main
Ray Set visibility: public 3b0db1a 4d ago
{
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  "slug": "pzu2-4ba-qx",
  "title": "PZU2.4BA-QX",
  "brief": "Nexperia Zener Diodes, SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "subcategory": "Zener Diodes",
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    "distributor_links": {
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "quota"
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      "mouser": {
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        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode of the Zener diode, identified by the marking bar on the package; the part is a general-purpose Zener with PZU2.4BA-Q nominal working voltage of 2.4 V (VZ 2.3 V to 2.6 V at IZ = 5 mA)."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode of the Zener diode; forward current is limited to IF 200 mA maximum and forward voltage is 1.1 V maximum at IF = 100 mA."
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        "primary_mode": "text",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 12,
        "cost_usd": 0.0911,
        "at": "2026-10-22T17:44:47"
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        "pages": 12,
        "sha256": "389b87cd7a1bba24",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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        "seat": "z = 0",
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
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        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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  "metadata": {
    "specs": {
      "Manufacturer": "Nexperia",
      "Package": "SOD-323",
      "Category": "Diodes",
      "Pins": "2"
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          "source_page": 4,
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          "name": "Tolerance (series B)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "approximately",
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        {
          "name": "Maximum differential resistance",
          "symbol": "rdif",
          "kind": "electrical",
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        {
          "name": "Reverse current",
          "symbol": "IR",
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          "conditions": "VR = 1 V",
          "source_page": 4,
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        {
          "name": "Diode capacitance",
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          "unit": "pF",
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          "conditions": "f = 1 MHz; VR = 0 V",
          "source_page": 4,
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        },
        {
          "name": "Non-repetitive peak reverse current",
          "symbol": "IZSM",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "tp = 100 μs; square wave; Tj = 25 °C prior to surge",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Forward voltage",
          "symbol": "VF",
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          "min": null,
          "typ": null,
          "max": 0.9,
          "conditions": "IF = 10 mA, Tamb = 25 °C",
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          "typ": null,
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        {
          "name": "Forward current",
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        },
        {
          "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",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Total power dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 320,
          "conditions": "Tamb ≤ 25 °C; FR4 PCB, standard footprint",
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        {
          "name": "Total power dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 490,
          "conditions": "Tamb ≤ 25 °C; FR4 PCB, mounting pad for cathode 1 cm2",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
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          "unit": "°C",
          "min": null,
          "typ": null,
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        },
        {
          "name": "Ambient temperature",
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          "min": -55,
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        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to ambient",
          "symbol": "Rth(j-a)",
          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": null,
          "max": 390,
          "conditions": "in free air; FR4 PCB, standard footprint",
          "source_page": 3,
          "source": "datasheet"
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          "name": "Thermal resistance junction to ambient",
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          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": null,
          "max": 255,
          "conditions": "in free air; FR4 PCB, mounting pad for cathode 1 cm2",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to solder point",
          "symbol": "Rth(j-sp)",
          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": null,
          "max": 55,
          "conditions": "soldering point of cathode tab",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient",
          "symbol": "SZ",
          "kind": "temperature_coefficient",
          "unit": "mV/K",
          "min": null,
          "typ": -1.6,
          "max": null,
          "conditions": "IZ = 5 mA",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "PZU2.4BA-QX (Nexperia) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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