CDSOT23-SR208

{
  "schema_version": 1,
  "type": "component",
  "slug": "cdsot23-sr208",
  "title": "CDSOT23-SR208",
  "brief": "BOURNS ESD And Surge Protection (TVS/ESD), SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "circuit protection",
    "cdsot23-sr208",
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  "component": {
    "mpn": "CDSOT23-SR208",
    "manufacturer": "BOURNS",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589936518044823552",
    "parts": {
      "symbol": "cdsot23-sr208.kicad_sym",
      "footprint": "cdsot23-sr208.kicad_mod",
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      "model_3d_step_plain": "cdsot23-sr208.step",
      "lbr": "cdsot23-sr208.lbr"
    },
    "distributor_links": {
      "lcsc": "C840635"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T20:57:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "I/O 1",
        "type": "passive",
        "description": "Protected I/O line 1 of the steering diode array, which provides ESD and EFT protection with per-line capacitance under 5 pF."
      },
      {
        "number": "2",
        "name": "REF 1",
        "type": "passive",
        "description": "REF 1 is the diode array reference pin; Note 1 specifies applying a 5 V bias between pin 2 (REF 1) and pin 5 (REF 2) when measuring Cj."
      },
      {
        "number": "3",
        "name": "I/O 2",
        "type": "passive",
        "description": "Protected I/O line 2 of the steering diode array, which provides ESD and EFT protection with per-line capacitance under 5 pF."
      },
      {
        "number": "4",
        "name": "I/O 3",
        "type": "passive",
        "description": "Protected I/O line 3 of the steering diode array, which provides ESD and EFT protection with per-line capacitance under 5 pF."
      },
      {
        "number": "5",
        "name": "REF 2",
        "type": "passive",
        "description": "REF 2 is the diode array reference pin; Note 1 specifies measuring Cj between any I/O pin and pin 5 (REF 2) with a 5 V bias applied and dividing the result by two."
      },
      {
        "number": "6",
        "name": "I/O 4",
        "type": "passive",
        "description": "Protected I/O line 4 of the steering diode array, which provides ESD and EFT protection with per-line capacitance under 5 pF."
      }
    ],
    "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: The pin diagram text is garbled in extraction. Pin positions were inferred from the label layout (to; The datasheet gives no explicit pin type. I/O and REF pins are classed as passive, which is an infer; The datasheet does not say whether REF 1 and REF 2 are tied together internally or must be connected"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0565,
        "at": "2026-10-17T20:55:11"
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        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589936518044823552",
        "pages": 5,
        "sha256": "51da1d26c9a92a1c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.9,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BOURNS",
      "Package": "SOT-23-6",
      "Category": "Circuit Protection",
      "Pins": "6"
    },
    "appearance": {
      "contacts": {
        "quote": "This is a molded JEDEC SOT23-6 package with lead free 100 % Tin (Sn) on the lead frame. It weighs approximately 15 mg and has a flammability rating of UL 94V-0.",
        "page": 2,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "51da1d26c9a92a1c5f4020cadeefede461900ecf981d8398966e86c25ce512f3"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "51da1d26c9a92a1c5f4020cadeefede461900ecf981d8398966e86c25ce512f3",
      "rows": [
        {
          "name": "Repetitive Peak Forward Current (tp = 5 μs, F = 50 KHz)",
          "symbol": "IFRM",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 700,
          "conditions": "tp = 5 μs, F = 50 KHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Continuous Power Dissipation",
          "symbol": "PPC",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Repetitive Peak Reverse Voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "@ 10 μA",
          "source_page": 1,
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        },
        {
          "name": "Forward Voltage",
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        {
          "name": "Reverse Leakage Current",
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          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "@ VRRM 5 V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Capacitance",
          "symbol": "Cj(SD)",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Per Note 1: 5 V bias pin 2 (REF 1) to pin 5 (REF 2); measure Cj between any I/O pin and pin 5, divide by two",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Surge Rating",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "1/20 s @ 25 °C, IF = 10 mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "TJ",
          "kind": "thermal",
          "unit": "°C",
          "min": -55,
          "typ": 25,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "TSTG",
          "kind": "thermal",
          "unit": "°C",
          "min": -55,
          "typ": 25,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "CDSOT23-SR208 (BOURNS) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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