TRF37C75IDSGR

{
  "schema_version": 1,
  "type": "component",
  "slug": "trf37c75idsgr",
  "title": "TRF37C75IDSGR",
  "brief": "Texas Instruments RF Amplifiers, WSON-8-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "rf and wireless",
    "trf37c75idsgr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TRF37C75IDSGR",
    "manufacturer": "Texas Instruments",
    "package": "WSON-8-EP(2x2)",
    "pin_count": 9,
    "category": "RF And Wireless",
    "subcategory": "RF Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/trf37c75",
    "parts": {
      "symbol": "trf37c75idsgr.kicad_sym",
      "footprint": "trf37c75idsgr.kicad_mod",
      "model_3d": "trf37c75idsgr-hero.glb",
      "model_3d_plain": "trf37c75idsgr.glb",
      "model_3d_step": "trf37c75idsgr-etched.step",
      "model_3d_step_plain": "trf37c75idsgr.step",
      "lbr": "trf37c75idsgr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2151377",
      "digikey": "296-TRF37C75IDSGRTR-ND",
      "mouser": "595-TRF37C75IDSGR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T22:44:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TRF37C75IDSGRTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TRF37C75IDSGR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "DC bias supply pin for the amplifier; the datasheet recommends a 4.5 V to 5.25 V supply (5 V nominal)."
      },
      {
        "number": "2",
        "name": "RFIN",
        "type": "input",
        "description": "RF input, to be connected to the RF source through a DC-blocking capacitor; internally matched to 50 Ω."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No electrical connection; the datasheet says to connect the pad to GND for board-level reliability."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No electrical connection; the datasheet says to connect the pad to GND for board-level reliability."
      },
      {
        "number": "5",
        "name": "PWDN",
        "type": "input",
        "description": "Power-down control: high puts the device in power-down state, while low or NC leaves it active; an internal pulldown resistor to GND is present."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No electrical connection; the datasheet says to connect the pad to GND for board-level reliability."
      },
      {
        "number": "7",
        "name": "RFOUT",
        "type": "output",
        "description": "RF output and DC bias (VCC): feed VCC through an RF choke inductor and take the RF output through a DC-blocking capacitor; internally matched to 50 Ω."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No electrical connection; the datasheet says to connect the pad to GND for board-level reliability."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed PowerPAD serving as the RF and DC ground; it must be soldered to the PCB ground plane for thermal and electrical performance."
      }
    ],
    "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 pin table on page 3 lists the ground PowerPAD with no pin number. The number 9 comes from the pa; Pin 7 (RFOUT) carries both the RF output and the VCC DC bias feed. It is typed as output here; the d; Pins 3, 4, 6 and 8 are all listed as NC in the datasheet, which says to tie the pad to GND for relia",
          "1/9 pins cited to the wrong page (name found elsewhere): ['9:GND@p16']"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0699,
        "at": "2026-10-08T22:43:38"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/trf37c75",
        "pages": 19,
        "sha256": "fd7f0929e238734d",
        "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": "trf37c75idsgr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2,
          1.98,
          0.82
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "7672cac8d88d8679800ef3bf90954e7996ea74e8ddb1f157f2d82bca6b2015e4",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "trf37c75idsgr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2,
          1.98,
          0.82
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "58784cfd2d23995d2dd3ff4c805e7c28a81422993d27716481b1d3b6f09030ed",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "WSON-8-EP(2x2)",
      "Category": "RF And Wireless",
      "Pins": "9"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "trf37c75idsgr"
  ],
  "discovery_pitch": "TRF37C75IDSGR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "trf37c75idsgr.kicad_sym",
    "trf37c75idsgr.kicad_mod",
    "trf37c75idsgr.glb",
    "trf37c75idsgr.step",
    "trf37c75idsgr.lbr",
    "docs/hero.png",
    "docs/trf37c75idsgr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "trf37c75idsgr-hero.glb",
    "trf37c75idsgr-hero.overlay.json"
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  "visibility": {
    "public": true
  }
}