NCP81610AMNTXG

{
  "slug": "ncp81610amntxg",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi AC-DC Controllers And Regulators, QFN-40(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ncp81610amntxg",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
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    "ncp81610amntxg.lbr",
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    "docs/ncp81610amntxg-datasheet.pdf",
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  "component": {
    "mpn": "NCP81610AMNTXG",
    "manufacturer": "onsemi",
    "package": "QFN-40(5x5)",
    "pin_count": 41,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589989926411399168",
    "parts": {
      "symbol": "ncp81610amntxg.kicad_sym",
      "footprint": "ncp81610amntxg.kicad_mod",
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      "model_3d_step": "ncp81610amntxg-etched.step",
      "model_3d_step_plain": "ncp81610amntxg.step",
      "lbr": "ncp81610amntxg.lbr"
    },
    "distributor_links": {
      "lcsc": "C895769",
      "digikey": "488-NCP81610AMNTXGTR-ND",
      "mouser": "863-NCP81610AMNTXG"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T07:52:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "488-NCP81610AMNTXGTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "863-NCP81610AMNTXG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REFIN",
        "type": "input",
        "description": "Reference voltage input for output voltage regulation, set by the PWM_VID interface."
      },
      {
        "number": "2",
        "name": "VREF",
        "type": "power_in",
        "description": "2.0 V reference voltage output; a 10 nF ceramic capacitor is required from this pin to ground."
      },
      {
        "number": "3",
        "name": "VRMP",
        "type": "input",
        "description": "Feed-forward input of VIN for ramp slope compensation; rising UVLO threshold is 2.8 V."
      },
      {
        "number": "4",
        "name": "PWM8/SS",
        "type": "bidirectional",
        "description": "PWM 8 output and soft-start setting; during startup a resistor to ground programs the soft-start time."
      },
      {
        "number": "5",
        "name": "PWM7/I2C",
        "type": "bidirectional",
        "description": "PWM 7 output and I2C address; during startup a resistor to ground programs the I2C address."
      },
      {
        "number": "6",
        "name": "PWM6/LPC1",
        "type": "bidirectional",
        "description": "PWM 6 output and low phase count 1; during startup a resistor to ground programs the warm boot-up power zone (PSI set low)."
      },
      {
        "number": "7",
        "name": "PWM5/LPC2",
        "type": "bidirectional",
        "description": "PWM 5 output and low phase count 2; during startup a resistor to ground programs the cold boot-up power zone (PSI set low)."
      },
      {
        "number": "8",
        "name": "PWM4/PHTH1",
        "type": "bidirectional",
        "description": "PWM 4 output and phase shedding threshold 1; during startup a resistor to ground programs the threshold (PSI set to mid state)."
      },
      {
        "number": "9",
        "name": "PWM3/PHTH2",
        "type": "bidirectional",
        "description": "PWM 3 output and phase shedding threshold 2; during startup a resistor to ground programs the threshold (PSI set to mid state)."
      },
      {
        "number": "10",
        "name": "PWM2/PHTH3",
        "type": "bidirectional",
        "description": "PWM 2 output and phase shedding threshold 3; during startup a resistor to ground programs the threshold (PSI set to mid state)."
      },
      {
        "number": "11",
        "name": "PWM1/PHTH4",
        "type": "bidirectional",
        "description": "PWM 1 output and phase shedding threshold 4; during startup a resistor to ground programs the threshold (PSI set to mid state)."
      },
      {
        "number": "12",
        "name": "DRON",
        "type": "bidirectional",
        "description": "Bidirectional gate driver enable for external drivers."
      },
      {
        "number": "13",
        "name": "CSP8",
        "type": "input",
        "description": "Non-inverting input to current balance sense amplifier for phase 8; a pull-up to VCC with a 2 k resistor disables the PWM8 output."
      },
      {
        "number": "14",
        "name": "CSP7",
        "type": "input",
        "description": "Non-inverting input to current balance sense amplifier for phase 7; a pull-up to VCC with a 2 k resistor disables the PWM7 output."
      },
      {
        "number": "15",
        "name": "CSP6",
        "type": "input",
        "description": "Non-inverting input to current balance sense amplifier for phase 6; a pull-up to VCC with a 2 k resistor disables the PWM6 output."
      },
      {
        "number": "16",
        "name": "CSP5",
        "type": "input",
        "description": "Non-inverting input to current balance sense amplifier for phase 5; a pull-up to VCC with a 2 k resistor disables the PWM5 output."
      },
      {
        "number": "17",
        "name": "CSP4",
        "type": "input",
        "description": "Non-inverting input to current balance sense amplifier for phase 4; a pull-up to VCC with a 2 k resistor disables the PWM4 output."
      },
      {
        "number": "18",
        "name": "CSP3",
        "type": "input",
        "description": "Non-inverting input to current balance sense amplifier for phase 3; a pull-up to VCC with a 2 k resistor disables the PWM3 output."
      },
      {
        "number": "19",
        "name": "CSP2",
        "type": "input",
        "description": "Non-inverting input to current balance sense amplifier for phase 2; a pull-up to VCC with a 2 k resistor disables the PWM2 output."
      },
      {
        "number": "20",
        "name": "CSP1",
        "type": "input",
        "description": "Non-inverting input to current balance sense amplifier for phase 1; a pull-up to VCC with a 2 k resistor disables the PWM1 output."
      },
      {
        "number": "21",
        "name": "CSREF",
        "type": "input",
        "description": "Total output current sense amplifier reference voltage input."
      },
      {
        "number": "22",
        "name": "CSSUM",
        "type": "input",
        "description": "Inverting input of the total current sense amplifier."
      },
      {
        "number": "23",
        "name": "CSCOMP",
        "type": "output",
        "description": "Output of the total current sense amplifier."
      },
      {
        "number": "24",
        "name": "ILIM",
        "type": "bidirectional",
        "description": "Over current limit (OCL) threshold setting input; the threshold is set by a shunt resistor to ground."
      },
      {
        "number": "25",
        "name": "IOUT",
        "type": "output",
        "description": "Total output current; a resistor to GND is required to give a 2 V drop at the maximum output current."
      },
      {
        "number": "26",
        "name": "TMON",
        "type": "input",
        "description": "DRMOS temperature monitoring input; linear range 0.6 V to 1.9 V with default latch threshold 2.0 V."
      },
      {
        "number": "27",
        "name": "FSW",
        "type": "input",
        "description": "A resistor to ground from this pin sets the regulator operating frequency."
      },
      {
        "number": "28",
        "name": "DIFF",
        "type": "output",
        "description": "Output of the regulator's differential remote sense amplifier."
      },
      {
        "number": "29",
        "name": "FB",
        "type": "input",
        "description": "Error amplifier inverting (feedback) input."
      },
      {
        "number": "30",
        "name": "COMP",
        "type": "output",
        "description": "Output of the error amplifier and the inverting input of the PWM comparator."
      },
      {
        "number": "31",
        "name": "VSP",
        "type": "input",
        "description": "Differential output voltage sense positive terminal."
      },
      {
        "number": "32",
        "name": "VSN",
        "type": "input",
        "description": "Differential output voltage sense negative terminal."
      },
      {
        "number": "33",
        "name": "VCC",
        "type": "power_in",
        "description": "Power for the internal control circuits (4.6 V to 5.4 V supply); a 1 µF decoupling capacitor is required from this pin to ground."
      },
      {
        "number": "34",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial data bi-directional pin; requires a pull-up resistor to VCC."
      },
      {
        "number": "35",
        "name": "SCL",
        "type": "input",
        "description": "Serial bus clock pin; requires a pull-up resistor to VCC."
      },
      {
        "number": "36",
        "name": "EN",
        "type": "input",
        "description": "Logic input: logic high enables the regulator output, logic low disables the regulator output."
      },
      {
        "number": "37",
        "name": "PSI",
        "type": "input",
        "description": "Power Saving Interface control pin; can be set low, high or left floating."
      },
      {
        "number": "38",
        "name": "PGOOD",
        "type": "output",
        "description": "Open-drain power good indicator output."
      },
      {
        "number": "39",
        "name": "PWM_VID",
        "type": "input",
        "description": "PWM_VID buffer input."
      },
      {
        "number": "40",
        "name": "VID_BUFF",
        "type": "output",
        "description": "PWM_VID pulse output from the internal buffer."
      },
      {
        "number": "41",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground and thermal pad, connected to system ground."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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: The MPN given is NCP81610AMNTXG, but the datasheet ordering table lists only NCP81610MNTXG (QFN40, P; VCC (pin 33) is listed as type 'I' in the datasheet pin table. It is mapped to power_in because it i; Pin 41 is shown as the exposed thermal pad in the package drawing and is named AGND in the pin table"
        ],
        "pages_sent": 12,
        "cost_usd": 0.1002,
        "at": "2026-10-17T07:51:50"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589989926411399168",
        "pages": 32,
        "sha256": "3c6042892fdc6ff9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 41,
        "described": 41,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
    },
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        "checked": "2026-10-17",
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}