component
DRV8899QWRGERQ1
Public Made by Adomby adom
Texas Instruments Stepper Motor Driver, VQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"slug": "drv8899qwrgerq1",
"title": "DRV8899QWRGERQ1",
"brief": "Texas Instruments Stepper Motor Driver, VQFN-24-EP(4x4). 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": "DRV8899QWRGERQ1",
"manufacturer": "Texas Instruments",
"package": "VQFN-24-EP(4x4)",
"pin_count": 25,
"category": "Motor Driver ICs",
"subcategory": "Stepper Motor Driver",
"datasheet": "https://www.ti.com/cn/lit/gpn/drv8899-q1",
"parts": {
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"lbr": "drv8899qwrgerq1.lbr"
},
"distributor_links": {
"lcsc": "C1513001",
"digikey": "296-DRV8899QWRGERQ1TR-ND",
"mouser": "595-DRV8899QWRGERQ1"
},
"distributor_check": {
"checked_at": "2026-10-01T05:10:18Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "296-DRV8899QWRGERQ1TR-ND",
"status": "found"
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"status": "found"
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},
"pins": [
{
"number": "1",
"name": "VM",
"type": "power_in",
"description": "Motor supply voltage input, 4.5V to 45V range with bypass capacitors to system ground."
},
{
"number": "2",
"name": "PGND",
"type": "power_in",
"description": "Power supply ground, internally shorted to pin 7, connect to system ground."
},
{
"number": "3",
"name": "AOUT1",
"type": "output",
"description": "Motor winding A output 1, 1.7A peak current rating, drive stepper motor coil."
},
{
"number": "4",
"name": "AOUT2",
"type": "output",
"description": "Motor winding A output 2, 1.7A peak current rating, drive stepper motor coil."
},
{
"number": "5",
"name": "BOUT2",
"type": "output",
"description": "Motor winding B output 2, 1.7A peak current rating, drive stepper motor coil."
},
{
"number": "6",
"name": "BOUT1",
"type": "output",
"description": "Motor winding B output 1, 1.7A peak current rating, drive stepper motor coil."
},
{
"number": "7",
"name": "PGND",
"type": "power_in",
"description": "Power supply ground, internally shorted to pin 2, connect to system ground."
},
{
"number": "8",
"name": "VM",
"type": "power_in",
"description": "Motor supply voltage input, 4.5V to 45V range with bypass capacitors to system ground."
},
{
"number": "9",
"name": "GND",
"type": "power_in",
"description": "Device signal ground, 0V reference, connect to system ground plane."
},
{
"number": "10",
"name": "DVDD",
"type": "power_in",
"description": "Logic supply voltage nominally 5V from internal LDO, maximum 2mA load, bypass with 0.47µF-1µF X7R capacitor."
},
{
"number": "11",
"name": "nFAULT",
"type": "tri_state",
"description": "Fault indicator open-drain output, pulled low on fault condition with maximum 10mA sinking current, requires external pull-up."
},
{
"number": "12",
"name": "VREF",
"type": "power_in",
"description": "Current reference input voltage, 0.05V to 2.2V maximum for setting full-scale current regulation."
},
{
"number": "13",
"name": "nSCS",
"type": "input",
"description": "Serial chip select input, low level active for SPI interface control with internal pull-up to DVDD."
},
{
"number": "14",
"name": "VSDO",
"type": "power_in",
"description": "SDO output supply voltage pin, 2.9V to 5.5V range, connect to 5V or 3.3V per logic level requirement."
},
{
"number": "15",
"name": "SDO",
"type": "output",
"description": "Serial data output push-pull, 16-bit word shifted on SCLK rising edge with 30-75Ω output impedance."
},
{
"number": "16",
"name": "SDI",
"type": "input",
"description": "Serial data input, 16-bit format data captured on SCLK falling edge during SPI transactions."
},
{
"number": "17",
"name": "SCLK",
"type": "input",
"description": "Serial clock input for SPI synchronization, data captured and shifted on clock edges."
},
{
"number": "18",
"name": "STEP",
"type": "input",
"description": "Step input, rising edge advances internal indexer one step, 0-100kHz operating frequency, internal pull-down."
},
{
"number": "19",
"name": "DIR",
"type": "input",
"description": "Direction input, logic level sets step direction clockwise or counter-clockwise, internal pull-down resistor."
},
{
"number": "20",
"name": "DRVOFF",
"type": "input",
"description": "Drive output disable input, logic high disables all outputs, logic low enables motor drive, internal pull-up to DVDD."
},
{
"number": "21",
"name": "nSLEEP",
"type": "input",
"description": "Sleep mode input, logic high enables device operation, logic low enters low-power mode with 2µA typical quiescent current."
},
{
"number": "22",
"name": "CPL",
"type": "passive",
"description": "Charge pump negative switch node, connect 0.022µF X7R capacitor rated to VM between CPL and CPH."
},
{
"number": "23",
"name": "CPH",
"type": "passive",
"description": "Charge pump positive switch node, connect 0.022µF X7R capacitor rated to VM between CPH and CPL."
},
{
"number": "24",
"name": "VCP",
"type": "passive",
"description": "Charge pump output voltage typically VM+5V, connect 0.22µF 16V X7R capacitor between VCP and VM."
},
{
"number": "25",
"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 25 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint"
],
"pages_sent": 52,
"cost_usd": 0.3357,
"at": "2026-10-01T05:10:02"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/drv8899-q1",
"pages": 72,
"sha256": "956eec06f4ac7215",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-24-EP(4x4)",
"Category": "Motor Driver ICs",
"Pins": "25"
}
},
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"discovery_pitch": "DRV8899QWRGERQ1 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
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