main
Ray Set visibility: public e6b9380 3d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "mcp1725t-3302e",
  "title": "MCP1725T-3302E",
  "brief": "Microchip Tech Power Management Specialized - PMIC, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power supply chip",
    "mcp1725t-3302e",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "MCP1725T-3302E",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Supply Chip",
    "subcategory": "Power Management Specialized - PMIC",
    "datasheet": "https://ww1.microchip.com/downloads/aemDocuments/documents/OTH/ProductDocuments/DataSheets/22026b.pdf",
    "parts": {
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      "model_3d_step": "mcp1725t-3302e-etched.step",
      "model_3d_step_plain": "mcp1725t-3302e.step",
      "lbr": "mcp1725t-3302e.lbr"
    },
    "distributor_links": {
      "lcsc": "C623080"
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    "distributor_check": {
      "checked_at": "2026-10-23T12:14:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
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    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage supply, operating range 2.3V to 6.0V; a 1 µF to 10 µF input capacitor is recommended if the source is far away or a battery."
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      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Second input voltage supply pin, operating range 2.3V to 6.0V, connected to the same input source as pin 1."
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      {
        "number": "3",
        "name": "SHDN",
        "type": "input",
        "description": "Shutdown control input: logic-high enables the LDO output, logic-low disables it and PWRGD goes low, with typical shutdown quiescent current of 0.1 µA."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, connect to a quiet circuit ground; it only conducts the LDO quiescent current (typically 120 µA)."
      },
      {
        "number": "5",
        "name": "PWRGD",
        "type": "tri_state",
        "description": "Open-drain power good output that indicates the output is within 92% (typical) of nominal regulation, with 2% typical hysteresis and a delay set by CDELAY."
      },
      {
        "number": "6",
        "name": "CDELAY",
        "type": "passive",
        "description": "Power good delay set-point input; a capacitor to ground adjusts the PWRGD delay from 200 µs (no capacitor) to 300 ms (0.1 µF)."
      },
      {
        "number": "7",
        "name": "Sense",
        "type": "input",
        "description": "Voltage sense input on the fixed-output version, providing output voltage feedback to the internal circuitry and improving load regulation."
      },
      {
        "number": "8",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage, requires a minimum 1.0 µF output capacitance for stability."
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    "provenance": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin function table labels SHDN as 'active-low' but section 3.2 says logic-high enables the output (a; The MPN 'MCP1725T-3302E' has no package suffix and the ordering information page is not in the provi; The PWRGD type is set to tri_state for the open-drain output (KiCad has no open-collector class here"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0743,
        "at": "2026-10-23T12:13:43"
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        "pages": 32,
        "sha256": "280bae2ee8a97ab3",
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  "metadata": {
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      "Package": "SOIC-8",
      "Category": "Power Supply Chip",
      "Pins": "8"
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    "appearance": {
      "contacts": {
        "quote": "Package Type: MC = Plastic Dual Flat No Lead (DFN) (2x3 Body), 8-lead SN = Plastic Small Outline (150 mil Body), 8-lead",
        "page": 29,
        "doc": "ds.pdf",
        "plating": "tin"
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          "kind": "electrical",
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          "name": "Fixed Output Voltage Tolerance",
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          "kind": "tolerance",
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          "min": -2.5,
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          "conditions": "VR = 3.3V nominal; printed VR - 2.5% to VR + 2.5%, typ VR ±0.5%; Note 2",
          "source_page": 5,
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        {
          "name": "Dropout Voltage",
          "symbol": "VIN-VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 210,
          "max": 350,
          "conditions": "IOUT = 500 mA, (Note 5) VIN(MIN) = 2.3V",
          "source_page": 6,
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          "name": "PWRGD Input Voltage Operating Range",
          "symbol": "VPWRGD_VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": null,
          "max": 6,
          "conditions": "TA = +25°C",
          "source_page": 6,
          "source": "datasheet"
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          "name": "PWRGD Input Voltage Operating Range",
          "symbol": "VPWRGD_VIN",
          "kind": "electrical",
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          "conditions": "TA = -40°C to +125°C",
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          "name": "PWRGD Threshold Voltage",
          "symbol": "VPWRGD_TH",
          "kind": "electrical",
          "unit": "%VOUT",
          "min": 89,
          "typ": 92,
          "max": 95,
          "conditions": "Falling Edge, VOUT < 2.5V Fixed, VOUT = Adj.",
          "source_page": 6,
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          "conditions": "Falling Edge, VOUT >= 2.5V Fixed",
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          "name": "PWRGD Output Voltage Low",
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          "unit": "V",
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          "conditions": "IPWRGD SINK = 1.2 mA, ADJ = 0V, SENSE = 0V",
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          "name": "PWRGD Time Delay",
          "symbol": "TPG",
          "kind": "timing",
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          "min": 10,
          "typ": 30,
          "max": 55,
          "conditions": "Rising Edge, RPULLUP = 10 kΩ, ICDELAY = 140 nA (Typ), CDELAY = 0.01 µF",
          "source_page": 6,
          "source": "datasheet"
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          "name": "Shutdown Logic High Input",
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          "name": "SHDN Input Leakage Current",
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          "name": "ESD Protection HBM",
          "symbol": "",
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          "unit": "kV",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "all pins, ≥ 2 kV",
          "source_page": 5,
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        {
          "name": "ESD Protection MM",
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          "unit": "V",
          "min": 200,
          "typ": null,
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          "conditions": "all pins, ≥ 200V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, 8LD SOIC junction to ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 163,
          "max": null,
          "conditions": "4-Layer JC51-7 Standard Board",
          "source_page": 7,
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          "name": "Thermal Resistance, 8LD SOIC junction to case",
          "symbol": "θJC",
          "kind": "thermal",
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          "min": null,
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          "conditions": "IOUT = 200 mA, f = 1 kHz, COUT = 10 µF (X7R Ceramic), VOUT = 2.5V",
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          "name": "Thermal Shutdown Temperature",
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          "conditions": "IOUT = 100 µA, VOUT = 1.8V, VIN = 2.8V",
          "source_page": 7,
          "source": "datasheet"
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    "name": "Ray",
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}