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Ray Set visibility: public 3df264f 5h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "db157s",
  "title": "DB157S",
  "brief": "MDD(Microdiode Electronics) Bridge Rectifiers, DBS. 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",
    "db157s",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DB157S",
    "manufacturer": "MDD(Microdiode Electronics)",
    "package": "DBS",
    "pin_count": 4,
    "category": "Diodes",
    "subcategory": "Bridge Rectifiers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a698e12d288cf30a690d6f1bd7b241c5.pdf",
    "parts": {
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      "footprint": "db157s.kicad_mod",
      "model_3d": "db157s-hero.glb",
      "model_3d_plain": "db157s-etched.glb",
      "model_3d_step": "db157s-etched.step",
      "model_3d_step_plain": "db157s.step",
      "lbr": "db157s.lbr"
    },
    "distributor_links": {
      "lcsc": "C41614",
      "digikey": "6557-DB157STR-ND",
      "mouser": "583-DB157S"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T05:27:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "6557-DB157STR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "583-DB157S",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "+",
        "type": "passive",
        "description": "Positive DC output of the bridge; the datasheet marks it \"+\" and it is the cathode side of the rectifier, rated 1.5 A average forward current."
      },
      {
        "number": "2",
        "name": "-",
        "type": "passive",
        "description": "Negative DC output of the bridge; the datasheet marks it \"-\" and it is the return side, with the device rated up to 1000 V VRRM for the DB157S."
      },
      {
        "number": "3",
        "name": "3",
        "type": "passive",
        "description": "AC input terminal of the bridge; the DB157S has a VRMS rating of 700 V."
      },
      {
        "number": "4",
        "name": "4",
        "type": "passive",
        "description": "AC input terminal of the bridge; the DB157S has a VRMS rating of 700 V."
      }
    ],
    "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 schematic in the drawing labels pins (1)=+, (2)=-, (3)=~, (4)=~. The package outline drawing is ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 2,
        "cost_usd": 0.0651,
        "at": "2026-10-21T05:24:02"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a698e12d288cf30a690d6f1bd7b241c5.pdf",
        "pages": 2,
        "sha256": "125bc164a59543be",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "db157s.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10,
          8.51,
          3.4
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "884dca05e3e3252e9ab75c8e28b05b4a52460b6dc72488bc357139d65679f46f",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "db157s-etched.step",
        "role": "eda",
        "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": "43da75fb677daefd6c579b37a8fed3d3c6a9561fb367b14f5545287a8f7fb0cd",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MDD(Microdiode Electronics)",
      "Package": "DBS",
      "Category": "Diodes",
      "Pins": "4"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "125bc164a59543be90f5e0eba0d75852fe859497a015f4ef045629dee8765afd",
      "rows": [
        {
          "name": "Maximum repetitive peak reverse voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum RMS voltage",
          "symbol": "VRMS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 700,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC blocking voltage",
          "symbol": "VDC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum average forward rectified current",
          "symbol": "IF(AV)",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "at TC=40°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak forward surge current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "8.3ms single half sine-wave superimposed on rated load (JEDEC Method)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum instantaneous forward voltage drop per leg",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.1,
          "conditions": "per leg at 1.5A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "TA=25°C, at rated DC blocking voltage",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "TA=100°C, at rated DC blocking voltage",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "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"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "db157s"
  ],
  "discovery_pitch": "DB157S (MDD(Microdiode Electronics)) 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",
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    "db157s.kicad_mod",
    "db157s.glb",
    "db157s.step",
    "db157s.lbr",
    "docs/hero.png",
    "docs/db157s-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "db157s-hero.glb",
    "db157s-hero.overlay.json",
    "db157s-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}