main
Ray Publish 0.1.1 887c0c5
{
  "schema_version": 1,
  "type": "component",
  "slug": "cesd12vd3-zc",
  "title": "CESD12VD3 ZC",
  "brief": "Changjiang Electronics Tech (CJ) ESD Protection Devices, SOD-323. Diode: pin 1 is the cathode (the banded end) by the KiCad diode-footprint convention, KiCad symbol/footprint/3D.",
  "version": "0.1.1",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "cesd12vd3 zc",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CESD12VD3 ZC",
    "manufacturer": "Changjiang Electronics Tech (CJ)",
    "package": "SOD-323",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "ESD Protection Devices",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/baed9a8d348242e6af1ec2fab79e8d7e.pdf",
    "parts": {
      "symbol": "cesd12vd3-zc.kicad_sym",
      "footprint": "cesd12vd3-zc.kicad_mod",
      "model_3d": "cesd12vd3-zc-hero.glb",
      "model_3d_plain": "cesd12vd3-zc.glb",
      "model_3d_step": "cesd12vd3-zc-etched.step",
      "model_3d_step_plain": "cesd12vd3-zc.step",
      "lbr": "cesd12vd3-zc.lbr"
    },
    "distributor_links": {
      "lcsc": "C22646"
    },
    "distributor_check": {
      "checked_at": "2026-11-04T13:17:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode: the banded end per the datasheet; pad 1 of the KiCad diode footprint."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode."
      }
    ],
    "provenance": {
      "extractor": "extract_pins",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins",
        "primary_model": "cathode-band convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.001,
        "at": "2026-11-04T13:17:39"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/baed9a8d348242e6af1ec2fab79e8d7e.pdf",
        "pages": 6,
        "sha256": "dfeaaa2694a57a27",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      },
      "direction": {
        "direction": "unidirectional",
        "quote": "p.1 title 'CESD12VD3 Uni-direction ESD Protection Diode'; 'ZC = Device code'; single diode symbol",
        "source": "datasheet",
        "set": "2026-11-12T21:28:48Z",
        "read_by": "part-reviewer"
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cesd12vd3-zc.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          1.25,
          1.11
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cd8619b2119cd95683a2c5e660ab4f2d4db674f696cd6f9e9756f221171a214d",
        "checked": "2026-11-04",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cesd12vd3-zc-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          1.25,
          1.11
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "911dd44f1727d183c1cf275e34b341d86aac33e288124c2420528e4f009cfd2a",
        "checked": "2026-11-04",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "polarity": {
      "cathode": "1",
      "anode": "2",
      "marking": "cathode band",
      "source": "datasheet: p.1 title 'CESD12VD3 Uni-direction ESD Protection Diode'; 'ZC = Device code'; single diode symbol; pad 1 = cathode on the KiCad diode footprint (read by part-reviewer)"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Changjiang Electronics Tech (CJ)",
      "Package": "SOD-323",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "dfeaaa2694a57a279200cac0a667a1529e77e77b8348be042b6f2947c0bdbce5",
      "rows": [
        {
          "name": "IEC 61000-4-2 ESD Voltage, Air Model",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "IEC 61000-4-2, ten non-repetitive ESD pulses",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "IEC 61000-4-2 ESD Voltage, Contact Model",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "IEC 61000-4-2, ten non-repetitive ESD pulses",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Voltage Per Human Body Model (JESD22-A114-B)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -16,
          "typ": null,
          "max": 16,
          "conditions": "JESD22-A114-B",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Voltage Machine Model",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -0.4,
          "typ": null,
          "max": 0.4,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Power",
          "symbol": "PPP",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 220,
          "conditions": "Non-repetitive current pulse 8/20µs per IEC61000-4-5",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Current",
          "symbol": "IPP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 9,
          "conditions": "Non-repetitive current pulse 8/20µs per IEC61000-4-5",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Lead Solder Temperature (10 second duration)",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 second duration",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Breakdown voltage",
          "symbol": "V(BR)",
          "kind": "electrical",
          "unit": "V",
          "min": 13.3,
          "typ": null,
          "max": 16.5,
          "conditions": "IT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse leakage current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VRWM=12V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Clamping voltage",
          "symbol": "VC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 24,
          "conditions": "IPP=9A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.9,
          "conditions": "IF=10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse stand off voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction capacitance",
          "symbol": "CJ",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 45,
          "max": null,
          "conditions": "VR=0V, f=1MHz",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cesd12vd3 zc"
  ],
  "discovery_pitch": "CESD12VD3 ZC (Changjiang Electronics Tech (CJ)) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cesd12vd3-zc.kicad_sym",
    "cesd12vd3-zc.kicad_mod",
    "cesd12vd3-zc.glb",
    "cesd12vd3-zc.step",
    "cesd12vd3-zc.lbr",
    "docs/hero.png",
    "docs/cesd12vd3-zc-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cesd12vd3-zc-hero.glb",
    "cesd12vd3-zc-hero.overlay.json",
    "cesd12vd3-zc-etched.glb",
    "cesd12vd3-zc-etched.step"
  ],
  "visibility": "public",
  "description": "Changjiang Electronics Tech (CJ) ESD Protection Devices, SOD-323. Diode: pin 1 is the cathode (the banded end) by the KiCad diode-footprint convention, KiCad symbol/footprint/3D.",
  "org": "adom"
}