AT212-CuH-D

{
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  "type": "component",
  "slug": "at212-cuh-d",
  "title": "AT212-CuH-D",
  "brief": "AOTE Solid State Relays (MOS Output), DIP-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.1",
  "license": "CC-BY-SA-4.0",
  "tags": [
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  "component": {
    "mpn": "AT212-CuH-D",
    "manufacturer": "AOTE",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Solid State Relays (MOS Output)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590921406777536512",
    "parts": {
      "symbol": "at212-cuh-d.kicad_sym",
      "footprint": "at212-cuh-d.kicad_mod",
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      "model_3d_plain": "at212-cuh-d.glb",
      "model_3d_step": "at212-cuh-d-etched.step",
      "model_3d_step_plain": "at212-cuh-d.step",
      "lbr": "at212-cuh-d.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "AN",
        "type": "passive",
        "description": "Input-side infrared LED anode. Drive with forward current (typ. 5 mA, max IF = 50 mA continuous; VF ≈ 1.3 V typ, 1.4 V max at IF = 5 mA) through a current-limiting resistor to turn the output MOSFET on."
      },
      {
        "number": "2",
        "name": "CA",
        "type": "passive",
        "description": "Input-side infrared LED cathode. Return path for the LED drive current; typically tied to the control-side ground or driver's low-side. Reverse voltage rating VR = 6 V."
      },
      {
        "number": "3",
        "name": "D1",
        "type": "passive",
        "description": "Output-side photoMOSFET terminal 1. Bidirectional AC/DC switch pole (normally open); paired with D2 forms a 60 V peak, 500 mA continuous (1.5 A peak) load switch with RON typ 0.8 Ω, max 1.5 Ω. Off-state leakage ≤ 1 µA at VL = 60 V."
      },
      {
        "number": "4",
        "name": "D2",
        "type": "passive",
        "description": "Output-side photoMOSFET terminal 2. Bidirectional AC/DC switch pole (normally open); paired with D1. Ton typ 0.4 ms, Toff typ 0.25 ms at IF = 5 mA, IL = 0.5 A."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590921406777536512",
        "pages": 14,
        "sha256": "d83e187eed71d9a5",
        "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": [
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        "role": "plain",
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        "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
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
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        "sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at212-cuh-d-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
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        "sha256": "67ba694889c90ddb379aac814cb9bc8ea4bda6fd6453f85690a5bfdf8e37e4f7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "AOTE",
      "Package": "DIP-4",
      "Category": "Optoisolators",
      "Pins": "4"
    }
  },
  "variants": [
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      "mpn": "AT212-CuH-D",
      "kind": "packaging"
    },
    {
      "mpn": "AT212-CuH-S",
      "kind": "unknown"
    },
    {
      "mpn": "AT212-CuH-M",
      "kind": "unknown"
    },
    {
      "mpn": "AT212-CuH-L",
      "kind": "unknown"
    },
    {
      "mpn": "AT212-CuH-D222-CuH-D",
      "kind": "packaging"
    }
  ],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "at212-cuh-d"
  ],
  "discovery_pitch": "AT212-CuH-D (AOTE) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "at212-cuh-d.kicad_sym",
    "at212-cuh-d.kicad_mod",
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    "at212-cuh-d.step",
    "at212-cuh-d.lbr",
    "docs/hero.png",
    "docs/at212-cuh-d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at212-cuh-d-etched.step",
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    "at212-cuh-d-hero.overlay.json"
  ],
  "visibility": "public",
  "updated_at": "2026-09-24T17:01:06.273Z",
  "description": "AOTE Solid State Relays (MOS Output), DIP-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
}