main
Ray Set visibility: public 0db639e 8h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mbr2045dc-r",
  "title": "MBR2045DC-R",
  "brief": "YFW Schottky Diodes, TO-263. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "diodes",
    "mbr2045dc-r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MBR2045DC-R",
    "manufacturer": "YFW",
    "package": "TO-263",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Schottky Diodes",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a5e44f79857ab3a9ebd33059730cf98d.pdf",
    "parts": {
      "symbol": "mbr2045dc-r.kicad_sym",
      "footprint": "mbr2045dc-r.kicad_mod",
      "model_3d": "mbr2045dc-r-hero.glb",
      "model_3d_plain": "mbr2045dc-r-etched.glb",
      "model_3d_step": "mbr2045dc-r-etched.step",
      "model_3d_step_plain": "mbr2045dc-r.step",
      "lbr": "mbr2045dc-r.lbr"
    },
    "distributor_links": {
      "lcsc": "C5444212"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T21:59:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A1",
        "type": "passive",
        "description": "Anode of the first Schottky diode leg (PIN 1 in the schematic), rated 10 A average forward current per leg and 45 V VRRM."
      },
      {
        "number": "2",
        "name": "K",
        "type": "passive",
        "description": "Common cathode of both Schottky diode legs (PIN 2 in the schematic), 20 A total average forward current and 45 V maximum DC blocking voltage."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "passive",
        "description": "Anode of the second Schottky diode leg (PIN 3 in the schematic), rated 10 A average forward current per leg and 45 V VRRM."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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: MPN suffix -R is the tape-and-reel TO-263 option in the ordering table (800 pcs/reel), so TO-263 was; The datasheet does not say whether the TO-263 tab is connected to a pin (it is typically the common ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.1951,
        "at": "2026-10-22T21:59:19"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a5e44f79857ab3a9ebd33059730cf98d.pdf",
        "pages": 4,
        "sha256": "1d6b055c42791051",
        "source_tier": "lcsc"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "mbr2045dc-r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15,
          10,
          4.42
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "804a3f76e4182a02567b2429bdc9a585b857158fb8543fccd29c8eb6780e1310",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mbr2045dc-r-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15,
          10,
          4.42
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8c90f129c8b5a25fefd1012c1a136bc3255182427a6d32795ff765a3d0bb29b6",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "YFW",
      "Package": "TO-263",
      "Category": "Diodes",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "1d6b055c42791051c7e571c7f52f5f4c35ecafcaa0a0aa5080d509af85f8ee43",
      "rows": [
        {
          "name": "Maximum Repetitive Peak Reverse Voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "Per leg, Ta=25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum RMS voltage",
          "symbol": "VRMS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "Per leg, Ta=25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC Blocking Voltage",
          "symbol": "VDC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "Per leg, Ta=25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Average Forward Rectified Current Per Leg",
          "symbol": "Io",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Per leg",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Average Forward Rectified Current Total",
          "symbol": "Io",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "Total",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "8.3ms Single Half Sine-wave",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage Drop",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.56,
          "max": 0.6,
          "conditions": "IF=10A, TA=25°C, pulse 300 μs, 1% duty cycle",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Reverse Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 40,
          "max": 100,
          "conditions": "VR=45V, TA=25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance RθJA",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "Printed as RθJA/RθJC 2/4; per leg mounted on heatsink",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance RθJC",
          "symbol": "RθJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 4,
          "max": null,
          "conditions": "Printed as RθJA/RθJC 2/4; per leg mounted on heatsink",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage Drop",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.42,
          "max": null,
          "conditions": "IF=3A, TA=25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage Drop",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.34,
          "max": null,
          "conditions": "IF=3A, TA=125°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage Drop",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.46,
          "max": null,
          "conditions": "IF=5A, TA=25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage Drop",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.41,
          "max": null,
          "conditions": "IF=5A, TA=125°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage Drop",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.49,
          "max": null,
          "conditions": "IF=10A, TA=125°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Reverse Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "VR=45V, TA=125°C",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "mbr2045dc-r"
  ],
  "discovery_pitch": "MBR2045DC-R (YFW) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "mbr2045dc-r.kicad_sym",
    "mbr2045dc-r.kicad_mod",
    "mbr2045dc-r.glb",
    "mbr2045dc-r.step",
    "mbr2045dc-r.lbr",
    "docs/hero.png",
    "docs/mbr2045dc-r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mbr2045dc-r-hero.glb",
    "mbr2045dc-r-hero.overlay.json",
    "mbr2045dc-r-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}