TPA6133A2RTJT

{
  "schema_version": 1,
  "type": "component",
  "slug": "tpa6133a2rtjt",
  "title": "TPA6133A2RTJT",
  "brief": "Texas Instruments Audio Amplifiers, VQFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "amplifiers-comparators",
    "tpa6133a2rtjt",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "TPA6133A2RTJT",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-20-EP(4x4)",
    "pin_count": 21,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tpa6133a2",
    "parts": {
      "symbol": "tpa6133a2rtjt.kicad_sym",
      "footprint": "tpa6133a2rtjt.kicad_mod",
      "model_3d": "tpa6133a2rtjt-hero.glb",
      "model_3d_plain": "tpa6133a2rtjt.glb",
      "model_3d_step": "tpa6133a2rtjt-etched.step",
      "model_3d_step_plain": "tpa6133a2rtjt.step",
      "lbr": "tpa6133a2rtjt.lbr"
    },
    "distributor_links": {
      "lcsc": "C2878942",
      "digikey": "296-50030-2-ND",
      "mouser": "595-TPA6133A2RTJT"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:02:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-50030-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPA6133A2RTJT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "LEFTINM",
        "type": "input",
        "description": "Left channel negative differential input whose impedance must be matched to LEFTINP; connect it to LEFTINM when using single-ended inputs."
      },
      {
        "number": "2",
        "name": "LEFTINP",
        "type": "input",
        "description": "Left channel positive differential input whose impedance must be matched to LEFTINM; AC-ground it near the signal source while keeping the matched impedance when using single-ended inputs."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground that must be connected to common supply GND and is recommended for decoupling analog VDD."
      },
      {
        "number": "4",
        "name": "RIGHTINP",
        "type": "input",
        "description": "Right channel positive differential input whose impedance must be matched to RIGHTINM; AC-ground it near the signal source while keeping the matched impedance when using single-ended inputs."
      },
      {
        "number": "5",
        "name": "RIGHTINM",
        "type": "input",
        "description": "Right channel negative differential input whose impedance must be matched to RIGHTINP; connect it to RIGHTINM when using single-ended inputs."
      },
      {
        "number": "6",
        "name": "SD",
        "type": "input",
        "description": "Active-low shutdown logic input that is 5 V tolerant, with VIH of 1.3 V and VIL of 0.35 V per the recommended operating conditions; logic 1 activates the headphone channels and charge pump."
      },
      {
        "number": "7",
        "name": "TEST2",
        "type": "input",
        "description": "Factory test pin that must be pulled up to the VDD supply as shown in the applications diagram."
      },
      {
        "number": "8",
        "name": "TEST1",
        "type": "input",
        "description": "Factory test pin that must be pulled up to the VDD supply as shown in the applications diagram."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground that must be connected to common supply GND."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground that must be connected to common supply GND."
      },
      {
        "number": "11",
        "name": "HPRIGHT",
        "type": "output",
        "description": "Headphone right channel output that connects to the right terminal of the headphone jack."
      },
      {
        "number": "12",
        "name": "VDD",
        "type": "power_in",
        "description": "Analog VDD that must be connected to the common VDD supply (2.5 V to 5.5 V) and decoupled with its own 1 µF capacitor to analog ground at pin 13."
      },
      {
        "number": "13",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground that must be connected to common supply GND and is used to decouple pin 12 on the QFN package."
      },
      {
        "number": "14",
        "name": "HPLEFT",
        "type": "output",
        "description": "Headphone left channel output that connects to the left terminal of the headphone jack."
      },
      {
        "number": "15",
        "name": "CPVSS",
        "type": "power_out",
        "description": "Negative supply generated by the charge pump that must be decoupled to pin 19 or a GND plane with a 1 µF capacitor."
      },
      {
        "number": "16",
        "name": "CPVSS",
        "type": "power_out",
        "description": "Negative supply generated by the charge pump that must be decoupled to pin 19 or a GND plane with a 1 µF capacitor."
      },
      {
        "number": "17",
        "name": "CPN",
        "type": "passive",
        "description": "Charge pump flying capacitor negative terminal; one side of the flying capacitor connects to CPN."
      },
      {
        "number": "18",
        "name": "CPP",
        "type": "passive",
        "description": "Charge pump flying capacitor positive terminal; one side of the flying capacitor connects to CPP."
      },
      {
        "number": "19",
        "name": "GND",
        "type": "power_in",
        "description": "Charge pump ground that must be connected to common supply GND and decoupled to the charge pump VDD pin (pin 20)."
      },
      {
        "number": "20",
        "name": "VDD",
        "type": "power_in",
        "description": "Charge pump voltage supply that must be connected to the common VDD supply (2.5 V to 5.5 V) and decoupled to GND (pin 19) with its own 1 µF capacitor."
      },
      {
        "number": "21",
        "name": "Thermal pad",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: The exposed thermal pad on the bottom of the RTJ package is listed in the pin table as 'Thermal pad'; The datasheet pin table gives pins 15 and 16 together as one CPVSS entry and pins 3, 9, 10, 13 and 1; TEST1 and TEST2 are typed 'I' in the datasheet and described as factory test pins pulled up to VDD; ",
          "exposed pad 21 added from the footprint"
        ],
        "pages_sent": 28,
        "cost_usd": 0.1111,
        "at": "2026-10-08T18:01:36"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tpa6133a2",
        "pages": 28,
        "sha256": "747d0105fa5e6e34",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
    },
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        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9476a1612023de37f27b4972110ab6ac6dc0eaf5ac48957a2e1c497650082a5",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "703632d578bbab6ce64f6a1cb4e2c302accafb1d7647e1bedfd71d126f8c8351",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VQFN-20-EP(4x4)",
      "Category": "Amplifiers/Comparators",
      "Pins": "21"
    }
  },
  "variants": [],
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  "discovery_triggers": [
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  "discovery_pitch": "TPA6133A2RTJT (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}