LM29151R-5.0

{
  "slug": "lm29151r-5-0",
  "version": "0.1.0",
  "type": "component",
  "description": "HTC Korea TAEJIN Tech Linear Voltage Regulators (LDO), TO-263-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "power management ics",
    "lm29151r-5.0",
    "factory-2.0.0",
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  "dependencies": {},
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    "path": "docs/hero.png"
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    "lm29151r-5-0.lbr",
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  "component": {
    "mpn": "LM29151R-5.0",
    "manufacturer": "HTC Korea TAEJIN Tech",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/6858ebcd634d43c21d5b459a005f9dd5.pdf",
    "parts": {
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      "lbr": "lm29151r-5-0.lbr"
    },
    "distributor_links": {
      "lcsc": "C262537",
      "digikey": "5536-LM29151R-5.0TR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:09:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "5536-LM29151R-5.0TR-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Chip enable input for ON/OFF control; logic high (on) is 2.4V minimum and logic low (off) is 0.8V maximum, with the pin rated to 26V continuous (VEN max 26V, 30V per the enable description)."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply; operating input voltage is up to 26V, with transient protection between -20V and +60V (60V limited to under 100 ms at 1% duty cycle)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator; ground pin current is the quiescent current, about 8mA at 750mA load."
      },
      {
        "number": "4",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage, 5.0V fixed for this variant (±1% initial tolerance); requires a minimum 10uF output capacitor at full load."
      },
      {
        "number": "5",
        "name": "FLG / ADJ",
        "type": "output",
        "description": "Error flag open-collector output on the LM29151 that pulls low when the output drops 5% below nominal and can sink 10mA; it is inoperative during over-temperature shutdown."
      },
      {
        "number": "6",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
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        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
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        "cost_usd": 0.0007,
        "at": "2026-10-27T00:08:57"
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        "pages": 12,
        "sha256": "edf268513dcf5ffe",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
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}