TPS2376DDAR-H

{
  "slug": "tps2376ddar-h",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Power Over Ethernet Controllers, SO-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "tps2376ddar-h",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
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  "component": {
    "mpn": "TPS2376DDAR-H",
    "manufacturer": "Texas Instruments",
    "package": "SO-8",
    "pin_count": 9,
    "category": "Power Supply Chip",
    "subcategory": "Power Over Ethernet Controllers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps2376-h",
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      "lbr": "tps2376ddar-h.lbr"
    },
    "distributor_links": {
      "lcsc": "C544899",
      "digikey": "296-46378-2-ND",
      "mouser": "595-TPS2376DDAR-H"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T10:27:19Z",
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        "status": "found",
        "lifecycle": "Active"
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        "pn": "595-TPS2376DDAR-H",
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    },
    "pins": [
      {
        "number": "1",
        "name": "ILIM",
        "type": "passive",
        "description": "Connect a resistor from ILIM to VSS to set the start-up inrush current limit (R(ILIM) recommended 125 kΩ to 1000 kΩ; no external voltage should be applied)."
      },
      {
        "number": "2",
        "name": "CLASS",
        "type": "passive",
        "description": "Connect a resistor from CLASS to VSS to set the PD classification (255 Ω to 4420 Ω recommended; no external voltage should be applied)."
      },
      {
        "number": "3",
        "name": "DET",
        "type": "passive",
        "description": "Connect a 24.9-kΩ detection resistor from DET to VDD."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Return line on the source side of the TPS2376-H from the PSE, and the reference for the device voltage ratings."
      },
      {
        "number": "5",
        "name": "RTN",
        "type": "passive",
        "description": "Switched output-side return line used as the low-side reference for the load, with 0 to 600 mA recommended sinking current and 0 to 57 V recommended input range."
      },
      {
        "number": "6",
        "name": "PG",
        "type": "output",
        "description": "Open-drain, active-high power-good output referenced to RTN, with recommended sinking current of 0 to 2 mA."
      },
      {
        "number": "7",
        "name": "UVLO",
        "type": "input",
        "description": "UVLO comparator input that controls pass-device turn-on and turn-off, connected to a resistor divider from VDD to VSS (absolute maximum 10 V)."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive line from the rectified PSE input, with 0 to 57 V recommended input range and 100 V absolute maximum."
      },
      {
        "number": "PAD",
        "name": "PowerPAD",
        "type": "power_in",
        "description": "The PowerPAD must be connected to VSS, and the VSS copper on the board must be a large fill area to assist heat dissipation."
      }
    ],
    "provenance": {
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps2376-h",
        "pages": 29,
        "sha256": "7fa126f24c61c386",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
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}