AT212-CuH-D

{
  "slug": "at212-cuh-d",
  "version": "0.1.1",
  "type": "component",
  "description": "AOTE Solid State Relays (MOS Output), DIP-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "optoisolators",
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  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "page.json",
    "README.md",
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    "at212-cuh-d.step",
    "at212-cuh-d.lbr",
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    "docs/at212-cuh-d-datasheet.pdf",
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    "viewers/footprint.html",
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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": {
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      "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": {
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      "datasheet": {
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        "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"
    },
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        "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,
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
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        "checked": "2026-10-07",
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        "up": "Z",
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      }
    ]
  },
  "title": "AT212-CuH-D",
  "brief": "AOTE Solid State Relays (MOS Output), DIP-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "metadata": {
    "specs": {
      "Manufacturer": "AOTE",
      "Package": "DIP-4",
      "Category": "Optoisolators",
      "Pins": "4"
    }
  },
  "discovery_triggers": [
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  "discovery_pitch": "AT212-CuH-D (AOTE) component page with datasheet-verified CAD.",
  "visibility": "public"
}