component
DRV8849RHHR
Public Made by Adomby adom
Texas Instruments Stepper Motor Driver, VQFN-36(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "drv8849rhhr",
"title": "DRV8849RHHR",
"brief": "Texas Instruments Stepper Motor Driver, VQFN-36(6x6). 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",
"motor driver ics",
"drv8849rhhr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "DRV8849RHHR",
"manufacturer": "Texas Instruments",
"package": "VQFN-36(6x6)",
"pin_count": 37,
"category": "Motor Driver ICs",
"subcategory": "Stepper Motor Driver",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603010808855216128",
"parts": {
"symbol": "drv8849rhhr.kicad_sym",
"footprint": "drv8849rhhr.kicad_mod",
"model_3d": "drv8849rhhr-hero.glb",
"model_3d_plain": "drv8849rhhr.glb",
"model_3d_step": "drv8849rhhr-etched.step",
"model_3d_step_plain": "drv8849rhhr.step",
"lbr": "drv8849rhhr.lbr"
},
"distributor_links": {
"lcsc": 20345377,
"digikey": "296-DRV8849RHHRTR-ND",
"mouser": "595-DRV8849RHHR"
},
"distributor_check": {
"checked_at": "2026-10-03T05:41:29Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-DRV8849RHHRTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-DRV8849RHHR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "MODE12",
"type": "input",
"description": "Microstep mode setting input for Stepper 2 (0 to 5.5 V logic)."
},
{
"number": "2",
"name": "OUT1A",
"type": "tri_state",
"description": "H-Bridge 1 output A motor driver, -1 to VM+1 V continuous operation."
},
{
"number": "3",
"name": "PGND1",
"type": "power_in",
"description": "Power ground for H-Bridge 1, ±0.5 V continuous tolerance."
},
{
"number": "4",
"name": "OUT1B",
"type": "tri_state",
"description": "H-Bridge 1 output B motor driver, -1 to VM+1 V continuous operation."
},
{
"number": "5",
"name": "VM1",
"type": "power_in",
"description": "Supply voltage input, 4.5 to 38 V, connect close to VM2."
},
{
"number": "6",
"name": "OUT2B",
"type": "tri_state",
"description": "H-Bridge 2 output B motor driver, -1 to VM+1 V continuous operation."
},
{
"number": "7",
"name": "PGND2",
"type": "power_in",
"description": "Power ground for H-Bridge 2, ±0.5 V continuous tolerance."
},
{
"number": "8",
"name": "OUT2A",
"type": "tri_state",
"description": "H-Bridge 2 output A motor driver, -1 to VM+1 V continuous operation."
},
{
"number": "9",
"name": "ENABLE2",
"type": "input",
"description": "Enable input for Stepper 2 (0 to 5.5 V logic), logic low disables Hi-Z outputs."
},
{
"number": "10",
"name": "STEP2",
"type": "input",
"description": "Step input signal for Stepper 2, supports 0 to 500 kHz frequency."
},
{
"number": "11",
"name": "nSLEEP",
"type": "input",
"description": "Sleep mode input (-0.3 to 5.75 V), logic low enables 1.3 μA sleep mode."
},
{
"number": "12",
"name": "nFAULT1",
"type": "output",
"description": "Open-drain fault diagnostics output for Stepper 1, 0 to 10 mA."
},
{
"number": "13",
"name": "VREF1",
"type": "input",
"description": "Reference voltage input for Stepper 1 (0 to 3.3 V), sets full-scale chopping current."
},
{
"number": "14",
"name": "nFAULT2",
"type": "output",
"description": "Open-drain fault diagnostics output for Stepper 2, 0 to 10 mA."
},
{
"number": "15",
"name": "VREF2",
"type": "input",
"description": "Reference voltage input for Stepper 2 (0 to 3.3 V), sets full-scale chopping current."
},
{
"number": "16",
"name": "GND",
"type": "power_in",
"description": "Analog ground pin, ±0.5 V continuous tolerance."
},
{
"number": "17",
"name": "DECAY2",
"type": "input",
"description": "Decay mode setting for Stepper 2 (0 to 5.5 V logic), selects 8/16/32 μs off-time."
},
{
"number": "18",
"name": "STEP1",
"type": "input",
"description": "Step input signal for Stepper 1, supports 0 to 500 kHz frequency."
},
{
"number": "19",
"name": "DECAY1",
"type": "input",
"description": "Decay mode setting for Stepper 1 (0 to 5.5 V logic), selects 8/16/32 μs off-time."
},
{
"number": "20",
"name": "OUT4A",
"type": "tri_state",
"description": "H-Bridge 4 output A motor driver, -1 to VM+1 V continuous operation."
},
{
"number": "21",
"name": "PGND4",
"type": "power_in",
"description": "Power ground for H-Bridge 4, ±0.5 V continuous tolerance."
},
{
"number": "22",
"name": "OUT4B",
"type": "tri_state",
"description": "H-Bridge 4 output B motor driver, -1 to VM+1 V continuous operation."
},
{
"number": "23",
"name": "VM2",
"type": "power_in",
"description": "Supply voltage input, 4.5 to 38 V, connect close to VM1."
},
{
"number": "24",
"name": "OUT3B",
"type": "tri_state",
"description": "H-Bridge 3 output B motor driver, -1 to VM+1 V continuous operation."
},
{
"number": "25",
"name": "PGND3",
"type": "power_in",
"description": "Power ground for H-Bridge 3, ±0.5 V continuous tolerance."
},
{
"number": "26",
"name": "OUT3A",
"type": "tri_state",
"description": "H-Bridge 3 output A motor driver, -1 to VM+1 V continuous operation."
},
{
"number": "27",
"name": "MODE02",
"type": "input",
"description": "Microstep mode setting input for Stepper 2 (0 to 5.5 V logic)."
},
{
"number": "28",
"name": "ENABLE1",
"type": "input",
"description": "Enable input for Stepper 1 (0 to 5.5 V logic), logic low disables Hi-Z outputs."
},
{
"number": "29",
"name": "MODE01",
"type": "input",
"description": "Microstep mode setting input for Stepper 1 (0 to 5.5 V logic)."
},
{
"number": "30",
"name": "GND",
"type": "power_in",
"description": "Analog ground pin, ±0.5 V continuous tolerance."
},
{
"number": "31",
"name": "VCP",
"type": "passive",
"description": "Charge pump reservoir capacitor terminal (-0.3 to VM+7 V)."
},
{
"number": "32",
"name": "CP1",
"type": "passive",
"description": "Charge pump positive capacitor terminal (-0.3 to VM+7 V)."
},
{
"number": "33",
"name": "CP2",
"type": "passive",
"description": "Charge pump negative capacitor terminal (-0.3 to VM V)."
},
{
"number": "34",
"name": "DIR1",
"type": "input",
"description": "Direction control input for Stepper 1 (0 to 5.5 V logic)."
},
{
"number": "35",
"name": "MODE11",
"type": "input",
"description": "Microstep mode setting input for Stepper 1 (0 to 5.5 V logic)."
},
{
"number": "36",
"name": "DIR2",
"type": "input",
"description": "Direction control input for Stepper 2 (0 to 5.5 V logic)."
},
{
"number": "37",
"name": "PAD",
"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-4-5-20251001",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"exposed pad 37 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint"
],
"pages_sent": 9,
"cost_usd": 0.1707,
"at": "2026-10-03T05:41:06"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603010808855216128",
"pages": 37,
"sha256": "59630c118f041257",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 37,
"described": 37,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
}
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-36(6x6)",
"Category": "Motor Driver ICs",
"Pins": "37"
}
},
"variants": [],
"sections": [
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"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"drv8849rhhr"
],
"discovery_pitch": "DRV8849RHHR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
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"path": "docs/hero.png"
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"drv8849rhhr.step",
"drv8849rhhr.lbr",
"docs/hero.png",
"docs/drv8849rhhr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
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"visibility": {
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}
}