CYPD3175-24LQXQT

{
  "schema_version": 1,
  "type": "component",
  "slug": "cypd3175-24lqxqt",
  "title": "CYPD3175-24LQXQT",
  "brief": "Infineon USB Converters, QFN-24-EP(4x4). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "cypd3175-24lqxqt"
  ],
  "component": {
    "mpn": "CYPD3175-24LQXQT",
    "manufacturer": "Infineon",
    "package": "QFN-24-EP(4x4)",
    "pin_count": 25,
    "category": "Interface",
    "subcategory": "USB Converters",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2202281730_Infineon-Cypress-Semicon-CYPD3175-24LQXQT_C2952419.pdf",
    "parts": {
      "symbol": "cypd3175-24lqxqt.kicad_sym",
      "footprint": "cypd3175-24lqxqt.kicad_mod",
      "model_3d": "cypd3175-24lqxqt-etched.glb",
      "model_3d_plain": "cypd3175-24lqxqt.glb",
      "model_3d_step": "cypd3175-24lqxqt-etched.step",
      "model_3d_step_plain": "cypd3175-24lqxqt.step",
      "lbr": "cypd3175-24lqxqt.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "P1.0",
        "type": "bidirectional",
        "description": "Port 1 pin 0. Multi-function GPIO: UART_1_CTS / I2C_SDA_1 / TCPWM_line_0 / programmable SCP/OCP/OVP/UVP fault indication."
      },
      {
        "number": "2",
        "name": "P1.1",
        "type": "bidirectional",
        "description": "Port 1 pin 1. Multi-function GPIO: UART_1_RTS / I2C_SCL_1 / TCPWM_line_1 / programmable SCP/OCP/OVP/UVP fault indication."
      },
      {
        "number": "3",
        "name": "VBUS_P_CTRL",
        "type": "output",
        "description": "Provider-side PMOS FET gate control, 30 V tolerant. Drive low to turn path ON, high to turn path OFF."
      },
      {
        "number": "4",
        "name": "VBUS_C_CTRL",
        "type": "output",
        "description": "Consumer-side PMOS FET gate control, 30 V tolerant. Drive low to turn path ON, high-Z to turn path OFF."
      },
      {
        "number": "5",
        "name": "DP1/P1.2",
        "type": "bidirectional",
        "description": "USB D+ (secondary) / Port 1 pin 2 GPIO. Also usable as UART_1_TX1 or as legacy charging detection (AFC/QC/BC 1.2/Apple)."
      },
      {
        "number": "6",
        "name": "DM1/P1.3",
        "type": "bidirectional",
        "description": "USB D- (secondary) / Port 1 pin 3 GPIO. Also usable as UART_1_RX1 or legacy charging detection (AFC/QC/BC 1.2/Apple)."
      },
      {
        "number": "7",
        "name": "SWD_DAT_0/P0.0",
        "type": "bidirectional",
        "description": "SWD data / Port 0 pin 0 GPIO with over-voltage tolerance. Also I2C_SDA_0 / TCPWM_line_0 / UART_0_CTS."
      },
      {
        "number": "8",
        "name": "SWD_CLK_0/P0.1",
        "type": "bidirectional",
        "description": "SWD clock / Port 0 pin 1 GPIO with over-voltage tolerance. Also I2C_SCL_0 / TCPWM_line_1 / UART_0_RTS."
      },
      {
        "number": "9",
        "name": "AXRES/P2.0",
        "type": "bidirectional",
        "description": "Alternate external reset (active low) / Port 2 pin 0 GPIO. Also TCPWM_line_0 or UART_0_TX0. Internally pulled up during POR I/O init."
      },
      {
        "number": "10",
        "name": "P2.1",
        "type": "bidirectional",
        "description": "Port 2 pin 1 GPIO. Also TCPWM_line_1 or UART_0_RX0."
      },
      {
        "number": "11",
        "name": "VBUS_C_MON_DISCHARGE",
        "type": "passive",
        "description": "Type-C VBUS monitor input with internal discharge FET. Connect to the consumer-side VBUS rail through the recommended divider network."
      },
      {
        "number": "12",
        "name": "P2.2",
        "type": "bidirectional",
        "description": "Port 2 pin 2 GPIO with open drain and pull-up assist. Configurable as GPIO_20VT / I2C_SDA_1 / IEC. Tolerant to temporary short to VBUS."
      },
      {
        "number": "13",
        "name": "P2.3",
        "type": "bidirectional",
        "description": "Port 2 pin 3 GPIO with open drain and pull-up assist. Configurable as GPIO_20VT / I2C_SCL_1 / IEC. Tolerant to temporary short to VBUS."
      },
      {
        "number": "14",
        "name": "CC2",
        "type": "bidirectional",
        "description": "USB Type-C Configuration Channel 2 with dead-battery Rd bonding option and IEC ESD protection. Tolerant to temporary short to VBUS."
      },
      {
        "number": "15",
        "name": "CC1",
        "type": "bidirectional",
        "description": "USB Type-C Configuration Channel 1 with dead-battery Rd bonding option and IEC ESD protection. Tolerant to temporary short to VBUS."
      },
      {
        "number": "16",
        "name": "DM0/P3.1",
        "type": "bidirectional",
        "description": "USB D- (primary) / Port 3 pin 1 GPIO. Also UART_1_RX0 or legacy charging detection (AFC/QC/BC 1.2/Apple). IEC ESD protected."
      },
      {
        "number": "17",
        "name": "DP0/P3.0",
        "type": "bidirectional",
        "description": "USB D+ (primary) / Port 3 pin 0 GPIO. Also UART_1_TX0 or legacy charging detection (AFC/QC/BC 1.2/Apple). IEC ESD protected."
      },
      {
        "number": "18",
        "name": "VBUS_IN_DISCHARGE",
        "type": "power_in",
        "description": "VBUS power input, 3.0 V to 24.5 V, with internal discharge FET. Primary supply source when powered from Type-C VBUS."
      },
      {
        "number": "19",
        "name": "CSP",
        "type": "input",
        "description": "Current-sense positive input for VBUS current monitoring via external shunt."
      },
      {
        "number": "20",
        "name": "FB",
        "type": "input",
        "description": "Voltage regulation feedback pin used for direct-feedback DFP adapter voltage control."
      },
      {
        "number": "21",
        "name": "CATH/COMP",
        "type": "bidirectional",
        "description": "Cathode of internal voltage-regulation shunt / loop compensation node for external analog applications."
      },
      {
        "number": "22",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference. Tie to system ground plane along with the exposed thermal pad."
      },
      {
        "number": "23",
        "name": "VDDD",
        "type": "power_in",
        "description": "Digital supply input, 2.7 V to 5.5 V. When VBUS_IN_DISCHARGE is the primary supply, VDDD is regulated internally to 3.3 V and requires only a 1 µF decoupling capacitor."
      },
      {
        "number": "24",
        "name": "VCCD",
        "type": "power_out",
        "description": "1.8 V regulated core-logic supply output. Requires a 1 µF decoupling capacitor. Not intended to power external circuitry."
      },
      {
        "number": "25",
        "name": "EPAD",
        "type": "power_in",
        "description": "Exposed thermal pad on package underside. Connect to ground plane for thermal and electrical grounding."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2202281730_Infineon-Cypress-Semicon-CYPD3175-24LQXQT_C2952419.pdf",
        "pages": 37,
        "sha256": "0be360796cb78e34",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "role": "plain",
        "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": "f7d256794c4147daf24dcae0554fae18510315e565ad1e239b475be7fef80d8b",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cypd3175-24lqxqt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "d0c939e141345deb6116fe00004a542914e9bacf2a6a33c4ba9b8bc00614b3b4",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Infineon",
      "Package": "QFN-24-EP(4x4)",
      "Category": "Interface",
      "Pins": "25"
    }
  },
  "variants": [
    {
      "mpn": "CYPD3175-24LQXQT",
      "kind": "packaging"
    },
    {
      "mpn": "CYPD3174-16SXQ",
      "kind": "unknown"
    }
  ],
  "sections": [
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    "breadcrumbs",
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  "discovery_triggers": [
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  "discovery_pitch": "CYPD3175-24LQXQT (Infineon) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "cypd3175-24lqxqt.lbr",
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    "docs/cypd3175-24lqxqt-datasheet.pdf",
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T19:37:18.754Z"
}