LT1521CS8-5#TRPBF

{
  "slug": "lt1521cs8-5-trpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Linear Voltage Regulators (LDO), SO-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "lt1521cs8-5#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lt1521cs8-5-trpbf.kicad_sym",
    "lt1521cs8-5-trpbf.kicad_mod",
    "lt1521cs8-5-trpbf.glb",
    "lt1521cs8-5-trpbf.step",
    "lt1521cs8-5-trpbf.lbr",
    "docs/hero.png",
    "docs/lt1521cs8-5-trpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lt1521cs8-5-trpbf-hero.glb",
    "lt1521cs8-5-trpbf-hero.overlay.json",
    "lt1521cs8-5-trpbf-etched.glb"
  ],
  "component": {
    "mpn": "LT1521CS8-5#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "SO-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/1521335fb.pdf",
    "parts": {
      "symbol": "lt1521cs8-5-trpbf.kicad_sym",
      "footprint": "lt1521cs8-5-trpbf.kicad_mod",
      "model_3d": "lt1521cs8-5-trpbf-hero.glb",
      "model_3d_plain": "lt1521cs8-5-trpbf-etched.glb",
      "model_3d_step": "lt1521cs8-5-trpbf-etched.step",
      "model_3d_step_plain": "lt1521cs8-5-trpbf.step",
      "lbr": "lt1521cs8-5-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C664156",
      "digikey": "161-LT1521CS8-5#TRPBFTR-ND",
      "mouser": "584-LT1521CS8-5TRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-11-02T16:52:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "161-LT1521CS8-5#TRPBFTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-LT1521CS8-5TRPBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "The output pin supplies power to the load and requires a minimum output capacitor of 1.5µF to prevent oscillations."
      },
      {
        "number": "2",
        "name": "SENSE",
        "type": "input",
        "description": "For the LT1521-5 fixed-voltage version, the sense pin is the error amplifier input, with a bias current of 5µA at nominal output and internal clamping to -0.6V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the S8 package thermal note identifies pins 3, 6 and 7 as ground."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection on this package; it is not used by the device function."
      },
      {
        "number": "5",
        "name": "SHDN",
        "type": "input",
        "description": "Active-low shutdown input that turns the output off when pulled low, with internal clamps at 7V and -0.6V and pull-up current limited to a maximum of 5mA."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the S8 package thermal note identifies pins 3, 6 and 7 as ground."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the S8 package thermal note identifies pins 3, 6 and 7 as ground."
      },
      {
        "number": "8",
        "name": "IN",
        "type": "power_in",
        "description": "Supply input that withstands reverse voltages of 20V and should be bypassed with 1µF to 10µF when the device is more than six inches from the main input filter capacitor."
      }
    ],
    "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 S8 ordering diagram text is scrambled in extraction. Pin functions were mapped from the pin-func"
        ],
        "pages_sent": 16,
        "cost_usd": 0.028,
        "at": "2026-11-02T16:52:17"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/1521335fb.pdf",
        "pages": 16,
        "sha256": "a580c39ec72785d9",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-11-02",
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      },
      {
        "file": "lt1521cs8-5-trpbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b23c49f01560452f507781e8f6ee0aafa1e322ad502fa7c9e3471f1b273fd00e",
        "checked": "2026-11-02",
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  }
}