SCJA1117B-ADJ-A

{
  "slug": "scja1117b-adj-a",
  "version": "0.1.0",
  "type": "component",
  "description": "Changjing Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "scja1117b-adj-a",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "scja1117b-adj-a.step",
    "scja1117b-adj-a.lbr",
    "docs/hero.png",
    "docs/scja1117b-adj-a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "scja1117b-adj-a-hero.overlay.json",
    "scja1117b-adj-a-etched.glb"
  ],
  "component": {
    "mpn": "SCJA1117B-ADJ-A",
    "manufacturer": "Changjing",
    "package": "SOT-89-3L",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589839192952758272",
    "parts": {
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      "footprint": "scja1117b-adj-a.kicad_mod",
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      "model_3d_plain": "scja1117b-adj-a-etched.glb",
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      "lbr": "scja1117b-adj-a.lbr"
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    "distributor_links": {
      "lcsc": "C2829329"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T21:10:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADJ/GND",
        "type": "passive",
        "description": "Adjust pin of the adjustable version, where the reference voltage of 1.25V is developed across R1 to ground and the adjust current is about 50μA (55μA typ., 120μA max. per the electrical table), so R1 should be 125Ω or lower to meet the 10mA minimum load and no higher than 625Ω for stability."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Regulated output that can deliver up to 1A, with the adjustable version set from 1.25V to 12V by two external resistors and a minimum 10μF tantalum output capacitor required for stability and transient response."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input supply with a 20V absolute maximum rating and 15V recommended maximum, requiring a 10μF tantalum input bypass capacitor and a dropout of about 1.3V (typ.) at 0.8A."
      }
    ],
    "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 datasheet labels pin 1 as 'ADJ/GND' because the fixed-voltage versions use it as ground. For the; The datasheet gives two input voltage ratings: 20V in the absolute maximum table and 15V in the reco; The datasheet has internal inconsistencies: page 1 names the series 'SCJT1117B-A', the thermal secti"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0353,
        "at": "2026-10-17T21:08:47"
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        "sha256": "cf3aa4b349c86dbb",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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      "footprint": "viewers/footprint.html"
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        "zmin_mm": 0.0,
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        "checked": "2026-10-17",
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}