ER504_AY_000101

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  "type": "component",
  "slug": "er504-ay-000101",
  "title": "ER504_AY_000101",
  "brief": "PANJIT International Fast Recovery / High Efficiency Diodes, DO-201AD. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "ER504_AY_000101",
    "manufacturer": "PANJIT International",
    "package": "DO-201AD",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Fast Recovery / High Efficiency Diodes",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/45e10c000f4766602cf033fd96fb5545.pdf",
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      "lbr": "er504-ay-000101.lbr",
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    },
    "distributor_links": {
      "lcsc": "C5374758"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T20:18:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode, the axial lead at the color-band end of the DO-201AD body; the rectifier conducts up to 5.0 A average forward current when this end is negative relative to the anode."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode, the axial lead at the end opposite the color band; the device blocks reverse voltage (50 to 600 V depending on ER500-ER506 type) when this end is negative relative to the cathode."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
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        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives no pin numbers for this two-lead axial diode. It only says the color band denote; The ordering code ER504_AY_000101 does not match the part-number table on page 3, which lists only E"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0438,
        "at": "2026-10-22T20:17:35"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/45e10c000f4766602cf033fd96fb5545.pdf",
        "pages": 4,
        "sha256": "c44433feab95b755",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "er504-ay-000101.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          16.54,
          5.22,
          8.21
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "74dfc3e30557da83985dc913a3e74e2db498d62d061b20b48cba0cdf7b37301b",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "PANJIT International",
      "Package": "DO-201AD",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c44433feab95b75596de48f94f5d6f6db8c041211757b313a261654353d67bfe",
      "rows": [
        {
          "name": "Maximum Recurrent Peak Reverse Voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC Blocking Voltage",
          "symbol": "VDC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Average Forward Current",
          "symbol": "IF(AV)",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": ".375\"(9.5mm) lead length at TL=55°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "8.3ms single half sine-wave superimposed on rated load (JEDEC method)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Junction Resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "Junction to ambient, .375\"(9.5mm) lead length P.C.B. mounted",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating and Storage Temperature Range",
          "symbol": "TJ, TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
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  "discovery_triggers": [
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  "discovery_pitch": "ER504_AY_000101 (PANJIT International) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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