AZ431BN-TP

{
  "schema_version": 1,
  "type": "component",
  "slug": "az431bn-tp",
  "title": "AZ431BN-TP",
  "brief": "TECH PUBLIC Voltage Reference, SOT-23. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "AZ431BN-TP",
    "manufacturer": "TECH PUBLIC",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Reference",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e9ca24468948c8bc6585d556d36a944d.pdf",
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      "model_3d_step_plain": "az431bn-tp.step",
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "REF",
        "type": "input",
        "description": "Reference (feedback) input. Internally compared against the 2.500 V bandgap; drives the output transistor to hold this pin at Vref. Typical reference input current 0.7 uA (max 4.0 uA); max ±10 mA absolute."
      },
      {
        "number": "2",
        "name": "CATHODE",
        "type": "passive",
        "description": "Cathode (K) of the shunt regulator. Sinks the regulation current from the load through an external bias resistor. Operating cathode current 1.0 mA to 100 mA (abs max -100 to +150 mA); Vka up to 36 V; dynamic impedance ~0.15 Ω typ."
      },
      {
        "number": "3",
        "name": "ANODE",
        "type": "passive",
        "description": "Anode (A) of the shunt regulator; reference node for Vka and Vref. Typically tied to circuit ground/return."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e9ca24468948c8bc6585d556d36a944d.pdf",
        "pages": 5,
        "sha256": "af258e73aec7d5cb",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
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        "refuses_to_fabricate": true
      }
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        "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": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-07",
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      },
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
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        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TECH PUBLIC",
      "Package": "SOT-23",
      "Category": "PMIC",
      "Pins": "3"
    }
  },
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "AZ431BN-TP (TECH PUBLIC) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
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  "visibility": {
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  },
  "updated_at": "2026-09-24T17:24:49.693Z"
}