-pin",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-top characterization parameter",
"symbol": "ψJT",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 0.3,
"max": null,
"conditions": "PWP (HTSSOP) 28-pin",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-board characterization parameter",
"symbol": "ψJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 9.2,
"max": null,
"conditions": "PWP (HTSSOP) 28-pin",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction-to-case (bottom) thermal resistance",
"symbol": "RθJC(bot)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 2.4,
"max": null,
"conditions": "PWP (HTSSOP) 28-pin",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VM operating supply current",
"symbol": "IVM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 4,
"max": 5.5,
"conditions": "nSLEEP = 1, no motor load",
"source_page": 8,
"source": "datasheet"
},
{
"name": "VM sleep mode supply current",
"symbol": "IVMQ",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 2,
"max": 4,
"conditions": "nSLEEP = 0",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Sleep time",
"symbol": "tSLEEP",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": null,
"max": 120,
"conditions": "nSLEEP = 0 to sleep mode",
"source_page": 8,
"source": "datasheet"
},
{
"name": "nSLEEP reset pulse",
"symbol": "tRESET",
"kind": "timing",
"unit": "μs",
"min": 20,
"typ": null,
"max": 40,
"conditions": "nSLEEP low to clear fault",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Wake-up time",
"symbol": "tWAKE",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 0.8,
"max": 1.2,
"conditions": "nSLEEP = 1 to output transition",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Turn-on time",
"symbol": "tON",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 0.8,
"max": 1.2,
"conditions": "VM > UVLO to output transition",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Internal regulator voltage",
"symbol": "VDVDD",
"kind": "electrical",
"unit": "V",
"min": 4.75,
"typ": 5,
"max": 5.25,
"conditions": "No external load, 6V < VVM < 48V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Internal regulator voltage (low VM)",
"symbol": "VDVDD",
"kind": "electrical",
"unit": "V",
"min": 4.2,
"typ": null,
"max": 4.35,
"conditions": "No external load, VVM = 4.5V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input logic low voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": 0.6,
"conditions": "",
"source_page": 8,
"source": "datasheet"
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{
"name": "Input logic high voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 1.5,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input logic low current",
"symbol": "IIL",
"kind": "electrical",
"unit": "μA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "VIN = 0V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input logic high current",
"symbol": "IIH",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 100,
"conditions": "VIN = 5V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Propagation delay",
"symbol": "tPD",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 800,
"conditions": "PH, EN, INx input to current change",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Four-level input low voltage",
"symbol": "VI1",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": 0.6,
"conditions": "Tied to GND",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Four-level input voltage 330kΩ",
"symbol": "VI2",
"kind": "electrical",
"unit": "V",
"min": 1,
"typ": 1.25,
"max": 1.4,
"conditions": "330kΩ ± 5% to GND",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Four-level input Hi-Z voltage",
"symbol": "VI3",
"kind": "electrical",
"unit": "V",
"min": 1.8,
"typ": 2,
"max": 2.2,
"conditions": "Hi-Z (>500kΩ to GND)",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Four-level input logic high voltage",
"symbol": "VI4",
"kind": "electrical",
"unit": "V",
"min": 2.7,
"typ": null,
"max": 5.5,
"conditions": "Tied to DVDD",
"source_page": 8,
"source": "datasheet"
},
{
"name": "nFAULT output logic low voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.5,
"conditions": "IO = 5mA",
"source_page": 8,
"source": "datasheet"
},
{
"name": "nFAULT output logic high leakage current",
"symbol": "IOH",
"kind": "electrical",
"unit": "μA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "High-side FET on resistance",
"symbol": "RDS(ONH)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 82,
"max": 100,
"conditions": "TJ = 25°C, IO = -1A",
"source_page": 8,
"source": "datasheet"
},
{
"name": "High-side FET on resistance",
"symbol": "RDS(ONH)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 125,
"max": 150,
"conditions": "TJ = 125°C, IO = -1A",
"source_page": 8,
"source": "datasheet"
},
{
"name": "High-side FET on resistance",
"symbol": "RDS(ONH)",
"kind": "electrical",
"unit": "mΩ",
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