main
Ray Set visibility: public 86c8590 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "kia7912f-rtf",
  "title": "KIA7912F-RTF",
  "brief": "KEC Semicon Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, DPAK. 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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    "extractor-text"
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  "component": {
    "mpn": "KIA7912F-RTF",
    "manufacturer": "KEC Semicon",
    "package": "DPAK",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590923103549935616",
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    "distributor_links": {
      "lcsc": "C22376608"
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    "distributor_check": {
      "checked_at": "2026-10-17T20:36:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
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      "mouser": {
        "pn": null,
        "status": "quota"
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    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground reference pin for the regulator; the datasheet lists it as pin 1 of the DPAK package."
      },
      {
        "number": "2",
        "name": "INPUT",
        "type": "power_in",
        "description": "Unregulated negative input voltage; the absolute maximum input voltage for KIA7905F to KIA7915F is -35 V, and the datasheet recommends a 2.2 µF input capacitor."
      },
      {
        "number": "3",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Regulated -12 V (typical) output for the KIA7912F, rated for output current in excess of 1.0 A with internal short-circuit current limiting and thermal overload protection."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "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: Pin mapping taken from the DPAK legend on page 1 (1. GND, 2. INPUT, 3. OUTPUT). The datasheet gives ; The -35 V input rating applies to the KIA7905 to KIA7915 group, which includes KIA7912. The INPUT pi"
        ],
        "pages_sent": 16,
        "cost_usd": 0.0636,
        "at": "2026-10-17T20:33:53"
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        "pages": 16,
        "sha256": "aec3221b2b2f425f",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "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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        "file": "kia7912f-rtf.step",
        "role": "plain",
        "up": "Z",
        "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": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
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        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "KEC Semicon",
      "Package": "DPAK",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "aec3221b2b2f425f4bd90c53f92efc48bcd4a374705bd79e533cfde64f578ead",
      "rows": [
        {
          "name": "Output Voltage",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": -12.5,
          "typ": -12,
          "max": -11.5,
          "conditions": "Tj=25",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": -12.6,
          "typ": -12,
          "max": -11.4,
          "conditions": "-27V≤VIN≤-15.5V, 5mA≤IOUT≤1.0A",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input Regulation",
          "symbol": "Reg line",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 6,
          "max": 120,
          "conditions": "Tj=25, -22V≤VIN≤-16V",
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          "source": "datasheet"
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        {
          "name": "Input Regulation",
          "symbol": "Reg line",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 12,
          "max": 240,
          "conditions": "Tj=25, -30V≤VIN≤-14.5V",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "Reg load",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 12,
          "max": 240,
          "conditions": "Tj=25, 5mA≤IOUT≤1.5A",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "Reg load",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 4,
          "max": 120,
          "conditions": "Tj=25, 250mA≤IOUT≤750mA",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3,
          "max": 6,
          "conditions": "Tj=25",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change, Line",
          "symbol": "IBI",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "-30V≤VIN≤-15V",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change, Load",
          "symbol": "IBO",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.05,
          "max": 0.5,
          "conditions": "5mA≤IOUT≤1.0A",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection Ratio",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": 54,
          "typ": 60,
          "max": null,
          "conditions": "f=120Hz, IOUT=20mA",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (KIA7905 to KIA7915 group)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -35,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation-1 (No Heatsink), F-type DPAK",
          "symbol": "PD1",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1.3,
          "conditions": "No heatsink",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation-2 (Infinite Heatsink), F-type DPAK",
          "symbol": "PD2",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "Infinite heatsink",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "VNO",
          "kind": "electrical",
          "unit": "μVrms",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "Ta=25, 10Hz≤f≤100kHz",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Short Circuit Current Limit",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 1.9,
          "max": null,
          "conditions": "Tj=25",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Average Temperature Coefficient of Output Voltage",
          "symbol": "TCVO",
          "kind": "temperature_coefficient",
          "unit": "mV/℃",
          "min": null,
          "typ": -0.8,
          "max": null,
          "conditions": "IOUT=5mA",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "Tj=25, IOUT=1A",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Case (DPAK)",
          "symbol": "J-C",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 10.4,
          "max": null,
          "conditions": "DPAK (F-type)",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Ambient (DPAK)",
          "symbol": "J-A",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 96.1,
          "max": null,
          "conditions": "DPAK (F-type)",
          "source_page": 15,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "KIA7912F-RTF (KEC Semicon) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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