ICW1235A120PGQ1

{
  "schema_version": 1,
  "type": "component",
  "slug": "icw1235a120pgq1",
  "title": "ICW1235A120PGQ1",
  "brief": "ICW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT89-3. 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 management (pmic)",
    "icw1235a120pgq1",
    "factory-2.0.0",
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  "component": {
    "mpn": "ICW1235A120PGQ1",
    "manufacturer": "ICW",
    "package": "SOT89-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603356925619167232",
    "parts": {
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      "lbr": "icw1235a120pgq1.lbr"
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    "distributor_links": {
      "lcsc": "C5448732"
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    "distributor_check": {
      "checked_at": "2026-10-18T20:30:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated voltage output (12.0V for this variant), driven by an internal P-channel MOSFET; VOUT must not exceed VIN+0.3V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; the package tab is also labeled 2 and the thermal pad is connected to ground to improve thermal performance."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Voltage input, operating range 2.2V to 40V, with an absolute maximum of 45V."
      }
    ],
    "provenance": {
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The SOT89-3 (P) pinout is read from the package drawing: 1=VOUT, 2=GND, 3=VIN. The datasheet also sh; The A-series part has the enable function built in, with no external EN pin on SOT89-3. The pin func; The tab is labeled 2 in the drawing. The thermal pad is described as connected to ground, so the tab",
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "at": "2026-10-18T20:30:39"
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      "pins": {
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        "described": 3,
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        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
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  "metadata": {
    "specs": {
      "Manufacturer": "ICW",
      "Package": "SOT89-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
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      "source": "datasheet",
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      "rows": [
        {
          "name": "Output voltage (输出电压), limit as multiple of VOUT(S)",
          "symbol": "VOUT(S)",
          "kind": "tolerance",
          "unit": "x VOUT(S)",
          "min": 0.98,
          "typ": null,
          "max": 1.02,
          "conditions": "VIN=VOUT(S)+2V, IOUT=1mA; limits multiply VOUT(S), 12.0V for this MPN",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage (压差), IOUT=1mA",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 4,
          "max": 8,
          "conditions": "VEN=VIN, VOUT(S)=3.3V, IOUT=1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage (压差), IOUT=200mA",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "VEN=VIN, VOUT(S)=3.3V, IOUT=200mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line regulation (电源电压调整率)",
          "symbol": "ΔVOUT/(VOUT·ΔVIN)",
          "kind": "electrical",
          "unit": "％/V",
          "min": null,
          "typ": 0.01,
          "max": 0.02,
          "conditions": "VOUT(S)+2V≤VIN≤40V, IOUT=1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load regulation (负载特性), VOUT(S)>5.3V",
          "symbol": "VOUT2",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 50,
          "max": 80,
          "conditions": "VIN=VOUT(S)+2V, 1mA≤IOUT≤200mA, VOUT(S)>5.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Temperature stability (温度稳定性)",
          "symbol": "ΔVOUT/(ΔTa·VOUT(S))",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VIN=VOUT(S)+2V, IOUT=10mA, -40≤Ta≤125",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ground current (接地电流), no load, VOUT(S)>5.3V",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "uA",
          "min": 1.5,
          "typ": 2.3,
          "max": 3.5,
          "conditions": "VEN=VIN, no load, VOUT(S)>5.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown current (关断电流)",
          "symbol": "ISHUT",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "EN=0, VIN=40.0V, VEN=0",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating voltage (工作电压)",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 2.2,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output current limit (输出限流)",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 200,
          "typ": null,
          "max": 450,
          "conditions": "VIN=VOUT(S)+2V, VOUT=0.95×VOUT(S)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum output current (最大输出电流)",
          "symbol": "IOUTMAX",
          "kind": "electrical",
          "unit": "mA",
          "min": 150,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN high level (EN高电位)",
          "symbol": "VENH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN low level (EN低电位)",
          "symbol": "VENL",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 0.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN high-level leakage (EN高电位漏电)",
          "symbol": "IENH",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=40V, VEN=VIN",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN low-level leakage (EN低电位漏电)",
          "symbol": "IENL",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=40V, VEN=0",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (工作电压) absolute maximum",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 45,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output voltage (输出电压) absolute maximum",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.3,
          "conditions": "printed as Vss-0.3 (min, referenced to Vss) and VIN+0.3 (max, referenced to VIN)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation (耗散功率), SOT89-3",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "SOT89-3",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient (封装热阻), SOT89-3",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "junction to ambient, SOT89-3",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature (工作环境温度)",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature (储存温度范围)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM (ESD等级)",
          "symbol": "ESD HBM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -4000,
          "typ": null,
          "max": 4000,
          "conditions": "HBM, printed as ±4000V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input capacitor (输入电容 CIN) recommended",
          "symbol": "CIN",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "recommended value 1 µF or more",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor (输出电容 COUT) recommended",
          "symbol": "COUT",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "recommended value 1 µF or more",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor voltage rating (COUT=1uF) recommended",
          "symbol": "COUT rated voltage",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 25,
          "typ": null,
          "max": null,
          "conditions": "when COUT=1uF, recommended not less than 25V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor change over temperature (COUT=1uF) recommended",
          "symbol": "ΔC/C",
          "kind": "recommended_operating",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "at high or low temperature, when COUT=1uF",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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