MP2615CGQ-Z

{
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  "slug": "mp2615cgq-z",
  "title": "MP2615CGQ-Z",
  "brief": "MONOLITHIC POWER SYSTEMS Battery Management, QFN-16(3x3). 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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    "power management (pmic)",
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  "component": {
    "mpn": "MP2615CGQ-Z",
    "manufacturer": "MONOLITHIC POWER SYSTEMS",
    "package": "QFN-16(3x3)",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590906419489292288",
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    "distributor_links": {
      "lcsc": "C3682041"
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    "distributor_check": {
      "checked_at": "2026-10-18T15:35:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "output",
        "description": "Switch output (buck converter switching node, connected to the inductor)."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply voltage; the datasheet recommends 4.75V to 18V operating input voltage."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_out",
        "description": "Coarse regulator output internally generated at 4.5V; bypass with a 1µF capacitor to AGND and do not connect any external load to it."
      },
      {
        "number": "4",
        "name": "CELL",
        "type": "input",
        "description": "Command input for the number of Li-ion cells: connect to VCC for single-cell, float or short to AGND for dual-cell."
      },
      {
        "number": "5",
        "name": "SEL",
        "type": "input",
        "description": "Input for setting terminal battery voltage: low or floating gives 4.2V/cell, high gives 4.1V/cell."
      },
      {
        "number": "6",
        "name": "EN",
        "type": "input",
        "description": "On/off control input pulled to GND through a 1MΩ internal resistor; a 100kΩ resistor in series with the EN pin is recommended."
      },
      {
        "number": "7",
        "name": "N/C",
        "type": "unconnected",
        "description": "No connection; leave this pin floating."
      },
      {
        "number": "8",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground; connect AGND and PGND at a single point per the PCB layout guidelines."
      },
      {
        "number": "9",
        "name": "BATT",
        "type": "power_out",
        "description": "Positive battery terminal, connected to the battery and the charge current-sense resistor."
      },
      {
        "number": "10",
        "name": "CSP",
        "type": "input",
        "description": "Battery current-sense positive input; connect a resistor (RS1) between CSP and BATT."
      },
      {
        "number": "11",
        "name": "CHGOK",
        "type": "output",
        "description": "Charging completion indicator, logic low while charging; becomes an open-drain output once charge is completed or suspended."
      },
      {
        "number": "12",
        "name": "ACOK",
        "type": "output",
        "description": "Valid input supply indicator, open-drain; a logic low indicates a valid input power supply is present."
      },
      {
        "number": "13",
        "name": "NTC",
        "type": "input",
        "description": "Thermistor input; connect a resistor from this pin to VCC and the thermistor from this pin to ground."
      },
      {
        "number": "14",
        "name": "TMR",
        "type": "passive",
        "description": "Internal safety timer control; connect a capacitor from this pin to AGND to set the timer, or connect directly to AGND to disable the timer."
      },
      {
        "number": "15",
        "name": "BST",
        "type": "passive",
        "description": "Bootstrap pin; a capacitor connected between SW and BST forms a floating supply for the high-side power switch driver."
      },
      {
        "number": "16",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
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        "primary_model": "claude-haiku-5-5",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The top-view pin map on page 2 is garbled in the text extraction, so pin numbers were taken from the; The QFN package has an exposed thermal pad, but the datasheet does not list it as a numbered pin. It; KiCad types for VCC (power_out), BATT (power_out), BST and TMR (passive), and CSP/NTC/CELL/SEL/EN (i",
          "exposed pad 17 added from the footprint"
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        "at": "2026-10-18T15:35:31"
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      "pins": {
        "total": 17,
        "described": 17,
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  "metadata": {
    "specs": {
      "Manufacturer": "MONOLITHIC POWER SYSTEMS",
      "Package": "QFN-16(3x3)",
      "Category": "Power Management (PMIC)",
      "Pins": "17"
    },
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          "name": "Input voltage",
          "symbol": "VIN",
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          "min": 4.5,
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          "max": 18,
          "conditions": "VCELL = 4V",
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        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "electrical",
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        {
          "name": "Under-voltage lockout rising threshold",
          "symbol": "VUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 3.55,
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        {
          "name": "Terminal battery voltage",
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          "kind": "electrical",
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          "min": 4.168,
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          "max": 4.231,
          "conditions": "VSEL = 0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Terminal battery voltage",
          "symbol": "VBATT_FULL",
          "kind": "electrical",
          "unit": "V/cell",
          "min": 4.069,
          "typ": 4.1,
          "max": 4.131,
          "conditions": "VSEL = 4V",
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        {
          "name": "Battery over-voltage threshold",
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          "kind": "electrical",
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        {
          "name": "Battery over-voltage threshold",
          "symbol": "VBOVP",
          "kind": "electrical",
          "unit": "V",
          "min": 8.14,
          "typ": 8.51,
          "max": 8.88,
          "conditions": "VCELL = 0V, VSEL = 4V",
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        },
        {
          "name": "Battery over-voltage threshold",
          "symbol": "VBOVP",
          "kind": "electrical",
          "unit": "V",
          "min": 4.17,
          "typ": 4.36,
          "max": 4.54,
          "conditions": "VCELL = 4V, VSEL = 0V",
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        },
        {
          "name": "Battery over-voltage threshold",
          "symbol": "VBOVP",
          "kind": "electrical",
          "unit": "V",
          "min": 4.07,
          "typ": 4.26,
          "max": 4.44,
          "conditions": "VCELL = 4V, VSEL = 4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Constant current charge current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "A",
          "min": 1.9,
          "typ": 2.1,
          "max": 2.3,
          "conditions": "RS1 = 25mΩ",
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        {
          "name": "Trickle charge current",
          "symbol": "ITC",
          "kind": "electrical",
          "unit": "% of ICC",
          "min": 5,
          "typ": 10,
          "max": 15,
          "conditions": "",
          "source_page": 5,
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        {
          "name": "Termination current threshold",
          "symbol": "IBF",
          "kind": "electrical",
          "unit": "% of ICC",
          "min": 5,
          "typ": 10,
          "max": 15,
          "conditions": "",
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        {
          "name": "Maximum current-sense voltage (CSP to BATT)",
          "symbol": "VSENSE",
          "kind": "electrical",
          "unit": "mV",
          "min": 47.5,
          "typ": 52.5,
          "max": 57.5,
          "conditions": "",
          "source_page": 6,
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        {
          "name": "VCC output voltage",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 4.2,
          "typ": 4.5,
          "max": 4.75,
          "conditions": "",
          "source_page": 6,
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        {
          "name": "EN input high voltage",
          "symbol": "EN",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": null,
          "max": null,
          "conditions": "",
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        {
          "name": "NTC cold temp rising threshold",
          "symbol": "VCOLD",
          "kind": "electrical",
          "unit": "% of VCC",
          "min": 72,
          "typ": 73.3,
          "max": 74.6,
          "conditions": "RNTC = NCP18X103, 0°C",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "NTC hot temp falling threshold",
          "symbol": "VHOT",
          "kind": "electrical",
          "unit": "% of VCC",
          "min": 28,
          "typ": 29.3,
          "max": 30.6,
          "conditions": "RNTC = NCP18X103, 50°C",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Switch node voltage",
          "symbol": "VSW",
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          "conditions": "",
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          "name": "Input voltage, ACOK and CHGOK pins (VIN)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
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          "conditions": "",
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          "min": -0.3,
          "typ": null,
          "max": 12,
          "conditions": "",
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          "name": "Current-sense positive pin voltage",
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          "conditions": "",
          "source_page": 4,
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        {
          "name": "All other pins voltage",
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          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Junction temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Continuous power dissipation",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Operating temperature",
          "symbol": "",
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          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.75,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "Battery voltage",
          "symbol": "VBATT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 8.4,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Operating junction temperature",
          "symbol": "TJ",
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          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
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        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "Measured on JESD51-7, 4-layer PCB",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case thermal resistance",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "Measured on JESD51-7, 4-layer PCB",
          "source_page": 4,
          "source": "datasheet"
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