MP28167GQ-Z

{
  "schema_version": 1,
  "type": "component",
  "slug": "mp28167gq-z",
  "title": "MP28167GQ-Z",
  "brief": "Monolithic Power Systems DC-DC Converters, 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",
  "tags": [
    "component",
    "power management (pmic)",
    "mp28167gq-z",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MP28167GQ-Z",
    "manufacturer": "Monolithic Power Systems",
    "package": "QFN-16(3x3)",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919898886320128",
    "parts": {
      "symbol": "mp28167gq-z.kicad_sym",
      "footprint": "mp28167gq-z.kicad_mod",
      "model_3d": "mp28167gq-z-hero.glb",
      "model_3d_plain": "mp28167gq-z-etched.glb",
      "model_3d_step": "mp28167gq-z-etched.step",
      "model_3d_step_plain": "mp28167gq-z.step",
      "lbr": "mp28167gq-z.lbr"
    },
    "distributor_links": {
      "lcsc": "C2912962",
      "digikey": "1589-MP28167GQ-ZTR-ND",
      "mouser": "946-MP28167GQ-Z"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:57:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1589-MP28167GQ-ZTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "946-MP28167GQ-Z",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Supply voltage and drain of the internal power device that powers the whole chip; operates from 2.8V to 22V, and a input capacitor CIN must be placed as close to the IC as possible to limit voltage spikes."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground and reference ground of the regulated output voltage, requiring copper traces and vias for connection and extra care in PCB layout."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "On/off control for the entire chip: drive high to turn on, drive low or float to turn off; EN has an internal 2MΩ pull-down resistor to ground."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet states this pin should be connected to GND."
      },
      {
        "number": "5",
        "name": "RSV1",
        "type": "passive",
        "description": "Reserved pin that cannot be floated and can be tied to GND or VCC."
      },
      {
        "number": "6",
        "name": "RSV2",
        "type": "passive",
        "description": "Reserved pin that cannot be floated and can be tied to GND or VCC."
      },
      {
        "number": "7",
        "name": "OC",
        "type": "input",
        "description": "Output constant current limit set pin, where the current-limit resistor R_OC sets the I_LIMIT value per Equation (1) and Table 1."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet states this pin should be connected to GND."
      },
      {
        "number": "9",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal 3.65V LDO regulator output that must be decoupled with a 1µF capacitor."
      },
      {
        "number": "10",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground that must be connected to GND."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground and reference ground of the regulated output voltage, requiring copper traces and vias for connection and extra care in PCB layout."
      },
      {
        "number": "12",
        "name": "OUT",
        "type": "power_out",
        "description": "Output power pin, where the output capacitor must be placed close to OUT and GND; the regulated output is fixed at 5V and absolute OVP trips at 23V."
      },
      {
        "number": "13",
        "name": "BST2",
        "type": "passive",
        "description": "Bootstrap pin; a 0.1µF capacitor is connected between SW2 and BST2 to form a floating supply for the high-side switch driver."
      },
      {
        "number": "14",
        "name": "SW2",
        "type": "passive",
        "description": "Switching node of the second half-bridge, where one end of the inductor connects to carry the bridge current."
      },
      {
        "number": "15",
        "name": "SW1",
        "type": "passive",
        "description": "Switching node of the first half-bridge, where one end of the inductor connects to carry the bridge current."
      },
      {
        "number": "16",
        "name": "BST1",
        "type": "passive",
        "description": "Bootstrap pin; a 0.1µF capacitor is connected between SW1 and BST1 to form a floating supply for the high-side switch driver."
      },
      {
        "number": "17",
        "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-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: NC pins are typed unconnected per KiCad, but the datasheet says they should be tied to GND; confirm ; RSV1/RSV2 are typed passive; the datasheet only says they cannot float and may be tied to GND or VCC; OUT is typed power_out as the regulated 5V output; the 23V figure is the absolute OVP threshold from",
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0912,
        "at": "2026-10-18T03:55:35"
      },
      "datasheet": {
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        "pages": 19,
        "sha256": "bdc319967e4eae84",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mp28167gq-z-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Monolithic Power Systems",
      "Package": "QFN-16(3x3)",
      "Category": "Power Management (PMIC)",
      "Pins": "17"
    },
    "appearance": {
      "contacts": {
        "quote": "close to the IC’s VIN-to-GND and OUT-to￾GND pins, respectively. 2. Use a large copper plane for PGND. Add",
        "page": 17,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "bdc319967e4eae840ff03e01cefa64930dae3727e032d6dd79c7e47eec960002"
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    "characteristics": {
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          "name": "Supply voltage (VIN, VOUT)",
          "symbol": "VIN, VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 24,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Switch node voltage VSW1, SW2",
          "symbol": "VSW1, SW2",
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          "min": -0.3,
          "typ": null,
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        },
        {
          "name": "Switch node voltage VSW1, SW2 (transient)",
          "symbol": "VSW1, SW2",
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          "unit": "V",
          "min": -7,
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          "conditions": "<10ns",
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        {
          "name": "Switch node voltage VSW1, SW2 (transient)",
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        {
          "name": "VEN",
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        },
        {
          "name": "Continuous power dissipation",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 4.8,
          "conditions": "TA = +25°C",
          "source_page": 4,
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        },
        {
          "name": "Junction temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": null,
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        {
          "name": "Storage temperature",
          "symbol": "",
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          "unit": "C",
          "min": -65,
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        },
        {
          "name": "Operation input voltage range",
          "symbol": "",
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          "min": 2.8,
          "typ": null,
          "max": 22,
          "conditions": "",
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        },
        {
          "name": "Output current",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "3A continuous current",
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        },
        {
          "name": "Input current",
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          "min": null,
          "typ": null,
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          "conditions": "4A input current",
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        },
        {
          "name": "Operating junction temperature (TJ)",
          "symbol": "TJ",
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          "unit": "C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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        },
        {
          "name": "Supply current (shutdown)",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0,
          "max": 3,
          "conditions": "VEN = 0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply current (quiescent)",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Remove inductor, add 5.8V to VOUT",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN rising threshold",
          "symbol": "VEN_Rising",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": 1.1,
          "max": 1.2,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN hysteresis",
          "symbol": "VEN_Falling",
          "kind": "electrical",
          "unit": "mV",
          "min": 65,
          "typ": 110,
          "max": 160,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN on to VOUT > 90% delay",
          "symbol": "TDelay",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "See Figure 7",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCC regulator",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 3.3,
          "typ": 3.65,
          "max": 4,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCC load regulation",
          "symbol": "VCC_LOG",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "ICC = 10mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN under-voltage lockout threshold rising",
          "symbol": "VIN_UVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": 2.65,
          "max": 2.8,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN under-voltage lockout threshold hysteresis",
          "symbol": "VUVLO_HYS",
          "kind": "electrical",
          "unit": "mV",
          "min": 95,
          "typ": 160,
          "max": 205,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "HS switch on resistance",
          "symbol": "RDSON_HS",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 25,
          "max": 40,
          "conditions": "Switch A, D",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LS switch on resistance",
          "symbol": "RDSON_LSB",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 21,
          "max": 35,
          "conditions": "Switch B, C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output voltage tolerance",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -1.5,
          "typ": null,
          "max": 1.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output discharge resistance",
          "symbol": "RDIS",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 60,
          "max": 100,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch leakage",
          "symbol": "SWLKG",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VEN = 0V, VSW1, SW2 = 22V, TJ = +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch leakage",
          "symbol": "SWLKG",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "EN = 0V, VSW1, SW2 = 22V, TJ = -40°C to +125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Oscillator frequency tolerance",
          "symbol": "fS",
          "kind": "tolerance",
          "unit": "%",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "TJ = +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum on time",
          "symbol": "tON_MIN1",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "Switch A, B, C, D",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum duty cycle",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 85,
          "conditions": "Buck mode, FREQ = 500kHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum duty cycle",
          "symbol": "DMIN",
          "kind": "electrical",
          "unit": "%",
          "min": 15,
          "typ": null,
          "max": null,
          "conditions": "Boost mode, FREQ = 500kHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output over-voltage protection",
          "symbol": "VOVP_R",
          "kind": "electrical",
          "unit": "%",
          "min": 150,
          "typ": 160,
          "max": 170,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output OVP recovery",
          "symbol": "VOVP_F",
          "kind": "electrical",
          "unit": "%",
          "min": 130,
          "typ": 140,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-side B valley limit",
          "symbol": "ILIMIT2",
          "kind": "electrical",
          "unit": "A",
          "min": 6,
          "typ": 8,
          "max": 10,
          "conditions": "Switch B",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-side C peak current limit",
          "symbol": "ILIMIT3",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Switch C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output average current tolerance",
          "symbol": "IOUT_LIM2",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "VOUT = 5V, over 0-125°C temp range",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output UV threshold",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "% VREF",
          "min": 45,
          "typ": 50,
          "max": 55,
          "conditions": "20µs deglitch, UV falling",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown rising threshold",
          "symbol": "TSTD",
          "kind": "electrical",
          "unit": "C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal hysteresis",
          "symbol": "TSTD_HYS",
          "kind": "electrical",
          "unit": "C",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN to ground resistance",
          "symbol": "REN",
          "kind": "electrical",
          "unit": "MΩ",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "VEN = 2V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Oscillator frequency",
          "symbol": "fS",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 530,
          "max": null,
          "conditions": "TJ = +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output average current",
          "symbol": "IOUT_LIM2",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 3.5,
          "max": null,
          "conditions": "VOUT = 5V, over 0-125°C temp range",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient (EV28167-Q-00A board)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 26,
          "max": null,
          "conditions": "EV28167-Q-00A, 4-layer PCB, 64mmx64mm",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-case (EV28167-Q-00A board)",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
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