TLP521GB

{
  "slug": "tlp521gb",
  "version": "0.1.0",
  "type": "component",
  "description": "UMW Transistor, Photovoltaic Output Optoisolators, DIP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "optoisolators",
    "tlp521gb",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tlp521gb.kicad_sym",
    "tlp521gb.kicad_mod",
    "tlp521gb.glb",
    "tlp521gb.step",
    "tlp521gb.lbr",
    "docs/hero.png",
    "docs/tlp521gb-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tlp521gb-hero.glb",
    "tlp521gb-hero.overlay.json",
    "tlp521gb-etched.glb"
  ],
  "component": {
    "mpn": "TLP521GB",
    "manufacturer": "UMW",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757271442301952000",
    "parts": {
      "symbol": "tlp521gb.kicad_sym",
      "footprint": "tlp521gb.kicad_mod",
      "model_3d": "tlp521gb-hero.glb",
      "model_3d_plain": "tlp521gb-etched.glb",
      "model_3d_step": "tlp521gb-etched.step",
      "model_3d_step_plain": "tlp521gb.step",
      "lbr": "tlp521gb.lbr"
    },
    "distributor_links": {
      "lcsc": "C364142"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T11:40:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode",
        "type": "passive",
        "description": "LED anode of the gallium arsenide infrared emitting diode; the LED reverse voltage is rated at 5 V and forward current at 50 mA on the absolute maximum table, with 1 A allowed for 100 µs pulses at 100 pps."
      },
      {
        "number": "2",
        "name": "Cathode",
        "type": "passive",
        "description": "LED cathode of the gallium arsenide infrared emitting diode; the LED reverse voltage is rated at 5 V on the absolute maximum table."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Phototransistor emitter; the emitter-collector voltage is rated at 7 V and the collector-emitter voltage at 55 V on the absolute maximum table."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Phototransistor collector; the collector-emitter voltage is rated at 55 V (min) and the collector current at 50 mA on the absolute maximum 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: Pinout for DIP-4 is taken from the single-channel TLP521-1 pinning on page 1 (1: Anode, 2: Cathode, ; The absolute maximum ratings table on page 2 is garbled in the text extraction, so the per-pin limit; Pin 1 orientation marker and pin 4 side are not described in the text extraction; the pin numbering "
        ],
        "pages_sent": 12,
        "cost_usd": 0.0382,
        "at": "2026-10-19T11:39:01"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757271442301952000",
        "pages": 12,
        "sha256": "eeb1e8e82b6682e1",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tlp521gb.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          4.93,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tlp521gb-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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        "footprint_binding": "identity",
        "sha256": "f18f795c2423359922772ab6c08666509752f004edb31cc27a4447150705bc18",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}