component
DRV8703QRHBTQ1
Public Made by Adomby adom
Texas Instruments Brushed DC Motor Drivers, VQFN-32(5x5). 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": "drv8703qrhbtq1",
"title": "DRV8703QRHBTQ1",
"brief": "Texas Instruments Brushed DC Motor Drivers, VQFN-32(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"component": {
"mpn": "DRV8703QRHBTQ1",
"manufacturer": "Texas Instruments",
"package": "VQFN-32(5x5)",
"pin_count": 33,
"category": "Motor Driver ICs",
"subcategory": "Brushed DC Motor Drivers",
"datasheet": "https://www.ti.com/lit/ds/symlink/drv8703-q1.pdf",
"parts": {
"symbol": "drv8703qrhbtq1.kicad_sym",
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"mouser": "595-DRV8703QRHBTQ1"
},
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"source": "Component Ocean /api/assign-pns",
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"pn": "296-48127-2-ND",
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"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Device ground that must be connected to the system ground."
},
{
"number": "2",
"name": "IN1/PH",
"type": "input",
"description": "Input control pin whose logic function depends on the MODE pin and which has an internal pulldown resistor."
},
{
"number": "3",
"name": "IN2/EN",
"type": "input",
"description": "Input control pin whose logic function depends on the MODE pin and which has an internal pulldown resistor."
},
{
"number": "4",
"name": "SDO",
"type": "output",
"description": "SPI output that is an open-drain output requiring an external pullup resistor."
},
{
"number": "5",
"name": "nSCS",
"type": "input",
"description": "SPI chip select and enable, active low."
},
{
"number": "6",
"name": "SDI",
"type": "input",
"description": "SPI input signal with an internal pulldown resistor."
},
{
"number": "7",
"name": "SCLK",
"type": "input",
"description": "SPI clock signal with an internal pulldown resistor."
},
{
"number": "8",
"name": "nSLEEP",
"type": "input",
"description": "Pull to logic low to put the device into low-power sleep mode with the FETs in Hi-Z; has an internal pulldown resistor."
},
{
"number": "9",
"name": "nWDFLT",
"type": "output",
"description": "Watchdog fault indication pin that is pulled logic low on a watchdog fault and requires an external pullup resistor (open-drain)."
},
{
"number": "10",
"name": "nFAULT",
"type": "output",
"description": "Fault indication open-drain output that is pulled logic low when a fault condition occurs and requires an external pullup resistor."
},
{
"number": "11",
"name": "MODE",
"type": "input",
"description": "Control interface select pin latched on power-up or exit from sleep: logic low for PH/EN, high for independent half-bridge, Hi-Z for PWM."
},
{
"number": "12",
"name": "DVDD",
"type": "power_out",
"description": "Logic regulator output for the 3.3V logic supply, to be bypassed to ground with a 6.3V, 1µF ceramic capacitor."
},
{
"number": "13",
"name": "GND",
"type": "power_in",
"description": "Device ground that must be connected to the system ground."
},
{
"number": "14",
"name": "AVDD",
"type": "power_out",
"description": "5V analog supply regulator output, to be bypassed to ground with a 6.3V, 1µF ceramic capacitor."
},
{
"number": "15",
"name": "VREF",
"type": "power_in",
"description": "Current set reference input whose voltage sets the chopping current; valid range is 0.3 V to 3.6 V."
},
{
"number": "16",
"name": "SO",
"type": "output",
"description": "Shunt-amplifier output equal to SP voltage times AV plus offset, with no more than 1 nF of capacitance allowed on this pin."
},
{
"number": "17",
"name": "GND",
"type": "power_in",
"description": "Device ground that must be connected to the system ground."
},
{
"number": "18",
"name": "GH1",
"type": "output",
"description": "High-side gate drive output that connects to the high-side FET gate."
},
{
"number": "19",
"name": "SH1",
"type": "input",
"description": "High-side source connection that must be connected to the high-side FET source."
},
{
"number": "20",
"name": "GL1",
"type": "output",
"description": "Low-side gate drive output that connects to the low-side FET gate."
},
{
"number": "21",
"name": "SP",
"type": "input",
"description": "Shunt-amplifier positive input that connects to the current-sense resistor."
},
{
"number": "22",
"name": "SN",
"type": "input",
"description": "Shunt-amplifier negative input that connects to the current-sense resistor."
},
{
"number": "23",
"name": "SL2",
"type": "input",
"description": "Low-side source connection that must be connected to the low-side FET source."
},
{
"number": "24",
"name": "GL2",
"type": "output",
"description": "Low-side gate drive output that connects to the low-side FET gate."
},
{
"number": "25",
"name": "SH2",
"type": "input",
"description": "High-side source connection that must be connected to the high-side FET source."
},
{
"number": "26",
"name": "GH2",
"type": "output",
"description": "High-side gate drive output that connects to the high-side FET gate."
},
{
"number": "27",
"name": "VDRAIN",
"type": "input",
"description": "High-side FET drain connection that is common to the two H-bridges."
},
{
"number": "28",
"name": "VM",
"type": "power_in",
"description": "Motor supply input that is bypassed with a 0.1µF ceramic plus a 10µF (minimum) capacitor."
},
{
"number": "29",
"name": "VCP",
"type": "power_out",
"description": "Charge-pump output that connects to VM through a 16V, 1µF ceramic capacitor."
},
{
"number": "30",
"name": "CPH",
"type": "passive",
"description": "Charge-pump switching node that connects to CPL through a 0.1µF X7R capacitor rated for the supply voltage (VM)."
},
{
"number": "31",
"name": "CPL",
"type": "passive",
"description": "Charge-pump switching node that connects to CPH through a 0.1µF X7R capacitor rated for the supply voltage (VM)."
},
{
"number": "32",
"name": "NC",
"type": "unconnected",
"description": "No connect pin with no internal connection."
},
{
"number": "33",
"name": "PAD",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
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"factory_chain": {
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"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: Addendum lists DRV8703QRHBTQ1 as Obsolete (Call TI) in VQFN (RHB) 32-pin package, so availability sh"
],
"pages_sent": 21,
"cost_usd": 0.0388,
"at": "2026-11-05T23:28:08"
},
"datasheet": {
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"pages": 63,
"sha256": "41f247d459b34028",
"source_tier": "mfr"
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"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
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"described": 33,
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-32(5x5)",
"Category": "Motor Driver ICs",
"Pins": "33"
},
"appearance": {
"contacts": {
"quote": "SL2 23 23 I Low-side source. Connect this pin to the low-side FET source. SN 22 22 I Shunt-amplifier negative input. Connect this pin to the current-sense resistor.",
"page": 5,
"doc": "ds.pdf",
"plating": "tin"
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"name": "Power supply voltage",
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"kind": "absolute_maximum",
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"min": -0.3,
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"max": 47,
"conditions": "",
"source_page": 6,
"source": "datasheet"
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{
"name": "Internal logic regulator voltage",
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{
"name": "Shunt amplifier output pin voltage",
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{
"name": "Current Shunt Amplifier Reference Voltage",
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{
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"conditions": "Gate drivers functional",
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{
"name": "VCP operating voltage",
"symbol": "VVCP",
"kind": "electrical",
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"min": 22.5,
"typ": 23.5,
"max": 24.5,
"conditions": "VVM = 13.5 V; IVCP = 0 to 12 mA",
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},
{
"name": "Input logic-low voltage",
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"min": 0,
"typ": null,
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"conditions": "",
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