TC8002D

{
  "schema_version": 1,
  "type": "component",
  "slug": "tc8002d",
  "title": "TC8002D",
  "brief": "Shenzhen Fuman Audio Power OpAmps, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "tc8002d"
  ],
  "component": {
    "mpn": "TC8002D",
    "manufacturer": "Shenzhen Fuman",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Op-amp/Cmp",
    "subcategory": "Audio Power OpAmps",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8a318989426a4428ba62d2109a18a14a.pdf",
    "parts": {
      "symbol": "tc8002d.kicad_sym",
      "footprint": "tc8002d.kicad_mod",
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      "model_3d_plain": "tc8002d.glb",
      "model_3d_step": "tc8002d-etched.step",
      "model_3d_step_plain": "tc8002d.step",
      "lbr": "tc8002d.lbr"
    },
    "distributor_links": {
      "lcsc": "C87265"
    },
    "pins": [
      {
        "number": "1",
        "name": "SHUTDOWN",
        "type": "input",
        "description": "Shutdown control input. When driven high (near VDD) the op-amps are disabled and supply current drops to ~0.6uA. Should be driven to a defined level (a pull-up is recommended when driven by a single-throw switch) to avoid indeterminate operation."
      },
      {
        "number": "2",
        "name": "BYPASS",
        "type": "bidirectional",
        "description": "Internal bias voltage reference (VDD/2) node. Requires an external bypass capacitor to GND (typically 1μF) placed close to the IC to stabilize the internal bias and improve PSRR. Larger CB values further improve PSRR."
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Non-inverting audio input of the first op-amp. Typically tied to the BYPASS reference via a resistor; the differential gain is set by AVD = 2×(Rf/Ri)."
      },
      {
        "number": "4",
        "name": "-IN",
        "type": "input",
        "description": "Inverting audio input of the first op-amp. The audio source is AC-coupled here through Ci (e.g. 0.39μF) and Ri, with feedback resistor Rf setting closed-loop gain AVD = 2×(Rf/Ri)."
      },
      {
        "number": "5",
        "name": "VO1",
        "type": "output",
        "description": "Bridge-tied-load audio output 1 (output of the first op-amp). Connects to one side of the loudspeaker (typical RL = 3Ω/4Ω/8Ω). No output coupling capacitor is required."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage input. Operating range 2.0V to 5.5V (absolute maximum 6V). Bypass locally with a 1μF tantalum to GND for stable operation."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device. Common return for power and signal."
      },
      {
        "number": "8",
        "name": "VO2",
        "type": "output",
        "description": "Bridge-tied-load audio output 2 (output of the second internal op-amp, fixed gain of -1 relative to VO1). Connects to the other side of the loudspeaker; delivers a signal equal in amplitude and opposite in phase to VO1 for BTL drive."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/8a318989426a4428ba62d2109a18a14a.pdf",
        "pages": 5,
        "sha256": "864d16ed14fd0545",
        "source_tier": "lcsc"
      },
      "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
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        "sha256": "61fb12183c3533b31494b0154d60b505dffe8514a19297dbe9665a655a8a0bb5",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen Fuman",
      "Package": "SOIC-8",
      "Category": "Op-amp/Cmp",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tc8002d"
  ],
  "discovery_pitch": "TC8002D (Shenzhen Fuman) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "tc8002d.glb",
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    "tc8002d-etched.step",
    "tc8002d.lbr",
    "docs/hero.png",
    "docs/tc8002d-datasheet.pdf",
    "viewers/symbol.html",
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T09:24:13.508Z"
}