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Ray Set visibility: public 50ca645 10h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ap2125k-1-8trg1",
  "title": "AP2125K-1.8TRG1",
  "brief": "MSKSEMI 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",
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    "mpn": "AP2125K-1.8TRG1",
    "manufacturer": "MSKSEMI",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590922995424972800",
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      "model_3d_step_plain": "ap2125k-1-8trg1.step",
      "lbr": "ap2125k-1-8trg1.lbr"
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    "distributor_links": {
      "lcsc": "C22365429"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:44:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
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        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input pin; the datasheet's recommended input voltage range is 1.2V to 5.5V, with a 1uF or larger input capacitor placed close to the VIN and GND pins."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; input and output capacitor ground connections must return to this pin using short, wide traces."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable control; EN falling below 0.4V puts the device in shutdown (typical shutdown current 0.1µA), and EN must be at or above 1.0V (rising threshold) to enable the output."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Floating pin with no internal connection, to be left unconnected."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output; use a ceramic output capacitor of 1uF to 22uF (ESR above 1mΩ) placed close to the VOUT and GND pins, with output current limited to 600mA (typical)."
      }
    ],
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet says the EN-enable version is 'optional' (有带 EN 使能引脚的版本可选) and does not explicitly sta; Pin 4 is described only as NC (floating). Its functionality is not further specified in the datashee"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0425,
        "at": "2026-10-18T14:41:57"
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        "pages": 14,
        "sha256": "c28f07d50c0135a8",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
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        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "MSKSEMI",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
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      "source": "datasheet",
      "datasheet_sha256": "c28f07d50c0135a8e065ed7f6edad202b1d212d391da960d0a4cdadab447c483",
      "rows": [
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          "name": "Input voltage",
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          "min": 1.2,
          "typ": null,
          "max": 5.5,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Output voltage accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "ILOAD = 0.1mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output current limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 301,
          "typ": 600,
          "max": null,
          "conditions": "VOUT = 0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Shutdown current",
          "symbol": "ISD",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.1,
          "max": 0.5,
          "conditions": "VEN = 0V, VOUT = 0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "EN input current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 10,
          "max": 100,
          "conditions": "VEN = 5V",
          "source_page": 7,
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        },
        {
          "name": "Input voltage (recommended operating)",
          "symbol": "VIN",
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          "typ": null,
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        },
        {
          "name": "Application junction temperature range",
          "symbol": "",
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          "unit": "°C",
          "min": -40,
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          "conditions": "",
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        {
          "name": "Application ambient temperature range",
          "symbol": "",
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          "min": -40,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "VIN to GND",
          "symbol": "",
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        },
        {
          "name": "VOUT, EN to GND",
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          "min": -0.3,
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        {
          "name": "VOUT to VIN",
          "symbol": "",
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          "min": -6,
          "typ": null,
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        },
        {
          "name": "Soldering temperature",
          "symbol": "",
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          "unit": "°C",
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          "typ": null,
          "max": 260,
          "conditions": "10 sec.",
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        {
          "name": "Junction temperature (absolute maximum)",
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        {
          "name": "Storage temperature range",
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          "min": -60,
          "typ": null,
          "max": 150,
          "conditions": "",
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        {
          "name": "ESD HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "KV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "",
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        },
        {
          "name": "ESD MM",
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          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
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        },
        {
          "name": "ESD CDM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "KV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "",
          "source_page": 6,
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        }
      ]
    }
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  "discovery_pitch": "AP2125K-1.8TRG1 (MSKSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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