KBU608

{
  "schema_version": 1,
  "type": "component",
  "slug": "kbu608",
  "title": "KBU608",
  "brief": "Yangzhou Yangjie Elec Tech Bridge Rectifiers, KBU. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "KBU608",
    "manufacturer": "Yangzhou Yangjie Elec Tech",
    "package": "KBU",
    "pin_count": 4,
    "category": "Diodes",
    "subcategory": "Bridge Rectifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588889660096958464",
    "parts": {
      "symbol": "kbu608.kicad_sym",
      "footprint": "kbu608.kicad_mod",
      "model_3d": "kbu608-etched.glb",
      "model_3d_plain": "kbu608.glb",
      "model_3d_step": "kbu608-etched.step",
      "model_3d_step_plain": "kbu608.step",
      "lbr": "kbu608.lbr"
    },
    "distributor_links": {
      "lcsc": "C49006004"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T17:08:09Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "-",
        "type": "power_out",
        "description": "DC negative output of the bridge, marked '-' on the body at the left-most lead in the outline drawing."
      },
      {
        "number": "2",
        "name": "AC1",
        "type": "passive",
        "description": "AC input terminal, marked AC on the body; the two AC leads are interchangeable, and the rated VRRM is 800 V for KBU608."
      },
      {
        "number": "3",
        "name": "AC2",
        "type": "passive",
        "description": "Second AC input terminal, marked AC on the body; the two AC leads are interchangeable, and the rated VRRM is 800 V for KBU608."
      },
      {
        "number": "4",
        "name": "+",
        "type": "power_out",
        "description": "DC positive output of the bridge, marked '+' on the body at the right-most lead; average rectified output is 6 A with heatsink (Tc=105℃) or 2.5 A without heatsink (Ta=25℃)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
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        "pages": 4,
        "sha256": "87e08a50b7e2db84",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          23.2,
          7.1,
          33.35
        ],
        "zmin_mm": -14,
        "centre_offset_mm": 1.65,
        "footprint_binding": "identity",
        "sha256": "fa15a7b4dea57c6438700128584b6c301e81f51249ab4da2276368695aeb3c9c",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "kbu608-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
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        "zmin_mm": -14,
        "centre_offset_mm": 1.65,
        "footprint_binding": "identity",
        "sha256": "5392ea262005fa792135a125f1a2c44fcb8e1c1a7908465e3a60ec35bc367be9",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Yangzhou Yangjie Elec Tech",
      "Package": "KBU",
      "Category": "Diodes",
      "Pins": "4"
    },
    "appearance": {
      "contacts": {
        "quote": "● Terminals: Tin plated leads, solderable per J-STD-002 and JESD22-B102",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "87e08a50b7e2db84a417b0b5e9af00619bec2b0fdb69da69d47e0b5026ff05ab"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "87e08a50b7e2db84a417b0b5e9af00619bec2b0fdb69da69d47e0b5026ff05ab",
      "rows": [
        {
          "name": "Repetitive Peak Reverse Voltage (KBU608)",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "KBU608 column",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Average Rectified Output Current, with heatsink",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "@60Hz sine wave, R-load, Tc=105℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Average Rectified Output Current, without heatsink",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "@60Hz sine wave, R-load, Ta=25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Surge (Non-repetitive) Forward Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 135,
          "conditions": "@60Hz half-sine wave, 1 cycle, Ta=25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Current Squared Time",
          "symbol": "I2t",
          "kind": "absolute_maximum",
          "unit": "A2S",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "Tj=25℃, rating per diode, 1ms≤t≤8.3ms",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum instantaneous forward voltage drop per diode",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "IFM=3A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC reverse current at rated DC blocking voltage per diode",
          "symbol": "IRRM",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VRM=VRRM",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient, without heatsink",
          "symbol": "RθJ-A",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 26,
          "conditions": "Free air, no heat sink, P.C.B. at 0.375\" (9.5mm) lead length with 0.5×0.5\" (12×12mm) copper pads",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to case, with heatsink",
          "symbol": "RθJ-C",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Mounted on aluminum plate heat sink",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
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  "discovery_triggers": [
    "kbu608"
  ],
  "discovery_pitch": "KBU608 (Yangzhou Yangjie Elec Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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}