main
Ray Set visibility: public 8305d1d 4h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "sm4t21ay",
  "title": "SM4T21AY",
  "brief": "STMicroelectronics TVS, SMA(DO-214AC). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
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        "at": "2026-10-30T17:06:33"
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      "model_check": {
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        "verdict": "PASS",
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      "Manufacturer": "STMicroelectronics",
      "Package": "SMA(DO-214AC)",
      "Category": "Circuit Protection",
      "Pins": "2"
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    "appearance": {
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          "source_page": 2,
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          "conditions": "Tj initial = Tamb",
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        {
          "name": "Maximum lead temperature for soldering",
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "SM4T21AY (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}