MCP16501TE-E

{
  "slug": "mcp16501te-e",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Power Management - Specialized, VQFN-24(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "mcp16501te-e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "mcp16501te-e.kicad_sym",
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    "mcp16501te-e.glb",
    "mcp16501te-e.step",
    "mcp16501te-e.lbr",
    "docs/hero.png",
    "docs/mcp16501te-e-datasheet.pdf",
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    "viewers/footprint.html",
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    "mcp16501te-e-hero.overlay.json",
    "mcp16501te-e-etched.glb"
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  "component": {
    "mpn": "MCP16501TE-E",
    "manufacturer": "Microchip Tech",
    "package": "VQFN-24(4x4)",
    "pin_count": 25,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Management - Specialized",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603079771065118720",
    "parts": {
      "symbol": "mcp16501te-e.kicad_sym",
      "footprint": "mcp16501te-e.kicad_mod",
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      "model_3d_plain": "mcp16501te-e-etched.glb",
      "model_3d_step": "mcp16501te-e-etched.step",
      "model_3d_step_plain": "mcp16501te-e.step",
      "lbr": "mcp16501te-e.lbr"
    },
    "distributor_links": {
      "lcsc": "C5236724"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T07:17:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT1",
        "type": "input",
        "description": "Output sensing for Buck Channel 1; connect to the regulation point for VOUT1."
      },
      {
        "number": "2",
        "name": "nRSTO",
        "type": "output",
        "description": "Active-low, open-drain reset output."
      },
      {
        "number": "3",
        "name": "PWRHLD",
        "type": "input",
        "description": "Power hold input, typically driven high by the MPU to maintain power after start-up; the MPU drives it low to initiate a PMIC shutdown sequence."
      },
      {
        "number": "4",
        "name": "LPM",
        "type": "input",
        "description": "Low-power mode input which, in combination with PWRHLD, defines the power mode status of the MCP16501."
      },
      {
        "number": "5",
        "name": "nSTRTO",
        "type": "output",
        "description": "Active-low, open-drain start event output that is asserted low whenever nSTRT is low."
      },
      {
        "number": "6",
        "name": "OUT2",
        "type": "input",
        "description": "Output sensing for Buck Channel 2; connect to the regulation point for VOUT2."
      },
      {
        "number": "7",
        "name": "PVIN2",
        "type": "power_in",
        "description": "Power input voltage of Buck Channel 2; connect a ceramic capacitor from PVIN2 to PGND2 to localize pulsed current loops and decouple switching noise."
      },
      {
        "number": "8",
        "name": "SW2",
        "type": "output",
        "description": "Switch node of Buck Channel 2 connecting the internal power MOSFETs to the external inductor."
      },
      {
        "number": "9",
        "name": "PGND2",
        "type": "power_in",
        "description": "Power ground of Buck Channel 2."
      },
      {
        "number": "10",
        "name": "PGND3",
        "type": "power_in",
        "description": "Power ground of Buck Channel 3."
      },
      {
        "number": "11",
        "name": "SW3",
        "type": "output",
        "description": "Switch node of Buck Channel 3 connecting the internal power MOSFETs to the external inductor."
      },
      {
        "number": "12",
        "name": "PVIN3",
        "type": "power_in",
        "description": "Power input voltage of Buck Channel 3; connect a ceramic capacitor from PVIN3 to PGND3 to localize pulsed current loops and decouple switching noise."
      },
      {
        "number": "13",
        "name": "OUT3",
        "type": "input",
        "description": "Output sensing for Buck Channel 3; connect to the regulation point for VOUT3."
      },
      {
        "number": "14",
        "name": "nSTRT",
        "type": "input",
        "description": "Start event input; driving it low initiates a start-up sequence, it is pulled up internally, and a capacitor on this pin can auto-initiate power-up when the main supply rises."
      },
      {
        "number": "15",
        "name": "SELV3",
        "type": "input",
        "description": "Buck Channel 3 output voltage selection pin, a three-state input."
      },
      {
        "number": "16",
        "name": "SGND",
        "type": "power_in",
        "description": "Signal ground; connect to the reference ground plane."
      },
      {
        "number": "17",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage for the LDO and analog control circuitry; decouple VIN to SGND with a 2.2 µF (minimum) ceramic capacitor. Input range is 2.7 V to 5.5 V per the features list."
      },
      {
        "number": "18",
        "name": "LOUT",
        "type": "power_out",
        "description": "LDO output; decouple LOUT to ground with a 2.2 µF (minimum) ceramic capacitor."
      },
      {
        "number": "19",
        "name": "LFB",
        "type": "input",
        "description": "LDO feedback pin; connect to an external resistor divider to LOUT for output voltage adjustment."
      },
      {
        "number": "20",
        "name": "SELV2",
        "type": "input",
        "description": "Buck Channel 2 output voltage selection pin, a three-state input."
      },
      {
        "number": "21",
        "name": "LEN",
        "type": "input",
        "description": "LDO enable input."
      },
      {
        "number": "22",
        "name": "PGND1",
        "type": "power_in",
        "description": "Power ground of Buck Channel 1."
      },
      {
        "number": "23",
        "name": "SW1",
        "type": "output",
        "description": "Switch node of Buck Channel 1 connecting the internal power MOSFETs to the external inductor."
      },
      {
        "number": "24",
        "name": "PVIN1",
        "type": "power_in",
        "description": "Power input voltage of Buck Channel 1; connect a ceramic capacitor from PVIN1 to PGND1 to localize pulsed current loops and decouple switching noise."
      },
      {
        "number": "25",
        "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: The exposed pad is printed as '—' in the pin table, not as a numbered pin; it is listed here as 'EP'; The MPN suffix 'TE' and the ordering/device-option table for MCP16501TE-E are not in the supplied pa; Pin types for OUT1/2/3 (regulation sense), SW1/2/3 (switch nodes), and SELV2/SELV3 (three-state sele",
          "exposed pad 25 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0578,
        "at": "2026-10-18T07:15:27"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603079771065118720",
        "pages": 42,
        "sha256": "5c445b036636e530",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mcp16501te-e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "footprint_binding": "identity",
        "sha256": "067842b6b4c11184072ca1137af63b1baca20a505645ce8fe3b1769dcb509c3b",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}