MC34063ABN

{
  "slug": "mc34063abn",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics DC-DC Converters, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "power management ics",
    "mc34063abn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "mc34063abn.glb",
    "mc34063abn.step",
    "mc34063abn.lbr",
    "docs/hero.png",
    "docs/mc34063abn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mc34063abn-hero.glb",
    "mc34063abn-hero.overlay.json",
    "mc34063abn-etched.glb"
  ],
  "component": {
    "mpn": "MC34063ABN",
    "manufacturer": "STMicroelectronics",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.st.com/resource/en/datasheet/mc34063abn.pdf",
    "parts": {
      "symbol": "mc34063abn.kicad_sym",
      "footprint": "mc34063abn.kicad_mod",
      "model_3d": "mc34063abn-hero.glb",
      "model_3d_plain": "mc34063abn-etched.glb",
      "model_3d_step": "mc34063abn-etched.step",
      "model_3d_step_plain": "mc34063abn.step",
      "lbr": "mc34063abn.lbr"
    },
    "distributor_links": {
      "lcsc": "C1355472"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:47:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 879 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SWC",
        "type": "passive",
        "description": "Switch collector of the internal output switch transistor; collector voltage limited to 40 V and switch current to 1.5 A."
      },
      {
        "number": "2",
        "name": "SWE",
        "type": "passive",
        "description": "Switch emitter of the internal output switch transistor; emitter voltage limited to 40 V (VSWC = 40 V)."
      },
      {
        "number": "3",
        "name": "TC",
        "type": "passive",
        "description": "Timing capacitor pin that sets the oscillator frequency (e.g. 24 to 42 kHz with CT = 1 nF)."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin of the device."
      },
      {
        "number": "5",
        "name": "CII",
        "type": "input",
        "description": "Comparator inverting input compared against the 1.25 V threshold (input range -0.3 to 40 V)."
      },
      {
        "number": "6",
        "name": "VCC",
        "type": "power_in",
        "description": "Voltage supply pin, operating from 3 V to 40 V with an absolute maximum of 50 V."
      },
      {
        "number": "7",
        "name": "IPK",
        "type": "input",
        "description": "Peak current sense input with a current limit sense voltage of 250 to 350 mV (300 mV typ.)."
      },
      {
        "number": "8",
        "name": "DRC",
        "type": "passive",
        "description": "Driver collector of the voltage driver stage; voltage limited to 40 V and current to 100 mA."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "cost_usd": 0.0806,
        "at": "2026-10-22T22:47:11"
      },
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/mc34063abn.pdf",
        "pages": 23,
        "sha256": "725ebb1856d76b83",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "zmin_mm": -3.3,
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}