AMS1117A-ADJ

{
  "slug": "ams1117a-adj",
  "version": "0.1.0",
  "type": "component",
  "description": "HX(hengjiaxing) Linear Voltage Regulators (LDO), SOT-223. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "ams1117a-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ams1117a-adj.kicad_sym",
    "ams1117a-adj.kicad_mod",
    "ams1117a-adj.glb",
    "ams1117a-adj.step",
    "ams1117a-adj.lbr",
    "docs/hero.png",
    "docs/ams1117a-adj-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ams1117a-adj-hero.glb",
    "ams1117a-adj-hero.overlay.json",
    "ams1117a-adj-etched.glb"
  ],
  "component": {
    "mpn": "AMS1117A-ADJ",
    "manufacturer": "HX(hengjiaxing)",
    "package": "SOT-223",
    "pin_count": 3,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4ee35d94a594990654319404d7bd6c4e.pdf",
    "parts": {
      "symbol": "ams1117a-adj.kicad_sym",
      "footprint": "ams1117a-adj.kicad_mod",
      "model_3d": "ams1117a-adj-hero.glb",
      "model_3d_plain": "ams1117a-adj-etched.glb",
      "model_3d_step": "ams1117a-adj-etched.step",
      "model_3d_step_plain": "ams1117a-adj.step",
      "lbr": "ams1117a-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C2984864"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T19:40:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADJ",
        "type": "input",
        "description": "Adjust pin (labelled Vss/ADJ) of the AMS1117A-ADJ that sets Vout=1.25×(1+R2/R1)+IAdj×R2 via an external divider, with typical IAdj of 55uA (max 120uA) and an optional CADJ bypass capacitor to ground for ripple rejection."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output (1.25V to 12V adjustable) delivering up to 1A with dropout of 1.3V typ. at 100mA and 1.5V max at 1A, needing a 10uF capacitor for stability and at least 2mA (max 10mA) minimum load."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply with recommended maximum of 15V and absolute maximum of 18V, bypassed with a 10uF capacitor."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 1 is printed as 'Vss/ADJ' in the pin drawing; for the ADJ version it is the adjust pin (ground r",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.2299,
        "at": "2026-10-22T19:39:02"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/4ee35d94a594990654319404d7bd6c4e.pdf",
        "pages": 9,
        "sha256": "cd3d5a1ea037be22",
        "source_tier": "lcsc"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "ams1117a-adj.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "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": "ams1117a-adj-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dab7dce14215460efbf3bfba2ae834bea3625be907e561bae8711913d8790e56",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}