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Ray Set visibility: public 2310eb4 4d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tps2376ddar-h",
  "title": "TPS2376DDAR-H",
  "brief": "Texas Instruments Power Over Ethernet Controllers, SO-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power supply chip",
    "tps2376ddar-h",
    "factory-2.0.0",
    "extractor-text"
  ],
  "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",
    "parts": {
      "symbol": "tps2376ddar-h.kicad_sym",
      "footprint": "tps2376ddar-h.kicad_mod",
      "model_3d": "tps2376ddar-h-hero.glb",
      "model_3d_plain": "tps2376ddar-h-etched.glb",
      "model_3d_step": "tps2376ddar-h-etched.step",
      "model_3d_step_plain": "tps2376ddar-h.step",
      "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",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-46378-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS2376DDAR-H",
        "status": "found"
      }
    },
    "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": {
      "extractor": "ds2sf",
      "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
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps2376ddar-h.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps2376ddar-h-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8c7645195f1b6e27cda49da5c39fbc3d7a5491818063da0e729016c7cbce2a90",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SO-8",
      "Category": "Power Supply Chip",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "7fa126f24c61c386133be018db525605db7394eecbc8217f2e35b8d2417fd9ee",
      "rows": [
        {
          "name": "Voltage VDD, RTN, DET, PG",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 100,
          "conditions": "Referenced to VSS; I(RTN) = 0; over operating free-air temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage ILIM, UVLO",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 10,
          "conditions": "Referenced to VSS; over operating free-air temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage CLASS",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 12,
          "conditions": "Referenced to VSS; over operating free-air temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current, sinking PG",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 5,
          "conditions": "Over operating free-air temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current, sinking DET",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 1,
          "conditions": "Over operating free-air temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current, sourcing CLASS",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 50,
          "conditions": "Over operating free-air temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current, sourcing ILIM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 1,
          "conditions": "Over operating free-air temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Lead temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "1,6 mm (1/16 inch) from case for 10 seconds",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD electrostatic discharge, HBM",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD IEC 61000-4-2 contact discharge at RJ-45",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -8,
          "typ": null,
          "max": 8,
          "conditions": "IEC 61000-4-2 contact discharge at RJ-45",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD IEC 61000-4-2 air-gap discharge at RJ-45",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -15,
          "typ": null,
          "max": 15,
          "conditions": "IEC 61000-4-2 air-gap discharge at RJ-45",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range VDD, PG, RTN",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 57,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating current range (sinking) RTN",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 600,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Classification resistor",
          "symbol": "R(CLASS)",
          "kind": "recommended_operating",
          "unit": "Ω",
          "min": 255,
          "typ": null,
          "max": 4420,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Inrush limit program resistor",
          "symbol": "R(ILIM)",
          "kind": "recommended_operating",
          "unit": "kΩ",
          "min": 125,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Sinking current PG",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 2,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature TJ",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "IRTN ≤ 400 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature TJ",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "400 mA < IRTN ≤ 600 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature TA",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Offset current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.3,
          "max": 3,
          "conditions": "DET open, V(VDD) = V(RTN) = 1.9 V, measure I(VDD) + I(RTN)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Sleep current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 4,
          "max": 12,
          "conditions": "DET open, V(VDD) = V(RTN) = 10.1 V, measure I(VDD) + I(RTN)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DET leakage current",
          "symbol": "I(DET)",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.1,
          "max": 5,
          "conditions": "V(DET) = V(VDD) = 57 V, measure I(DET)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Detection current, V(VDD) = 1.4 V",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": 53.7,
          "typ": 56,
          "max": 58.3,
          "conditions": "V(RTN) = V(VDD), R(DET) = 24.9 kΩ, measure I(VDD) + I(RTN) + I(DET), V(VDD) = 1.4 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Detection current, V(VDD) = 10.1 V",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": 395,
          "typ": 410,
          "max": 417,
          "conditions": "V(RTN) = V(VDD), R(DET) = 24.9 kΩ, measure I(VDD) + I(RTN) + I(DET), V(VDD) = 10.1 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification current I(CLASS), R(CLASS) = 4420 Ω",
          "symbol": "I(CLASS)",
          "kind": "electrical",
          "unit": "mA",
          "min": 2.2,
          "typ": 2.4,
          "max": 2.8,
          "conditions": "Measure I(VDD) + I(RTN), 13 V ≤ V(VDD) ≤ 21 V, V(VDD) = V(RTN), R(CLASS) = 4420 Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification current I(CLASS), R(CLASS) = 953 Ω",
          "symbol": "I(CLASS)",
          "kind": "electrical",
          "unit": "mA",
          "min": 10.3,
          "typ": 10.6,
          "max": 11.3,
          "conditions": "Measure I(VDD) + I(RTN), 13 V ≤ V(VDD) ≤ 21 V, V(VDD) = V(RTN), R(CLASS) = 953 Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification current I(CLASS), R(CLASS) = 549 Ω",
          "symbol": "I(CLASS)",
          "kind": "electrical",
          "unit": "mA",
          "min": 17.7,
          "typ": 18.3,
          "max": 19.5,
          "conditions": "Measure I(VDD) + I(RTN), 13 V ≤ V(VDD) ≤ 21 V, V(VDD) = V(RTN), R(CLASS) = 549 Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification current I(CLASS), R(CLASS) = 357 Ω",
          "symbol": "I(CLASS)",
          "kind": "electrical",
          "unit": "mA",
          "min": 27.1,
          "typ": 28,
          "max": 29.5,
          "conditions": "Measure I(VDD) + I(RTN), 13 V ≤ V(VDD) ≤ 21 V, V(VDD) = V(RTN), R(CLASS) = 357 Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification current I(CLASS), R(CLASS) = 255 Ω",
          "symbol": "I(CLASS)",
          "kind": "electrical",
          "unit": "mA",
          "min": 38,
          "typ": 39.4,
          "max": 41.2,
          "conditions": "Measure I(VDD) + I(RTN), 13 V ≤ V(VDD) ≤ 21 V, V(VDD) = V(RTN), R(CLASS) = 255 Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification lower threshold",
          "symbol": "V(CL_ON)",
          "kind": "electrical",
          "unit": "V",
          "min": 10.2,
          "typ": 11.3,
          "max": 13,
          "conditions": "Regulator turns on, V(VDD) rising",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification lower threshold hysteresis",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.6,
          "typ": 1.8,
          "max": 1.95,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification upper threshold",
          "symbol": "V(CU_OFF)",
          "kind": "electrical",
          "unit": "V",
          "min": 21,
          "typ": 21.9,
          "max": 23,
          "conditions": "Regulator turns off, V(VDD) rising",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification upper threshold hysteresis",
          "symbol": "V(CU_H)",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": 0.78,
          "max": 1,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Classification leakage current",
          "symbol": "Ilkg",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "V(CLASS) = 0 V, V(VDD) = 57 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "On resistance",
          "symbol": "rDS(on)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.58,
          "max": 1,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Pass device leakage current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "V(VDD) = V(RTN) = 30 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Current limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 625,
          "typ": 765,
          "max": 900,
          "conditions": "V(RTN) = 1 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Inrush limit",
          "symbol": "I(LIM)",
          "kind": "electrical",
          "unit": "mA",
          "min": 160,
          "typ": 224,
          "max": 296,
          "conditions": "V(RTN) = 2 V, R(ILIM) = 178 kΩ",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Inrush current termination",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 85,
          "typ": 91,
          "max": 100,
          "conditions": "V(RTN) falling, R(ILIM) = 287 kΩ, inrush state→normal operation",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Leakage current, ILIM",
          "symbol": "",
          "kind": "electrical",
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