EUP3458VIR1

{
  "schema_version": 1,
  "type": "component",
  "slug": "eup3458vir1",
  "title": "EUP3458VIR1",
  "brief": "Eutech Microelectronics DC-DC Converters, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "eup3458vir1"
  ],
  "component": {
    "mpn": "EUP3458VIR1",
    "manufacturer": "Eutech Microelectronics",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b91eeb958e12415aa5f9aaf7d15a68dc.pdf",
    "parts": {
      "symbol": "eup3458vir1.kicad_sym",
      "footprint": "eup3458vir1.kicad_mod",
      "model_3d": "eup3458vir1-etched.glb",
      "model_3d_plain": "eup3458vir1.glb",
      "model_3d_step": "eup3458vir1-etched.step",
      "model_3d_step_plain": "eup3458vir1.step",
      "lbr": "eup3458vir1.lbr"
    },
    "distributor_links": {
      "lcsc": "C89300"
    },
    "pins": [
      {
        "number": "1",
        "name": "BS",
        "type": "passive",
        "description": "High-Side Gate Driver Bootstrap Supply. BS provides power to the gate driver of the internal n-channel MOSFET switch. Connect a 10nF or greater capacitor from SW to BS. Absolute max V_BS = V_SW - 0.3V to V_SW + 6V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground. This pin is the voltage reference for the regulated output voltage. It should be kept away from the D1 and input capacitor for noise prevention."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Output Feedback Input. FB senses the output voltage to regulate that voltage. Connect FB to an external resistor divider to set the output voltage (V_FB typ = 0.8V). The value of the divider resistors also sets loop bandwidth."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Enable Input. EN is a logic input that controls the regulator on or off. Drive EN logic high (>=1.5V) to turn on the regulator, and set EN logic low (<=0.4V) to turn it off. Don't leave EN floating. Directly connect EN to IN (or through a resistance) for automatic startup."
      },
      {
        "number": "5",
        "name": "IN",
        "type": "power_in",
        "description": "Input Supply Pin. IN supplies the power to the IC and the power switch. Connect IN to a 4.5V to 30V power source. Bypass IN to GND with a suitably large value capacitor (e.g. 10µF) to minimize input ripple to the IC."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "output",
        "description": "Power Switcher Output. Connect the output LC filter from SW to the output. Switching node of the internal 0.3Ω N-channel DMOS; absolute max -1V to V_IN + 0.3V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b91eeb958e12415aa5f9aaf7d15a68dc.pdf",
        "pages": 11,
        "sha256": "6408ba23ca5d1258",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-6@sha256:f341c73aac9dcb55",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "eup3458vir1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "eup3458vir1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "778f0be45653953b7f7d858816ddcb320aff445fe31778535b2ce2c1c9a9934d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Eutech Microelectronics",
      "Package": "SOT-23-6",
      "Category": "PMIC",
      "Pins": "6"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "eup3458vir1"
  ],
  "discovery_pitch": "EUP3458VIR1 (Eutech Microelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "eup3458vir1.kicad_sym",
    "eup3458vir1.kicad_mod",
    "eup3458vir1.glb",
    "eup3458vir1.step",
    "eup3458vir1-etched.step",
    "eup3458vir1.lbr",
    "docs/hero.png",
    "docs/eup3458vir1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "EUP3458VIR1",
      "kind": "packaging"
    },
    {
      "mpn": "EUP3458OIR1",
      "kind": "unknown"
    }
  ],
  "updated_at": "2026-09-24T20:28:42.053Z"
}