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Ray Set visibility: public 7cd9fbe 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "bzv49-c11",
  "title": "BZV49-C11",
  "brief": "Nexperia Zener Diodes, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "manufacturer": "Nexperia",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
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      "lbr": "bzv49-c11.lbr"
    },
    "distributor_links": {
      "lcsc": "C550357"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T09:37:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "anode",
        "type": "passive",
        "description": "Anode terminal of the BZV49-C11 voltage regulator diode (11 V nominal working voltage, VZ 10.4 to 11.6 V at IZtest 5 mA), with 0.4 W... "
      },
      {
        "number": "2",
        "name": "cathode",
        "type": "passive",
        "description": "Cathode terminal of the BZV49-C11 voltage regulator diode; the series is rated for total power dissipation of max. 1 W at Tamb = 25 °C and continuous forward current of max. 250 mA."
      },
      {
        "number": "3",
        "name": "anode",
        "type": "passive",
        "description": "Anode terminal of the BZV49-C11 voltage regulator diode, paired with pin 1 as the second anode lead of the SOT89 package."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 1 description was drafted with an unsupported rating fragment; the datasheet text gives only the; The SOT89 collector pad (thermal tab) is described in the package text but is not assigned a numbere; Pin types use KiCad 'passive' for diode anode/cathode terminals since the datasheet does not assign "
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        "pages_sent": 11,
        "cost_usd": 0.046,
        "at": "2026-10-19T09:35:12"
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        "pages": 11,
        "sha256": "d11cb65034cc8cae",
        "source_tier": "lcsc"
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      "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"
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        "role": "plain",
        "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": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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        "role": "eda",
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        "footprint_binding": "identity",
        "sha256": "5e417b9589e24199138bbe781913c94bf59cb199c552ea244e330ff44f9211bc",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Nexperia",
      "Package": "SOT-89-3",
      "Category": "Diodes",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d11cb65034cc8cae6f411a42068ca92dd3463fafcdc3fdfdecba2f585c4755b0",
      "rows": [
        {
          "name": "Working voltage (Zener voltage)",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 10.4,
          "typ": null,
          "max": 11.6,
          "conditions": "at IZtest = 5 mA; Tj = 25 °C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Differential resistance",
          "symbol": "rdif",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 10,
          "max": 20,
          "conditions": "at IZtest = 5 mA; Tj = 25 °C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient",
          "symbol": "SZ",
          "kind": "temperature_coefficient",
          "unit": "mV/K",
          "min": 5.4,
          "typ": 7.4,
          "max": 9,
          "conditions": "at IZtest = 5 mA; Tj = 25 °C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Diode capacitance",
          "symbol": "Cd",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 85,
          "conditions": "at f = 1 MHz; VR = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "at VR = 8.0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak reverse current",
          "symbol": "IZSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "tp = 100 μs; square wave; Tj = 25 °C prior to surge",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Continuous forward current",
          "symbol": "IF",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Total power dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Tamb = 25 °C; note 1 (device mounted on ceramic substrate, area 2.5 cm2, thickness 0.7 mm)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak reverse power dissipation",
          "symbol": "PZSM",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "tp = 100 μs; square wave; Tj = 25 °C prior to surge; see Fig.2",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "IF = 50 mA; see Fig.3",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to tie-point",
          "symbol": "Rth(j-tp)",
          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient",
          "symbol": "Rth(j-a)",
          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": 125,
          "max": null,
          "conditions": "note 1 (device mounted on ceramic substrate, area 2.5 cm2, thickness 0.7 mm)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Voltage tolerance (E24 series)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "approx.; E24 tolerance series, applies to the nominal working voltage",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "BZV49-C11 (Nexperia) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}