LT8304ES8E#TRPBF

{
  "slug": "lt8304es8e-trpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices DC-DC Converters, SOIC-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "lt8304es8e#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lt8304es8e-trpbf.kicad_sym",
    "lt8304es8e-trpbf.kicad_mod",
    "lt8304es8e-trpbf.glb",
    "lt8304es8e-trpbf.step",
    "lt8304es8e-trpbf.lbr",
    "docs/hero.png",
    "docs/lt8304es8e-trpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lt8304es8e-trpbf-hero.glb",
    "lt8304es8e-trpbf-hero.overlay.json",
    "lt8304es8e-trpbf-etched.glb"
  ],
  "component": {
    "mpn": "LT8304ES8E#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "SOIC-8-EP",
    "pin_count": 9,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/8304fa.pdf",
    "parts": {
      "symbol": "lt8304es8e-trpbf.kicad_sym",
      "footprint": "lt8304es8e-trpbf.kicad_mod",
      "model_3d": "lt8304es8e-trpbf-hero.glb",
      "model_3d_plain": "lt8304es8e-trpbf-etched.glb",
      "model_3d_step": "lt8304es8e-trpbf-etched.step",
      "model_3d_step_plain": "lt8304es8e-trpbf.step",
      "lbr": "lt8304es8e-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C673690",
      "digikey": "505-LT8304ES8E#TRPBFTR-ND",
      "mouser": "584-LT8304ES8E#TRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T15:39:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-LT8304ES8E#TRPBFTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-LT8304ES8E#TRPBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN/UVLO",
        "type": "input",
        "description": "Pull below 0.2V to shut down the LT8304; the pin has an accurate 1.214V enable threshold and can program a VIN UVLO using a resistor divider, with a 2.5µA hysteresis current."
      },
      {
        "number": "2",
        "name": "INTVCC",
        "type": "power_out",
        "description": "Internal 3V linear regulator output supplied from VIN that powers the control circuitry and gate driver; do not overdrive it with an external supply and bypass with a minimum 1µF ceramic capacitor."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply for the internal circuitry and reference for the RFB feedback circuit, with an operating input voltage range of 3V to 100V; bypass locally to ground with a capacitor."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection; the exposed pad provides electrical and thermal contact to the printed circuit board ground plane and must be soldered to it."
      },
      {
        "number": "5",
        "name": "SW",
        "type": "output",
        "description": "Drain of the internal 150V, 2A DMOS power switch; minimize trace area at this pin to reduce EMI and voltage spikes."
      },
      {
        "number": "6",
        "name": "RFB",
        "type": "input",
        "description": "Input for the external feedback resistor connected to the transformer primary SW side; the RFB to RREF resistor ratio times the internal 1.00V reference sets the output voltage, and RFB current is limited to 200µA maximum."
      },
      {
        "number": "7",
        "name": "RREF",
        "type": "input",
        "description": "External ground-referred reference resistor, nominally 10k, with a usable range of 9.09k to 11.0k for resistor divider ratio selection."
      },
      {
        "number": "8",
        "name": "TC",
        "type": "output",
        "description": "Output voltage temperature compensation pin producing a PTAT voltage of 3.35mV/°C that equals 1V at 25°C; connect a resistor from this pin to RREF to compensate the output diode temperature coefficient."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad connected to ground that provides both electrical contact to ground and thermal contact to the PCB and must be soldered to the ground plane."
      }
    ],
    "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": [],
        "pages_sent": 9,
        "cost_usd": 0.0163,
        "at": "2026-10-28T15:39:43"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/8304fa.pdf",
        "pages": 28,
        "sha256": "b128fe4d36dd4804",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "lt8304es8e-trpbf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lt8304es8e-trpbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  }
}