PJ78L05SQ-N

{
  "schema_version": 1,
  "type": "component",
  "slug": "pj78l05sq-n",
  "title": "PJ78L05SQ-N",
  "brief": "PJSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
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  "component": {
    "mpn": "PJ78L05SQ-N",
    "manufacturer": "PJSEMI",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2108311830_PJSEMI-PJ78L05SQ-N_C2892400.pdf",
    "parts": {
      "symbol": "pj78l05sq-n.kicad_sym",
      "footprint": "pj78l05sq-n.kicad_mod",
      "model_3d": "pj78l05sq-n-etched.glb",
      "model_3d_plain": "pj78l05sq-n.glb",
      "model_3d_step": "pj78l05sq-n-etched.step",
      "model_3d_step_plain": "pj78l05sq-n.step",
      "lbr": "pj78l05sq-n.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated 5V output. Typical VO = 5.0 V (4.75 V to 5.25 V over IO = 1 mA to 100 mA). Requires a 0.1 µF output decoupling capacitor to ground for stability."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / common return for the regulator. On SOT-89 this pin is also the large center tab used as the thermal/heat-sinking pad."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input voltage, up to 35 V absolute maximum. Requires a 0.33 µF input capacitor to ground close to the pin as recommended by the application circuit."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2108311830_PJSEMI-PJ78L05SQ-N_C2892400.pdf",
        "pages": 3,
        "sha256": "e0da4f4bfedb7582",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "PJSEMI",
      "Package": "SOT-89-3",
      "Category": "PMIC",
      "Pins": "3"
    }
  },
  "variants": [
    {
      "mpn": "PJ78L05SQ-N",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "pj78l05sq-n"
  ],
  "discovery_pitch": "PJ78L05SQ-N (PJSEMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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    "pj78l05sq-n.glb",
    "pj78l05sq-n.step",
    "pj78l05sq-n.lbr",
    "docs/hero.png",
    "docs/pj78l05sq-n-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T04:25:39.237Z"
}