lmh32401irgtr

{
  "slug": "lmh32401irgtr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Special Purpose Amplifiers, VQFN-16(3x3). Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lmh32401irgtr"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lmh32401irgtr.kicad_sym",
    "lmh32401irgtr.kicad_mod",
    "lmh32401irgtr.glb",
    "lmh32401irgtr.step",
    "lmh32401irgtr.lbr",
    "docs/hero.png",
    "docs/lmh32401irgtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": "public",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "component": {
    "mpn": "LMH32401IRGTR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-16(3x3)",
    "pin_count": 17,
    "category": "Special Purpose Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lmh32401",
    "parts": {
      "symbol": "lmh32401irgtr.kicad_sym",
      "footprint": "lmh32401irgtr.kicad_mod",
      "model_3d": "lmh32401irgtr-etched.glb",
      "model_3d_plain": "lmh32401irgtr.glb",
      "model_3d_step": "lmh32401irgtr-etched.step",
      "model_3d_step_plain": "lmh32401irgtr.step",
      "lbr": "lmh32401irgtr.lbr"
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Amplifier ground. Connect to system ground plane."
      },
      {
        "number": "2",
        "name": "VDD1",
        "type": "power_in",
        "description": "Positive power supply for the transimpedance amplifier stage. 3.0-3.45 V (3.3 V nominal). Tie to VDD2 with independent power-supply bypassing."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "input",
        "description": "Transimpedance amplifier input. Connect to photodiode cathode/anode. Max continuous current 25 mA."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave floating or tie as recommended by layout guidelines."
      },
      {
        "number": "5",
        "name": "IDC_EN",
        "type": "input",
        "description": "Ambient light cancellation (ALC) loop enable (active low). IDC_EN = logic low enables DC current cancellation (default); IDC_EN = logic high disables DC current cancellation."
      },
      {
        "number": "6",
        "name": "EN",
        "type": "input",
        "description": "Device enable pin (active low). EN = logic low = normal operation (default); EN = logic high = power off mode. Logic pin voltage range −0.25 V to VDD."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Amplifier ground. Connect to system ground plane."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "9",
        "name": "VOD",
        "type": "input",
        "description": "Differential amplifier differential output offset setting input. Sets the DC offset between OUT+ and OUT−."
      },
      {
        "number": "10",
        "name": "OUT+",
        "type": "output",
        "description": "Noninverting differential amplifier output. When light is incident on the photodiode (APD anode connected to negative bias) the output transitions in a positive direction from the no-light condition. Max continuous output current 35 mA; 1.5 Vpp swing."
      },
      {
        "number": "11",
        "name": "OUT-",
        "type": "output",
        "description": "Inverting differential amplifier output. When light is incident on the photodiode the output transitions in a negative direction from the no-light condition. Max continuous output current 35 mA; 1.5 Vpp swing."
      },
      {
        "number": "12",
        "name": "VOCM",
        "type": "input",
        "description": "Differential amplifier common-mode output setting input. Sets the DC common-mode voltage of OUT+/OUT−; typically driven from the ADC VCM reference."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "14",
        "name": "VDD2",
        "type": "power_in",
        "description": "Positive power supply for the differential amplifier stage. 3.0-3.45 V (3.3 V nominal). Tie VDD1 and VDD2 to the same supply with independent power-supply bypass capacitors."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "16",
        "name": "GAIN",
        "type": "input",
        "description": "Transimpedance gain setting. GAIN = low → 2 kΩ (default); GAIN = high → 20 kΩ."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "power_in",
        "description": "Exposed thermal pad. Connect to GND or the most negative power supply of the DUT for thermal dissipation and electrical reference."
      }
    ],
    "provenance": {
      "rebuilt": "component block rebuilt 2026-10-05 from this page's own README pinout table and .kicad_sym (pins cross-checked), no re-extraction"
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "distributor_links": {
      "lcsc": "C2999213",
      "digikey": "296-LMH32401IRGTR-ND",
      "mouser": "595-LMH32401IRGTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T19:05:20Z",
      "source": "Component Ocean /api/assign-pns + lcsc_map",
      "digikey": {
        "pn": "296-LMH32401IRGTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-LMH32401IRGTR",
        "status": "found"
      }
    }
  }
}