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Ray Set visibility: public 69393db 5h ago
{
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  "type": "component",
  "slug": "st732m28r",
  "title": "ST732M28R",
  "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "manufacturer": "STMicroelectronics",
    "package": "SOT-23-5L",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.st.com/resource/en/datasheet/st732m28r.pdf",
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      "lbr": "st732m28r.lbr"
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      "lcsc": "C3745241",
      "digikey": "497-ST732M28RTR-ND",
      "mouser": "511-ST732M28R"
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "found"
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    },
    "pins": [
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        "name": "GND",
        "type": "power_in",
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      {
        "number": "2",
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        "type": "power_in",
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      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage pin that supplies up to 300 mA and needs a minimum 0.47 µF output capacitor for stability."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Not internally connected."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "Not internally connected."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The ordering table (Table 8) lists ST732M28R with 2.8 V output and marking 228 but does not name the"
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        "pages_sent": 21,
        "cost_usd": 0.0113,
        "at": "2026-11-06T00:05:15"
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        "pages": 21,
        "sha256": "f8cd0ca941e65a14",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "SOT-23-5L",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "appearance": {
      "contacts": {
        "quote": "PCB copper area through the package leads. The PCB copper area acts as a heat sink. The footprint copper",
        "page": 7,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "f8cd0ca941e65a140804b75769870080fd657688670f46abddc241a511164e03"
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      "source": "datasheet",
      "datasheet_sha256": "f8cd0ca941e65a140804b75769870080fd657688670f46abddc241a511164e03",
      "rows": [
        {
          "name": "Operating input voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 28,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output voltage accuracy at TJ = 25 °C",
          "symbol": "VOUT",
          "kind": "tolerance",
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        {
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          "kind": "tolerance",
          "unit": "%",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "-40 °C < TJ < +125 °C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Static line regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.05,
          "conditions": "VIN = VOUT(NOM) + 1 V to 28 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage at 100 mA",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 200,
          "max": 350,
          "conditions": "IOUT = 100 mA, VIN = VOUT(NOM) - 0.1 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage at 300 mA",
          "symbol": "VDROP",
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          "min": null,
          "typ": 600,
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          "conditions": "IOUT = 300 mA, VIN = VOUT(NOM) - 0.1 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current at no load",
          "symbol": "IQ",
          "kind": "electrical",
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          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "IOUT = 0 mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
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          "symbol": "IQ",
          "kind": "electrical",
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        },
        {
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          "source": "datasheet"
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        {
          "name": "Output voltage absolute maximum",
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          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 14,
          "conditions": "DC output voltage, referred to GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TST",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
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          "conditions": "",
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        {
          "name": "Operating temperature range",
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        {
          "name": "Thermal resistance junction-ambient",
          "symbol": "RthJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 190,
          "max": null,
          "conditions": "4-layer (2S2P) JEDEC test board per JESD 51-7",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-case",
          "symbol": "RthJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input capacitor minimum",
          "symbol": "CIN",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 0.1,
          "typ": null,
          "max": null,
          "conditions": "placed close to VIN, returned to clean analog ground",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor minimum",
          "symbol": "COUT",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 0.47,
          "typ": null,
          "max": null,
          "conditions": "good quality ceramic (X5R/X7R), over full temperature, load and input voltage ranges",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor ESR range",
          "symbol": "ESR",
          "kind": "recommended_operating",
          "unit": "mΩ",
          "min": 5,
          "typ": null,
          "max": 500,
          "conditions": "output capacitor equivalent series resistance",
          "source_page": 7,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "ST732M28R (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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