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Ray Set visibility: public 46c66d1 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mmbd4448-tp",
  "title": "MMBD4448-TP",
  "brief": "MCC(Micro Commercial Components) Switching Diodes, 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": [
    "component",
    "diodes",
    "mmbd4448-tp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MMBD4448-TP",
    "manufacturer": "MCC(Micro Commercial Components)",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Switching Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603260738807492608",
    "parts": {
      "symbol": "mmbd4448-tp.kicad_sym",
      "footprint": "mmbd4448-tp.kicad_mod",
      "model_3d": "mmbd4448-tp-hero.glb",
      "model_3d_plain": "mmbd4448-tp-etched.glb",
      "model_3d_step": "mmbd4448-tp-etched.step",
      "model_3d_step_plain": "mmbd4448-tp.step",
      "lbr": "mmbd4448-tp.lbr"
    },
    "distributor_links": {
      "lcsc": "C17428061"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T13:13:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "passive",
        "description": "Diode anode, connected through the single internal diode to pin 3 in the Internal Structure drawing; the part is rated for 75V VRRM and 250mA average rectified output current."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; the Internal Structure drawing shows this lower-right terminal with no connection to the diode."
      },
      {
        "number": "3",
        "name": "K",
        "type": "passive",
        "description": "Diode cathode, the single top terminal in the Internal Structure drawing; the part is rated for 75V DC blocking voltage and 500mA forward continuous current."
      }
    ],
    "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: The datasheet's Internal Structure drawing (page 1) has no printed pin numbers or A/K labels. The nu",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.1528,
        "at": "2026-10-17T13:12:36"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603260738807492608",
        "pages": 4,
        "sha256": "e2e9f093aa7ff7de",
        "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": "mmbd4448-tp.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mmbd4448-tp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c8557bf4e5cc147b0311e78af314228f7ad6f95d2e20e3d5020b1398355ac3d5",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MCC(Micro Commercial Components)",
      "Package": "SOT-23",
      "Category": "Diodes",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e2e9f093aa7ff7de41c7087327ae2d3fc336c78077b5abe676d240cbd7f5430c",
      "rows": [
        {
          "name": "Non-repetitive peak reverse voltage",
          "symbol": "VRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak repetitive reverse voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Working peak reverse voltage",
          "symbol": "VRWM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "DC blocking voltage",
          "symbol": "VR",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "RMS reverse voltage",
          "symbol": "VR(RMS)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 53,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward continuous current",
          "symbol": "IFM",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Average rectified output current",
          "symbol": "Io",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak forward surge current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "t<=1.0s",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak forward surge current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "t=1.0us",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "Pd",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 350,
          "conditions": "Note 2: terminals kept at ambient temperature",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to ambient",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 357,
          "conditions": "Note 2: terminals kept at ambient temperature",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VFM",
          "kind": "electrical",
          "unit": "V",
          "min": 0.62,
          "typ": null,
          "max": null,
          "conditions": "IF=5.0mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VFM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.72,
          "conditions": "IF=5.0mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VFM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.855,
          "conditions": "IF=10.0mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VFM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "IF=100.0mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VFM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.25,
          "conditions": "IF=150.0mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum peak reverse current",
          "symbol": "IRM",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "VR=75V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum peak reverse current",
          "symbol": "IRM",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "VR=75V,Tj=150℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum peak reverse current",
          "symbol": "IRM",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VR=25V,Tj=150℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum peak reverse current",
          "symbol": "IRM",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "VR=20V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction capacitance",
          "symbol": "CJ",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "VR=0.0V, f=1.0MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum reverse recovery time",
          "symbol": "trr",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "IF=10mA, IR=10mA, Irr=0.1*IR, RL=100Ω",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "mmbd4448-tp"
  ],
  "discovery_pitch": "MMBD4448-TP (MCC(Micro Commercial Components)) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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    "mmbd4448-tp.step",
    "mmbd4448-tp.lbr",
    "docs/hero.png",
    "docs/mmbd4448-tp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mmbd4448-tp-hero.glb",
    "mmbd4448-tp-hero.overlay.json",
    "mmbd4448-tp-etched.glb"
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  "visibility": {
    "public": true
  }
}