component
DRV8323RSRGZT
Public Made by Adomby adom
Texas Instruments Brushless DC (BLDC) Motor Driver, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"type": "component",
"slug": "drv8323rsrgzt",
"title": "DRV8323RSRGZT",
"brief": "Texas Instruments Brushless DC (BLDC) Motor Driver, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
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"motor driver ics",
"drv8323rsrgzt",
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],
"component": {
"mpn": "DRV8323RSRGZT",
"manufacturer": "Texas Instruments",
"package": "VQFN-48-EP(7x7)",
"pin_count": 49,
"category": "Motor Driver ICs",
"subcategory": "Brushless DC (BLDC) Motor Driver",
"datasheet": "https://www.ti.com/cn/lit/gpn/drv8323r",
"parts": {
"symbol": "drv8323rsrgzt.kicad_sym",
"footprint": "drv8323rsrgzt.kicad_mod",
"model_3d": "drv8323rsrgzt-hero.glb",
"model_3d_plain": "drv8323rsrgzt.glb",
"model_3d_step": "drv8323rsrgzt-etched.step",
"model_3d_step_plain": "drv8323rsrgzt.step",
"lbr": "drv8323rsrgzt.lbr"
},
"distributor_links": {
"lcsc": "C2653553",
"digikey": "296-46943-2-ND",
"mouser": "595-DRV8323RSRGZT"
},
"distributor_check": {
"checked_at": "2026-10-06T02:41:17Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-46943-2-ND",
"status": "found"
},
"mouser": {
"pn": "595-DRV8323RSRGZT",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "FB",
"type": "input",
"description": "Buck regulator feedback input for setting output voltage with external resistor divider."
},
{
"number": "2",
"name": "PGND",
"type": "power_in",
"description": "Device power ground and return path for low-side MOSFET gate drive current; must be connected externally to AGND and BGND."
},
{
"number": "3",
"name": "CPL",
"type": "power_in",
"description": "Charge pump switch node; connect X5R/X7R 47nF VM-rated capacitor between CPL and CPH."
},
{
"number": "4",
"name": "CPH",
"type": "power_in",
"description": "Charge pump switch node; connect X5R/X7R 47nF VM-rated capacitor between CPH and CPL."
},
{
"number": "5",
"name": "VCP",
"type": "power_in",
"description": "Charge pump output voltage; connect X5R/X7R 1µF 25V capacitor between VCP and VM."
},
{
"number": "6",
"name": "VM",
"type": "power_in",
"description": "Gate driver power supply input for motor power and VDRAIN connection; connect 0.1µF/≥10µF VM-rated capacitor to PGND."
},
{
"number": "7",
"name": "VDRAIN",
"type": "input",
"description": "High-side MOSFET drain sense input for VDS monitor at common drain point."
},
{
"number": "8",
"name": "GHA",
"type": "output",
"description": "High-side gate driver output A for N-channel MOSFET gate connection."
},
{
"number": "9",
"name": "SHA",
"type": "bidirectional",
"description": "High-side source pin connected to high-side MOSFET source; VDS monitor input and gate driver sink current output."
},
{
"number": "10",
"name": "GLA",
"type": "output",
"description": "Low-side gate driver output A for N-channel MOSFET gate connection."
},
{
"number": "11",
"name": "SPA",
"type": "input",
"description": "Low-side shunt amplifier input monitoring MOSFET source; connect to source and current sense resistor high side."
},
{
"number": "12",
"name": "SNA",
"type": "input",
"description": "Current sense amplifier A input at low side of sense resistor; connect to PGND if CSA unused."
},
{
"number": "13",
"name": "SNB",
"type": "input",
"description": "Current sense amplifier B input at low side of sense resistor; connect to PGND if CSA unused."
},
{
"number": "14",
"name": "SPB",
"type": "input",
"description": "Low-side shunt amplifier B input monitoring MOSFET source; connect to source and current sense resistor high side."
},
{
"number": "15",
"name": "GLB",
"type": "output",
"description": "Low-side gate driver output B for N-channel MOSFET gate connection."
},
{
"number": "16",
"name": "SHB",
"type": "bidirectional",
"description": "High-side source pin B connected to high-side MOSFET source; VDS monitor input and gate driver sink current output."
},
{
"number": "17",
"name": "GHB",
"type": "output",
"description": "High-side gate driver output B for N-channel MOSFET gate connection."
},
{
"number": "18",
"name": "GHC",
"type": "output",
"description": "High-side gate driver output C for N-channel MOSFET gate connection."
},
{
"number": "19",
"name": "SHC",
"type": "bidirectional",
"description": "High-side source pin C connected to high-side MOSFET source; VDS monitor input and gate driver sink current output."
},
{
"number": "20",
"name": "GLC",
"type": "output",
"description": "Low-side gate driver output C for N-channel MOSFET gate connection."
},
{
"number": "21",
"name": "SPC",
"type": "input",
"description": "Low-side shunt amplifier C input monitoring MOSFET source; connect to source and current sense resistor high side."
},
{
"number": "22",
"name": "SNC",
"type": "input",
"description": "Current sense amplifier C input at low side of sense resistor; connect to PGND if CSA unused."
},
{
"number": "23",
"name": "SOC",
"type": "output",
"description": "Current sense amplifier C output for current measurement; leave open if CSA unused."
},
{
"number": "24",
"name": "SOB",
"type": "output",
"description": "Current sense amplifier B output for current measurement; leave open if CSA unused."
},
{
"number": "25",
"name": "SOA",
"type": "output",
"description": "Current sense amplifier A output for current measurement; leave open if CSA unused."
},
{
"number": "26",
"name": "VREF",
"type": "power_in",
"description": "Current sense amplifier power supply and reference voltage; connect X5R/X7R 0.1µF 6.3V capacitor to AGND."
},
{
"number": "27",
"name": "DGND",
"type": "power_in",
"description": "Device digital ground connected to system ground."
},
{
"number": "28",
"name": "nFAULT",
"type": "tri_state",
"description": "Fault indicator open-drain output pulled low during fault; requires external pull-up resistor."
},
{
"number": "29",
"name": "SDO",
"type": "tri_state",
"description": "Serial data output open-drain on SCLK rising edge; requires external pull-up resistor for SPI interface."
},
{
"number": "30",
"name": "SDI",
"type": "input",
"description": "Serial data input captured on SCLK falling edge for SPI interface."
},
{
"number": "31",
"name": "SCLK",
"type": "input",
"description": "Serial clock input for SPI data capture on rising/falling edges."
},
{
"number": "32",
"name": "nSCS",
"type": "input",
"description": "Serial chip select input; logic low enables SPI communication."
},
{
"number": "33",
"name": "ENABLE",
"type": "input",
"description": "Gate driver enable input; logic low enters sleep mode; 8-40µs low pulse resets faults without sleep."
},
{
"number": "34",
"name": "CAL",
"type": "input",
"description": "Amplifier calibration input; set high to short amplifier inputs and perform automatic offset voltage calibration."
},
{
"number": "35",
"name": "AGND",
"type": "power_in",
"description": "Device analog ground connected to system ground; must be externally connected to BGND and PGND."
},
{
"number": "36",
"name": "DVDD",
"type": "power_in",
"description": "3.3V internal regulator output with 30mA available; connect X5R/X7R 1µF 6.3V capacitor to AGND."
},
{
"number": "37",
"name": "INHA",
"type": "input",
"description": "High-side gate driver control input A for 6x PWM mode."
},
{
"number": "38",
"name": "INLA",
"type": "input",
"description": "Low-side gate driver control input A for 6x PWM mode."
},
{
"number": "39",
"name": "INHB",
"type": "input",
"description": "High-side gate driver control input B for 6x PWM mode."
},
{
"number": "40",
"name": "INLB",
"type": "input",
"description": "Low-side gate driver control input B for 6x PWM mode."
},
{
"number": "41",
"name": "INHC",
"type": "input",
"description": "High-side gate driver control input C for 6x PWM mode."
},
{
"number": "42",
"name": "INLC",
"type": "input",
"description": "Low-side gate driver control input C for 6x PWM mode."
},
{
"number": "43",
"name": "BGND",
"type": "power_in",
"description": "Buck regulator ground connected to system ground; must be externally connected to AGND and PGND."
},
{
"number": "44",
"name": "CB",
"type": "power_in",
"description": "Buck regulator bootstrap capacitor input; connect X5R/X7R 0.1µF 16V capacitor between CB and SW."
},
{
"number": "45",
"name": "SW",
"type": "output",
"description": "Buck regulator switch node connected to inductor, diode, and CB bootstrap capacitor."
},
{
"number": "46",
"name": "NC",
"type": "unconnected",
"description": "No internal connection; pin may be left floating or connected to system ground."
},
{
"number": "47",
"name": "VIN",
"type": "power_in",
"description": "Buck regulator power supply input; connect X5R/X7R VM-rated capacitor between VIN and BGND."
},
{
"number": "48",
"name": "nSHDN",
"type": "input",
"description": "Buck regulator shutdown input; pull below 1.25V to disable, leave floating to enable; high-voltage tolerant with internal pull-up."
},
{
"number": "49",
"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-4-5-20251001",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: SHA, SHB, SHC pins are bidirectional (gate driver output with sink current and VDS monitor input); v; SW pin is buck regulator switching output; verify if classification as standard output or tri_state ",
"exposed pad 49 added from the footprint"
],
"pages_sent": 57,
"cost_usd": 0.5251,
"at": "2026-10-06T02:41:00"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/drv8323r",
"pages": 98,
"sha256": "9c4eee0ec7239000",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 49,
"described": 49,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
}
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-48-EP(7x7)",
"Category": "Motor Driver ICs",
"Pins": "49"
}
},
"variants": [],
"sections": [
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"discovery_triggers": [
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"discovery_pitch": "DRV8323RSRGZT (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
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