main
Ray Set visibility: public b5ddc84 1d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ad-bat54a",
  "title": "AD-BAT54A",
  "brief": "Changjing Schottky Barrier Diodes (SBD), SOT-23. 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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    "extractor-text"
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    "manufacturer": "Changjing",
    "package": "SOT-23",
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    "category": "Diodes",
    "subcategory": "Schottky Barrier Diodes (SBD)",
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    "parts": {
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      "model_3d_step_plain": "ad-bat54a.step",
      "lbr": "ad-bat54a.lbr"
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    "distributor_links": {
      "lcsc": "C2975707"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T01:51:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K1",
        "type": "passive",
        "description": "Cathode of the first Schottky diode (AD-BAT54A common-anode pair), with 30 V maximum DC blocking voltage VR."
      },
      {
        "number": "2",
        "name": "K2",
        "type": "passive",
        "description": "Cathode of the second Schottky diode (AD-BAT54A common-anode pair), with 30 V maximum DC blocking voltage VR."
      },
      {
        "number": "3",
        "name": "A",
        "type": "passive",
        "description": "Common anode of both Schottky diodes, with 200 mA maximum forward continuous current per the datasheet rating."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet text has no pin table. The pin assignment was read from the equivalent-circuit drawing; The 200 mA forward current rating applies to the device as a whole (IFM), not necessarily to each di",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.1907,
        "at": "2026-10-23T01:51:01"
      },
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        "pages": 6,
        "sha256": "3f731d557b987a4c",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "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",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ad-bat54a-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "sha256": "a34111a5cf92a5b8441ac1ced20fef58a672ba6fe9d0fec26a43862dd40b1075",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Changjing",
      "Package": "SOT-23",
      "Category": "Diodes",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3f731d557b987a4c1c1a9163f4fab60eac3ab23e376ac87eb417b49f4aa9bf93",
      "rows": [
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          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 30,
          "typ": null,
          "max": null,
          "conditions": "IR = 100µA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
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          "symbol": "VF1",
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          "min": null,
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          "max": 0.24,
          "conditions": "IF = 0.1mA",
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        {
          "name": "Forward voltage 2",
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        {
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          "conditions": "IF = 10mA",
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          "source": "datasheet"
        },
        {
          "name": "Forward voltage 4",
          "symbol": "VF4",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 0.5,
          "conditions": "IF = 30mA",
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        },
        {
          "name": "Forward voltage 5",
          "symbol": "VF5",
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        },
        {
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          "conditions": "VR = 25V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Diode capacitance",
          "symbol": "CD",
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          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VR = 1V, f = 1MHz",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Reverse recovery time",
          "symbol": "trr",
          "kind": "timing",
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          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "IF = IR = 10mA, Irr = 1mA, RL = 100Ω",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak repetitive reverse voltage",
          "symbol": "VRRM",
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          "typ": null,
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          "conditions": "Tj = 25°C",
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        },
        {
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        {
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          "conditions": "Tj = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
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          "kind": "absolute_maximum",
          "unit": "mA",
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          "conditions": "Tj = 25°C",
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        },
        {
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          "conditions": "t = 8.3ms",
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        },
        {
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          "symbol": "IFRM",
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          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "t ≤ 1s, δ ≤ 0.5",
          "source_page": 2,
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        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Tj = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance from junction to ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "1 inch2 FR-4 board with 1oz. single-side copper, still air, Ta = 25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
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        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
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          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
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      ]
    }
  },
  "variants": [],
  "sections": [
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    "readme",
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  ],
  "discovery_triggers": [
    "ad-bat54a"
  ],
  "discovery_pitch": "AD-BAT54A (Changjing) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
    "public": true
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}