component
FT8161N
Public Made by Adomby adom
Fortior Tech(峰岹) Brushless DC (BLDC) Motor Driver, QFN-32-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"type": "component",
"slug": "ft8161n",
"title": "FT8161N",
"brief": "Fortior Tech(峰岹) Brushless DC (BLDC) Motor Driver, QFN-32-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"ft8161n",
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"component": {
"mpn": "FT8161N",
"manufacturer": "Fortior Tech(峰岹)",
"package": "QFN-32-EP(4x4)",
"pin_count": 33,
"category": "Motor Driver ICs",
"subcategory": "Brushless DC (BLDC) Motor Driver",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590902967249944576",
"parts": {
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"model_3d_step": "ft8161n-etched.step",
"model_3d_step_plain": "ft8161n.step",
"lbr": "ft8161n.lbr"
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"source": "Component Ocean /api/assign-pns",
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"status": "no match"
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"pins": [
{
"number": "1",
"name": "A0M",
"type": "input",
"description": "Negative input of AMP0 (current-sense amplifier channel 0)."
},
{
"number": "2",
"name": "VREF",
"type": "power_in",
"description": "ADC reference voltage output that needs an external 1 µF or larger capacitor to ground, used only for internal digital and analog circuits and not to supply external circuits."
},
{
"number": "3",
"name": "EU/HUP",
"type": "input",
"description": "Phase U back-EMF divider input in sensorless mode, and positive input of the phase U differential Hall signal or switch-Hall input in sensored mode."
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{
"number": "4",
"name": "A1M/HUM",
"type": "input",
"description": "Negative input of AMP1, and negative input of the phase U differential Hall signal."
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{
"number": "5",
"name": "A1P/HVP",
"type": "input",
"description": "Positive input of AMP1, and positive input of the phase V differential Hall signal."
},
{
"number": "6",
"name": "EV/HVM",
"type": "input",
"description": "Phase V back-EMF divider input in sensorless mode, and negative input of the phase V differential Hall signal or switch-Hall input in sensored mode."
},
{
"number": "7",
"name": "EW/HWM",
"type": "input",
"description": "Phase W back-EMF divider input in sensorless mode, and negative input of the phase W differential Hall signal or switch-Hall input in sensored mode."
},
{
"number": "8",
"name": "A2P/HWP",
"type": "input",
"description": "Positive input of AMP2, and positive input of the phase W differential Hall signal."
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{
"number": "9",
"name": "A2M",
"type": "input",
"description": "Negative input of AMP2."
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{
"number": "10",
"name": "VBUS",
"type": "power_in",
"description": "DC bus voltage input after resistor divider."
},
{
"number": "11",
"name": "DIR",
"type": "input",
"description": "Motor direction control with internal pull-up (default high): high gives forward rotation with output phase sequence U-->V-->W, low gives reverse rotation with sequence U-->W-->V."
},
{
"number": "12",
"name": "SPEED/SCL",
"type": "bidirectional",
"description": "Digital PWM speed-control input (PWM frequency range 100 Hz to 100 kHz), which becomes the I2C clock line (SCL) in I2C speed-control mode."
},
{
"number": "13",
"name": "FG/RD_SDA",
"type": "bidirectional",
"description": "Open-drain speed-feedback (FG) or fault-indication (RD, output high in fault state) output, which becomes the open-drain I2C data line (SDA) in I2C mode."
},
{
"number": "14",
"name": "VSS",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "15",
"name": "LU",
"type": "output",
"description": "6N pre-driver PWM output for the U-phase low-side power switch."
},
{
"number": "16",
"name": "LV",
"type": "output",
"description": "6N pre-driver PWM output for the V-phase low-side power switch."
},
{
"number": "17",
"name": "LW",
"type": "output",
"description": "6N pre-driver PWM output for the W-phase low-side power switch."
},
{
"number": "18",
"name": "VSU",
"type": "power_in",
"description": "6N pre-driver U-phase input used as the ground reference for the U-phase high-side bootstrap."
},
{
"number": "19",
"name": "HU",
"type": "output",
"description": "6N pre-driver PWM output for the U-phase high-side power switch."
},
{
"number": "20",
"name": "VBU",
"type": "power_in",
"description": "U-phase high-side bootstrap supply; VBU relative to VSU is specified at a maximum of 18 V."
},
{
"number": "21",
"name": "VSV",
"type": "power_in",
"description": "6N pre-driver V-phase input used as the ground reference for the V-phase high-side bootstrap."
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{
"number": "22",
"name": "HV",
"type": "output",
"description": "6N pre-driver PWM output for the V-phase high-side power switch."
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{
"number": "23",
"name": "VBV",
"type": "power_in",
"description": "V-phase high-side bootstrap supply; VBV relative to VSV is specified at a maximum of 18 V."
},
{
"number": "24",
"name": "VSW",
"type": "power_in",
"description": "6N pre-driver W-phase input used as the ground reference for the W-phase high-side bootstrap."
},
{
"number": "25",
"name": "HW",
"type": "output",
"description": "6N pre-driver PWM output for the W-phase high-side power switch."
},
{
"number": "26",
"name": "VBW",
"type": "power_in",
"description": "W-phase high-side bootstrap supply; VBW relative to VSW is specified at a maximum of 18 V."
},
{
"number": "27",
"name": "VDRV",
"type": "power_in",
"description": "6N pre-driver supply, 7 V to 18 V, decoupled with an external 1 µF to 10 µF capacitor."
},
{
"number": "28",
"name": "VCC",
"type": "power_in",
"description": "Power supply input, 7 V to 18 V."
},
{
"number": "29",
"name": "ASPEED",
"type": "input",
"description": "Analog voltage speed-control input, valid over 0 V to VDD5."
},
{
"number": "30",
"name": "VDD5",
"type": "power_out",
"description": "5 V LDO output with an operating voltage range of 3 V to 5.5 V."
},
{
"number": "31",
"name": "ICP",
"type": "input",
"description": "Overcurrent detection analog input used for current limiting in sensored SVPWM mode."
},
{
"number": "32",
"name": "A0P",
"type": "input",
"description": "Positive input of AMP0."
},
{
"number": "33",
"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-haiku-5-5",
"primary_mode": "text",
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"guards": "pin_guards 0.1: passed",
"guard_notes": [
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"exposed pad 33 added from the footprint"
],
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"cost_usd": 0.089,
"at": "2026-10-20T03:50:53"
},
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"Manufacturer": "Fortior Tech(峰岹)",
"Package": "QFN-32-EP(4x4)",
"Category": "Motor Driver ICs",
"Pins": "33"
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{
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{
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{
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{
"name": "VOH DRV 高电平输出电压",
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{
"name": "IOH DRV 高电平输出短路脉冲电流",
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{
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{
"name": "VDRV 欠压保护开启电压",
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{
"name": "VDRV 欠压保护关断电压",
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{
"name": "VDRV 欠压保护迟滞电压",
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{
"name": "输出上升时间",
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{
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{
"name": "ASPEED 调速输入电压范围",
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{
"name": "θJA 结温相对环境温度热阻 (JEDEC 2S2P PCB)",
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