AP2121AK-3.2TRE1

{
  "slug": "ap2121ak-3-2tre1",
  "version": "0.1.0",
  "type": "component",
  "description": "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.",
  "tags": [
    "component",
    "power management (pmic)",
    "ap2121ak-3.2tre1",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
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    "path": "docs/hero.png"
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  "files": [
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    "README.md",
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    "ap2121ak-3-2tre1.kicad_mod",
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    "ap2121ak-3-2tre1.step",
    "ap2121ak-3-2tre1.lbr",
    "docs/hero.png",
    "docs/ap2121ak-3-2tre1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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  "component": {
    "mpn": "AP2121AK-3.2TRE1",
    "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://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560100808190173184",
    "parts": {
      "symbol": "ap2121ak-3-2tre1.kicad_sym",
      "footprint": "ap2121ak-3-2tre1.kicad_mod",
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      "model_3d_plain": "ap2121ak-3-2tre1-etched.glb",
      "model_3d_step": "ap2121ak-3-2tre1-etched.step",
      "model_3d_step_plain": "ap2121ak-3-2tre1.step",
      "lbr": "ap2121ak-3-2tre1.lbr"
    },
    "distributor_links": {
      "lcsc": "C5944008",
      "digikey": "AP2121AK-3.2TRE1-ND",
      "mouser": "621-AP2121AK-3.2TRE1"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T06:29:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AP2121AK-3.2TRE1-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "621-AP2121AK-3.2TRE1",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage pin; the datasheet recommends an input voltage of 2 V to 6 V (absolute maximum 6.5 V), with 1 µF input capacitance required."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
      },
      {
        "number": "3",
        "name": "CE",
        "type": "input",
        "description": "Active-high enable input: logic high (at least 1.5 V) enables the regulator and logic low (at most 0.25 V) shuts it down, with an internal 5 MΩ typical pull-down resistor on this Active High (AK) part."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage; for the AP2121AK-3.2 this is a fixed 3.2 V output with output current more than 200 mA (300 mA limit) and a stability requirement of more than 1 µF of output capacitance with ESR from 0.01 Ω to 100 Ω."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The SOT-23-5 pinout is taken from the Pin Descriptions table on page 2 (columns SOT-23-5 column). Th; The datasheet states AP2121 is not recommended for new designs and points to the AP7343 as the repla; Pin descriptions for CE and VOUT draw on electrical limits from pages 3 and 4 (CE thresholds, pull-d"
        ],
        "pages_sent": 28,
        "cost_usd": 0.1072,
        "at": "2026-10-18T06:26:52"
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        "pages": 28,
        "sha256": "41e2a9b4a27eea83",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
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        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
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        "sha256": "70deba085ef21b0ca73f520a5c17e6cf1b8774d7707da4a09706eb84dab8f8c6",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}