BL9110-330BPFB

{
  "schema_version": 1,
  "type": "component",
  "slug": "bl9110-330bpfb",
  "title": "BL9110-330BPFB",
  "brief": "BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.1",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "bl9110-330bpfb"
  ],
  "component": {
    "mpn": "BL9110-330BPFB",
    "manufacturer": "BL Shanghai Belling",
    "package": "SOT-223",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/13ef8102b0ca9eb27530b5dd13e2f502.pdf",
    "parts": {
      "symbol": "bl9110-330bpfb.kicad_sym",
      "footprint": "bl9110-330bpfb.kicad_mod",
      "model_3d": "bl9110-330bpfb-etched.glb",
      "model_3d_plain": "bl9110-330bpfb.glb",
      "model_3d_step": "bl9110-330bpfb-etched.step",
      "model_3d_step_plain": "bl9110-330bpfb.step",
      "lbr": "bl9110-330bpfb.lbr"
    },
    "distributor_links": {
      "lcsc": "C169246"
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / device return. Reference for the internal bandgap, error amplifier and output pass FET; must be the low-impedance return for both input and output decoupling capacitors."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 3.3V output pin, up to 1A load current. Requires a ≥2.2uF ceramic output capacitor to GND for stability; internal ~50Ω discharge resistor pulls VOUT down when the regulator is disabled."
      },
      {
        "number": "3",
        "name": "VDD",
        "type": "power_in",
        "description": "Unregulated supply input, 2.5V to 6V absolute range (VOUT+VDROP minimum for regulation). Bypass with ≥2.2uF ceramic capacitor to GND close to the pin; also serves as the tab connection on SOT-223-3."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/13ef8102b0ca9eb27530b5dd13e2f502.pdf",
        "pages": 30,
        "sha256": "b94966cd4c52e86b",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -3.15,
        -2.3
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-223-3_TabPin2@sha256:8ae5f03e2c16377a",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "bl9110-330bpfb.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          6.5,
          1.7
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bl9110-330bpfb-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          6.5,
          1.7
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "eb5dc2b3b341ec017ae681c68409ce52f73be6ab804b95fa687ca276ec90da4f",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BL Shanghai Belling",
      "Package": "SOT-223",
      "Category": "PMIC",
      "Pins": "3"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bl9110-330bpfb"
  ],
  "discovery_pitch": "BL9110-330BPFB (BL Shanghai Belling) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bl9110-330bpfb.kicad_sym",
    "bl9110-330bpfb.kicad_mod",
    "bl9110-330bpfb.glb",
    "bl9110-330bpfb.step",
    "bl9110-330bpfb-etched.step",
    "bl9110-330bpfb.lbr",
    "docs/hero.png",
    "docs/bl9110-330bpfb-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pads.json",
    "bl9110-330bpfb-etched.glb"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:57:04.125Z",
  "description": "BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
}