BCR 523 E6327

{
  "slug": "bcr-523-e6327",
  "version": "0.1.0",
  "type": "component",
  "description": "Infineon Technologies Digital Transistors, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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  "component": {
    "mpn": "BCR 523 E6327",
    "manufacturer": "Infineon Technologies",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Digital Transistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912530479853568",
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    "distributor_links": {
      "lcsc": "C533902",
      "mouser": "726-BCR523E6327"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T05:51:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "pn": "726-BCR523E6327",
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        "lifecycle": "End of Life"
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    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base of the internal NPN transistor, with a built-in bias resistor R1 = 1 kΩ (0.7 to 1.3 kΩ) and R2 = 10 kΩ; input on voltage Vi(on) is 0.4 to 1.4 V at IC = 10 mA, and maximum input reverse voltage Vi(rev) is 5 V."
      },
      {
        "number": "2",
        "name": "E",
        "type": "passive",
        "description": "Emitter of the internal NPN transistor; the datasheet limits the collector-emitter voltage VCEO to 50 V and the collector current IC to 500 mA."
      },
      {
        "number": "3",
        "name": "C",
        "type": "passive",
        "description": "Collector of the internal NPN transistor; the datasheet limits the collector-base voltage VCBO to 50 V, the input forward voltage Vi(fwd) to 12 V, and the collector current IC to 500 mA, with total power dissipation Ptot of 330 mW at TS ≤ 79 °C."
      }
    ],
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The MPN BCR 523 E6327 matches the BCR523 part, which is the SOT23 variant (marking XGs, pin 1=B, 2=E; The datasheet does not explicitly state the packaging/ordering suffix E6327 or its reel quantity map; Pin types use KiCad ERC classes: the base is marked input and the emitter and collector are marked p"
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