main
Ray Set visibility: public d1003c8 12d ago
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{
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  "type": "component",
  "slug": "ap2127k-1-0trg1",
  "title": "AP2127K-1.0TRG1",
  "brief": "Diodes Incorporated Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. 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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  "component": {
    "mpn": "AP2127K-1.0TRG1",
    "manufacturer": "Diodes Incorporated",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.diodes.com/assets/Datasheets/AP2127K-1.0TRG1.pdf",
    "parts": {
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      "footprint": "ap2127k-1-0trg1.kicad_mod",
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      "checked_at": "2026-10-23T18:21:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 886 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    "pins": [
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        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input; decouple with a 1µF ceramic capacitor to GND placed close to the device, operating range 2.5V to 6V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
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      {
        "number": "3",
        "name": "Shutdown",
        "type": "input",
        "description": "Enable input with 1.5V minimum high level and 0.5V maximum low level, with an internal 3MΩ typical pull-down resistance; low turns the output off and enables the auto-discharge MOSFET."
      },
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        "number": "4",
        "name": "NC/ADJ",
        "type": "unconnected",
        "description": "No connection on fixed-voltage versions such as the 1.0V part (on the adjustable version this is the VOUT feedback input for the resistor divider)."
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      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated power output (1.0V fixed for this part), 300mA maximum, with a 1µF or larger ceramic output capacitor to GND."
      }
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        "at": "2026-10-23T18:21:29"
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        "pages": 24,
        "sha256": "d48c96ac985d348a",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 5,
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  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
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          "unit": "mA",
          "min": 300,
          "typ": 400,
          "max": null,
          "conditions": "VIN - VOUT = 1V, VOUT = 0.98 x VOUT",
          "source_page": 5,
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        {
          "name": "Load Regulation",
          "symbol": "ΔVOUT",
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          "max": 10,
          "conditions": "VIN - VOUT = 1V, 1mA ≤ IOUT ≤ 300mA",
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          "name": "Line Regulation",
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          "conditions": "VOUT + 0.5V ≤ VIN ≤ 6V, IOUT = 30mA",
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          "name": "Dropout Voltage",
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          "typ": 1400,
          "max": 1500,
          "conditions": "VOUT = 1.0V, IOUT = 300mA",
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          "name": "Quiescent Current",
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          "conditions": "VIN = VOUT +1V, IOUT = 0mA",
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          "name": "Shutdown High Voltage",
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          "name": "Shutdown Low Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
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          "max": 0.5,
          "conditions": "Shutdown Input Voltage Low",
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        {
          "name": "Input Voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
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          "min": 2.5,
          "typ": null,
          "max": 6,
          "conditions": "@TA = +25°C",
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        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
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          "max": 85,
          "conditions": "@TA = +25°C",
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        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
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          "min": null,
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          "max": 6.5,
          "conditions": "@TA = +25°C",
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          "name": "Output Current",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
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          "typ": null,
          "max": 450,
          "conditions": "@TA = +25°C",
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        {
          "name": "Junction Temperature",
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          "name": "Storage Temperature Range",
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        {
          "name": "Lead Temperature",
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          "kind": "absolute_maximum",
          "unit": "°C",
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          "max": 260,
          "conditions": "Soldering, 10sec",
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        {
          "name": "ESD (Human Body Model)",
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        {
          "name": "Thermal Resistance Junction to Ambient",
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          "conditions": "SOT-23-5",
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        {
          "name": "Thermal Resistance Junction to Case",
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          "kind": "thermal",
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          "name": "Output Voltage Temperature Coefficient",
          "symbol": "ΔVOUT/VOUT/ΔT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
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          "conditions": "IOUT = 30mA, -40°C ≤ TA ≤ +85°C (printed ±100)",
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          "name": "Short Current Limit",
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          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "VOUT = 0V",
          "source_page": 5,
          "source": "datasheet"
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          "name": "Soft Start Time",
          "symbol": "tSS",
          "kind": "timing",
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          "typ": 50,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "RMS Output Noise",
          "symbol": "VNOISE",
          "kind": "electrical",
          "unit": "µVRMS",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "TA = +25°C, 10Hz ≤ f ≤ 100kHz, VOUT = 0.8V",
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          "source": "datasheet"
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        {
          "name": "PSRR",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 68,
          "max": null,
          "conditions": "AP2127-1.0V to 4.2V, Ripple 1VP-P, VIN = VOUT +1V, f = 1kHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VOUT Discharge MOSFET RDS(ON)",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "Shutdown Input Voltage Low",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Pull Down Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "MΩ",
          "min": null,
          "typ": 3,
          "max": null,
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          "source_page": 5,
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        {
          "name": "Thermal Shutdown",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 165,
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          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
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