A6217KLJTR-T

{
  "slug": "a6217kljtr-t",
  "version": "0.1.0",
  "type": "component",
  "description": "Allegro MicroSystems LLC LED Drivers, SOIC-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "led drivers",
    "a6217kljtr-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "a6217kljtr-t.kicad_sym",
    "a6217kljtr-t.kicad_mod",
    "a6217kljtr-t.glb",
    "a6217kljtr-t.step",
    "a6217kljtr-t.lbr",
    "docs/hero.png",
    "docs/a6217kljtr-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "a6217kljtr-t-hero.glb",
    "a6217kljtr-t-hero.overlay.json",
    "a6217kljtr-t-etched.glb"
  ],
  "component": {
    "mpn": "A6217KLJTR-T",
    "manufacturer": "Allegro MicroSystems LLC",
    "package": "SOIC-8-EP",
    "pin_count": 9,
    "category": "LED Drivers",
    "subcategory": "LED Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586200220456009728",
    "parts": {
      "symbol": "a6217kljtr-t.kicad_sym",
      "footprint": "a6217kljtr-t.kicad_mod",
      "model_3d": "a6217kljtr-t-hero.glb",
      "model_3d_plain": "a6217kljtr-t-etched.glb",
      "model_3d_step": "a6217kljtr-t-etched.step",
      "model_3d_step_plain": "a6217kljtr-t.step",
      "lbr": "a6217kljtr-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C163285",
      "digikey": "620-1816-2-ND",
      "mouser": "250-A6217KLJTR-T"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T05:48:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "620-1816-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "250-A6217KLJTR-T",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply voltage input terminal, rated 6 to 48 V for operation with an absolute maximum of -0.3 to 50 V."
      },
      {
        "number": "2",
        "name": "TON",
        "type": "passive",
        "description": "Regulator on-time setting resistor terminal, connected through RON to VIN, which determines the switching frequency."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable and PWM dimming input, rated up to VIN and logic-level compatible."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "Drive output current sense feedback; the average CS voltage is regulated at VCSREG (0.2 V typical), with an absolute maximum of -0.3 to 7 V."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal linear regulator output that requires a 0.1 µF filter capacitor to GND, absolute maximum -0.3 to 7 V, and is not designed to drive an external load."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal."
      },
      {
        "number": "7",
        "name": "BOOT",
        "type": "passive",
        "description": "DMOS gate driver bootstrap terminal, with an absolute maximum of -0.3 to VIN + 8 V."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "output",
        "description": "Switched output terminal, with an absolute range of -1.5 to VIN + 0.3 V."
      },
      {
        "number": "9",
        "name": "PAD",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 exposed thermal pad has no printed number on the LJ package; it is listed in the datasheet termi; The datasheet gives no ERC class for TON and BOOT; 'passive' was chosen because TON is a resistor-se",
          "exposed pad 9 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 19,
        "cost_usd": 0.096,
        "at": "2026-10-17T05:47:54"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586200220456009728",
        "pages": 19,
        "sha256": "066830f6253cdecf",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "a6217kljtr-t.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "a6217kljtr-t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "be7a9a7b8c0c1c93de84ba0876a8378f77b1090d15467690f2351fc44a78826a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}