SCJT1117B-1.2

{
  "slug": "scjt1117b-1-2",
  "version": "0.1.0",
  "type": "component",
  "description": "Changjing Linear Voltage Regulators (LDO), SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management",
    "scjt1117b-1.2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "scjt1117b-1-2.kicad_sym",
    "scjt1117b-1-2.kicad_mod",
    "scjt1117b-1-2.glb",
    "scjt1117b-1-2.step",
    "scjt1117b-1-2.lbr",
    "docs/hero.png",
    "docs/scjt1117b-1-2-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "scjt1117b-1-2-hero.glb",
    "scjt1117b-1-2-hero.overlay.json",
    "scjt1117b-1-2-etched.glb"
  ],
  "component": {
    "mpn": "SCJT1117B-1.2",
    "manufacturer": "Changjing",
    "package": "SOT-223",
    "pin_count": 3,
    "category": "Power Management",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c87c19cf15632bb7ad0d1b209460a006.pdf",
    "parts": {
      "symbol": "scjt1117b-1-2.kicad_sym",
      "footprint": "scjt1117b-1-2.kicad_mod",
      "model_3d": "scjt1117b-1-2-hero.glb",
      "model_3d_plain": "scjt1117b-1-2-etched.glb",
      "model_3d_step": "scjt1117b-1-2-etched.step",
      "model_3d_step_plain": "scjt1117b-1-2.step",
      "lbr": "scjt1117b-1-2.lbr"
    },
    "distributor_links": {
      "lcsc": "C1884530"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T21:11:54Z",
      "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 on the adjustable version (set output voltage with R1/R2 divider) and ground on the fixed-voltage versions such as the 1.2V part."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Regulated output voltage pin (1.2V typ. for SCJT1117B-1.2, 1A output current capability, with 22µF tantalum output capacitor in the typical application)."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin, maximum input voltage 15V per recommended operating conditions (20V per maximum ratings), with 10µF tantalum input capacitor in the typical application."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 1 is labeled ADJ/GND; for the fixed 1.2V variant it functions as GND (power_in per the GND rule); Ratings tables on page 2 are ambiguous: the 20V and 15V input voltage values appear under separate t; Datasheet pin list is given only as text under the SOT-223 picture; no pin-out figure with tab desig"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0549,
        "at": "2026-10-22T21:11:41"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c87c19cf15632bb7ad0d1b209460a006.pdf",
        "pages": 7,
        "sha256": "fd37c845798118f3",
        "source_tier": "lcsc"
      },
      "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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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "scjt1117b-1-2-etched.step",
        "role": "eda",
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        "centre_offset_mm": 0.0,
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        "sha256": "16422e8728215081eeeab045a1c38c2e7bfcb959600c6b1e2377c6f91b373af6",
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}