main
Ray Set visibility: public 8d51856 1d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ap7381-28v-a",
  "title": "AP7381-28V-A",
  "brief": "Diodes Incorporated Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management (pmic)",
    "ap7381-28v-a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AP7381-28V-A",
    "manufacturer": "Diodes Incorporated",
    "package": "TO-92",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.diodes.com/assets/Datasheets/AP7381-28V-A.pdf",
    "parts": {
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      "footprint": "ap7381-28v-a.kicad_mod",
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      "lbr": "ap7381-28v-a.lbr"
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    "distributor_links": {
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      "digikey": "AP7381-28V-A-ND",
      "mouser": "621-AP7381-28V-A"
    },
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AP7381-28V-A-ND",
        "status": "found",
        "lifecycle": "Obsolete"
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      "mouser": {
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        "status": "found",
        "lifecycle": "End of Life"
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    "pins": [
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        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage (2.8V fixed for AP7381-28V-A), delivering up to 150mA output current with 2.2µF output capacitor."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
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        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "cost_usd": 0.1341,
        "at": "2026-11-02T19:28:50"
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        "pages": 13,
        "sha256": "657d25b1f48ab5dc",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -2.5,
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        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-11-02",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    "package_dims": {
      "package_code": "V (TO92, Ammo Packing)",
      "source_page": 9,
      "e": {
        "nom_mm": 1.27,
        "range_mm": [
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          null
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ap7381-28v-a.step",
        "verdict": "SKIP",
        "reasons": [
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        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "TO-92",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "appearance": {
      "housing": {
        "quote": "HBM ESD (Human Body Model) 4000 V Note: 4. a). Stresses beyond those listed under Absolute Maximum Ratings can cause permanent damage to the device. These are stress ratings only, and",
        "page": 2,
        "doc": "ds.pdf",
        "material": "Abs"
      },
      "contacts": {
        "quote": " Terminals: Finish Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208  Weight:",
        "page": 12,
        "doc": "ds.pdf",
        "plating": "tin"
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      "version": 1,
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      "source": "datasheet",
      "datasheet_sha256": "657d25b1f48ab5dcac4a7ea4979a379894ebc8d13ec43225a9827f2818232266",
      "rows": [
        {
          "name": "Output Voltage Variation from Specified VOUT",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "% of VOUT",
          "min": 98,
          "typ": null,
          "max": 102,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Input Voltage",
          "symbol": "VIN",
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          "max": 40,
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        },
        {
          "name": "Current Limit",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "mA",
          "min": 150,
          "typ": null,
          "max": null,
          "conditions": "VOUT = 98% x VOUT, VIN = VOUT + 2V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TOTSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
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          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
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          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
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          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.05,
          "max": null,
          "conditions": "VOUT + 2V ≤ VIN ≤ 40V, IOUT = 10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "△VOUT/VOUT",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "1mA ≤ IOUT ≤ 150mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ground Current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 2.5,
          "max": null,
          "conditions": "IOUT = 0A",
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          "source": "datasheet"
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        {
          "name": "Ground Current",
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          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "IOUT = 100mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Temperature Coefficient",
          "symbol": "∆VOUT/(VOUTx∆T)",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "IOUT = 100µA, -40oC ≤ TJ ≤ +125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "IOUT = 1mA, VOUT = 3.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 45,
          "conditions": "",
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        },
        {
          "name": "Output Voltage",
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          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering, 10s)",
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          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": null,
          "typ": null,
          "max": 260,
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          "name": "Operating Junction Temperature",
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          "name": "Storage Temperature Range",
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          "name": "HBM ESD (Human Body Model)",
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        },
        {
          "name": "Thermal Resistance TO92 (Ammo Packing)",
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          "min": null,
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        {
          "name": "Supply Input Voltage",
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          "kind": "recommended_operating",
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          "min": 3.3,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
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        }
      ]
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  "discovery_pitch": "AP7381-28V-A (Diodes Incorporated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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