LY8212SLT

{
  "schema_version": 1,
  "type": "component",
  "slug": "ly8212slt",
  "title": "LY8212SLT",
  "brief": "Lyontek Inc Audio Power OpAmps, SOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "ly8212slt"
  ],
  "component": {
    "mpn": "LY8212SLT",
    "manufacturer": "Lyontek Inc",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Op-amp/Cmp",
    "subcategory": "Audio Power OpAmps",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/35c48311a632abea008593ac8e9247eb.pdf",
    "parts": {
      "symbol": "ly8212slt.kicad_sym",
      "footprint": "ly8212slt.kicad_mod",
      "model_3d": "ly8212slt-etched.glb",
      "model_3d_plain": "ly8212slt.glb",
      "model_3d_step": "ly8212slt-etched.step",
      "model_3d_step_plain": "ly8212slt.step",
      "lbr": "ly8212slt.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "Vo-(L)",
        "type": "output",
        "description": "Negative BTL output of the left channel. Class-D PWM output; connects directly to one terminal of the left speaker (no output filter required for inductive loads)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground. One of three ground pins (2, 9, 15) that carry the Class-D output-stage return current; keep the ground trace wide and short to the decoupling capacitors."
      },
      {
        "number": "3",
        "name": "Vo+(L)",
        "type": "output",
        "description": "Positive BTL output of the left channel. Class-D PWM output; connects to the other terminal of the left speaker."
      },
      {
        "number": "4",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply for the left and right output stages. Operating range 2.2V-5.5V (6.0V absolute max). Decouple with a 10µF bulk capacitor and a 0.1µF ceramic close to the pin; shared with pin 13."
      },
      {
        "number": "5",
        "name": "SDB",
        "type": "input",
        "description": "Shutdown control (active-low). Drive low (≤0.4V) to place the device in shutdown (ISD ≈ 0.1µA); drive high (≥1.2V) for normal operation. Datasheet also labels this pin 'SHUTDOWN' in the pin-configuration drawing."
      },
      {
        "number": "6",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground for both left and right input/preamp stages. Must be tied to the main ground plane."
      },
      {
        "number": "7",
        "name": "INL",
        "type": "input",
        "description": "Left-channel single-ended audio input. AC-couple through a series input capacitor and input resistor Ri (typ. 150kΩ, 0.22µF for fc ≈ 4.8Hz). Ri sets the pre-amplifier gain per Rf/Ri."
      },
      {
        "number": "8",
        "name": "BYPASS",
        "type": "passive",
        "description": "Internal mid-supply reference bypass. Connect a ceramic bypass capacitor (typ. 2.2µF) to ground; this capacitor sets the start-up ramp time (≈215-265ms with 2.2µF)."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground. One of three ground pins (2, 9, 15) that carry the Class-D output-stage return current."
      },
      {
        "number": "10",
        "name": "INR",
        "type": "input",
        "description": "Right-channel single-ended audio input. AC-couple through a series input capacitor and input resistor Ri (typ. 150kΩ, 0.22µF)."
      },
      {
        "number": "11",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog power supply for the left and right pre-amp/analog sections. Typically tied to the same rail as VDD (2.2V-5.5V) with local 0.1µF decoupling to AGND."
      },
      {
        "number": "12",
        "name": "Radio Enhance",
        "type": "input",
        "description": "Radio-enhance mode control (active-high). Drive high to enable the radio-enhance function for improved performance with weak radio signals; drive low for normal (higher-efficiency) mode. Recommended to keep low when the radio function is not needed."
      },
      {
        "number": "13",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply for the left and right output stages (shared with pin 4). Operating range 2.2V-5.5V. Decouple locally with 0.1µF ceramic."
      },
      {
        "number": "14",
        "name": "Vo+(R)",
        "type": "output",
        "description": "Positive BTL output of the right channel. Class-D PWM output; connects directly to one terminal of the right speaker."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground. One of three ground pins (2, 9, 15) that carry the Class-D output-stage return current."
      },
      {
        "number": "16",
        "name": "Vo-(R)",
        "type": "output",
        "description": "Negative BTL output of the right channel. Class-D PWM output; connects to the other terminal of the right speaker."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/35c48311a632abea008593ac8e9247eb.pdf",
        "pages": 9,
        "sha256": "b1be743829a791e2",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Lyontek Inc",
      "Package": "SOP-16",
      "Category": "Op-amp/Cmp",
      "Pins": "16"
    }
  },
  "variants": [
    {
      "mpn": "LY8212SLT",
      "kind": "packaging"
    }
  ],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "LY8212SLT (Lyontek Inc) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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  "visibility": {
    "public": true
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  "updated_at": "2026-09-28T18:18:19.549Z"
}