TC7662BCPA

{
  "slug": "tc7662bcpa",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech DC-DC Converters, PDIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "tc7662bcpa",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tc7662bcpa.kicad_sym",
    "tc7662bcpa.kicad_mod",
    "tc7662bcpa.glb",
    "tc7662bcpa.step",
    "tc7662bcpa.lbr",
    "docs/hero.png",
    "docs/tc7662bcpa-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tc7662bcpa-hero.glb",
    "tc7662bcpa-hero.overlay.json",
    "tc7662bcpa-etched.glb"
  ],
  "component": {
    "mpn": "TC7662BCPA",
    "manufacturer": "Microchip Tech",
    "package": "PDIP-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/f923ae13994258c869e687a41422f60b.pdf",
    "parts": {
      "symbol": "tc7662bcpa.kicad_sym",
      "footprint": "tc7662bcpa.kicad_mod",
      "model_3d": "tc7662bcpa-hero.glb",
      "model_3d_plain": "tc7662bcpa-etched.glb",
      "model_3d_step": "tc7662bcpa-etched.step",
      "model_3d_step_plain": "tc7662bcpa.step",
      "lbr": "tc7662bcpa.lbr"
    },
    "distributor_links": {
      "lcsc": "C184398",
      "digikey": "TC7662BCPA-ND",
      "mouser": "579-TC7662BCPA"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T16:26:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TC7662BCPA-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "579-TC7662BCPA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOST",
        "type": "input",
        "description": "Connecting this pin to V+ raises the oscillator frequency by approximately 3-1/2 times, while leaving it open or at GND keeps the nominal 10kHz oscillator."
      },
      {
        "number": "2",
        "name": "CAP+",
        "type": "passive",
        "description": "Positive terminal of pump capacitor C1; when polarized capacitors are used in the inverting mode, the + terminal of C1 must connect to this pin."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference; when polarized capacitors are used in the inverting mode, the - terminal of C2 must connect to GND."
      },
      {
        "number": "4",
        "name": "CAP-",
        "type": "passive",
        "description": "Negative-side pump capacitor connection (C1) of the charge pump, as shown in the test circuit."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Converter output, which is -V+ in the simple negative converter; shorting the output to V+ above 5.5V is allowed only for transient conditions."
      },
      {
        "number": "6",
        "name": "LV",
        "type": "input",
        "description": "Connect to GND to disable the internal regulator for supplies up to 3.5V; for supplies above 3.5V this pin must be left open, and current into LV is limited to 20µA when V+ is above 3.5V."
      },
      {
        "number": "7",
        "name": "OSC",
        "type": "input",
        "description": "Oscillator timing node; connecting an external capacitor from OSC to ground with pin 1 open lowers the oscillator frequency below 10kHz."
      },
      {
        "number": "8",
        "name": "V+",
        "type": "power_in",
        "description": "Positive supply input, rated 1.5V to 15V in operation with a 16.5V absolute maximum supply voltage."
      }
    ],
    "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: Pin 4 (CAP-) function is taken from its pin label; the text states only that pin 2 and GND connect t",
          "1/8 pins cited to the wrong page (name found elsewhere): ['2:CAP+@p4']"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0182,
        "at": "2026-10-28T16:25:58"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/f923ae13994258c869e687a41422f60b.pdf",
        "pages": 11,
        "sha256": "cc6b50f14e507d59",
        "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"
    },
    "models_3d": [
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        "file": "tc7662bcpa.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tc7662bcpa-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5d658d482cb3e67922f8eba14ade18739523934a6ecec1e5ff2c953a829e9550",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}