IR35204MTRPBF

{
  "slug": "ir35204mtrpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Infineon Technologies DC-DC Converters, QFN-40-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "ir35204mtrpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "ir35204mtrpbf.step",
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    "docs/ir35204mtrpbf-datasheet.pdf",
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    "viewers/footprint.html",
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    "ir35204mtrpbf-hero.overlay.json",
    "ir35204mtrpbf-etched.glb"
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  "component": {
    "mpn": "IR35204MTRPBF",
    "manufacturer": "Infineon Technologies",
    "package": "QFN-40-EP(5x5)",
    "pin_count": 41,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3fad252137f8c916f9d2f76ad161d001.pdf",
    "parts": {
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      "model_3d_step_plain": "ir35204mtrpbf.step",
      "lbr": "ir35204mtrpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C537648",
      "digikey": "448-IR35204MTRPBFTR-ND",
      "mouser": "942-IR35204MTRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-11-02T17:30:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "448-IR35204MTRPBFTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "942-IR35204MTRPBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RCSM",
        "type": "output",
        "description": "Resistor current sense minus for Loop 1, connected to an external network that sets load line slope, bandwidth and temperature compensation."
      },
      {
        "number": "2",
        "name": "VRDY2",
        "type": "output",
        "description": "Open-drain Loop 2 VR ready output that asserts high after soft-start to the Loop 2 boot voltage and requires a pull-up to an external voltage through a resistor."
      },
      {
        "number": "3",
        "name": "VSEN",
        "type": "input",
        "description": "Loop 1 voltage sense input connected directly to the VR output at the load and routed differentially with VRTN."
      },
      {
        "number": "4",
        "name": "VRTN",
        "type": "input",
        "description": "Loop 1 voltage sense return input connected directly to Loop 1 ground at the load and routed differentially with VSEN."
      },
      {
        "number": "5",
        "name": "I_IN",
        "type": "input",
        "description": "Input current signal ranging from 0 to 1 Vdc that indicates a maximum input current of 62.5A."
      },
      {
        "number": "6",
        "name": "TSEN1",
        "type": "input",
        "description": "Loop 1 temperature sense input for an NTC network or IR PowIRstage temperature output, which must be scaled to 4.88 mV per degC with a 0.365 Vdc offset when used with the PowIRstage."
      },
      {
        "number": "7",
        "name": "CFILT",
        "type": "output",
        "description": "Decoupling pin for the internal 1.8V supply, which requires an external capacitor on this pin."
      },
      {
        "number": "8",
        "name": "VRDY1",
        "type": "output",
        "description": "Open-drain Loop 1 VR ready output that asserts high after soft-start to the Loop 1 boot voltage and requires a pull-up to an external voltage through a resistor."
      },
      {
        "number": "9",
        "name": "EN_L2/CAT_FLT/PWROK",
        "type": "input",
        "description": "Multi-function pin: Loop 2 enable input, AMD PWROK input (low returns to boot voltage, high selects SVI bus), or CAT_FLT output driven to VCC under output OVP, NVM CRC error or TSEN fault."
      },
      {
        "number": "10",
        "name": "VINSEN",
        "type": "input",
        "description": "Input supply voltage sense used to detect and measure a valid VR input supply, typically 4.5V to 13.2V."
      },
      {
        "number": "11",
        "name": "SV_ADDR/VDDIO",
        "type": "input",
        "description": "Serial VID address pin where a resistor to ground sets the NVM SVID address offset and needs a 0.01uF filter capacitor, or AMD VDDIO input that sets the voltage to which SVT and SVD acknowledge are driven high."
      },
      {
        "number": "12",
        "name": "SV_ALERT#/SVT",
        "type": "output",
        "description": "Intel SVID ALERT# output pulled low to alert the CPU of VR status and requiring a pull-up, or AMD SVI telemetry and VOTF output."
      },
      {
        "number": "13",
        "name": "SV_CLK",
        "type": "input",
        "description": "Serial VID clock input driven by the CPU master."
      },
      {
        "number": "14",
        "name": "SV_DIO",
        "type": "bidirectional",
        "description": "Bidirectional serial VID data line over which the CPU master issues commands and receives data from slaves."
      },
      {
        "number": "15",
        "name": "VRHOT_ICRIT#",
        "type": "output",
        "description": "Active-low alert output that asserts when temperature or average load current exceeds user-definable thresholds and requires a pull-up to an external voltage."
      },
      {
        "number": "16",
        "name": "EN",
        "type": "input",
        "description": "VR enable input that powers the regulator when Vin and Vcc are present, has no internal pull-up, and must be pulled high or low rather than left floating."
      },
      {
        "number": "17",
        "name": "ADDR_PROT",
        "type": "bidirectional",
        "description": "Bus address and I2C protection pin where a resistor to ground sets the NVM I2C address offset, then becomes a logic input that enables or disables I2C communication, with a 0.01uF filter capacitor required."
      },
      {
        "number": "18",
        "name": "SM_ALERT#",
        "type": "output",
        "description": "Active-low SMBus/PMBus alert line indicating a change in regulator status, requires a pull-up, and must be grounded if not used."
      },
      {
        "number": "19",
        "name": "SM_DIO",
        "type": "bidirectional",
        "description": "Bidirectional I2C/SMBus/PMBus serial data line that must be grounded if not used."
      },
      {
        "number": "20",
        "name": "SM_CLK",
        "type": "input",
        "description": "I2C/SMBus/PMBus clock input rated to 1 MHz that must be grounded if not used."
      },
      {
        "number": "21",
        "name": "PIN_ALERT#",
        "type": "output",
        "description": "Active-low alert output that asserts when input power exceeds a user-defined threshold and requires a pull-up to an external voltage."
      },
      {
        "number": "22",
        "name": "TSEN2/VAUXSEN",
        "type": "input",
        "description": "Loop 2 temperature sense input for an NTC network or PowIRstage output that should float if not used, shared with an auxiliary voltage sense input that monitors a supply for Vcc and driver operation and should float if not used."
      },
      {
        "number": "23",
        "name": "PWM1",
        "type": "output",
        "description": "Phase 1 PWM output connected to the input of an external MOSFET gate driver, high-impedance until ENABLE goes active."
      },
      {
        "number": "24",
        "name": "PWM2",
        "type": "output",
        "description": "Phase 2 PWM output connected to the input of an external MOSFET gate driver, high-impedance until ENABLE goes active."
      },
      {
        "number": "25",
        "name": "PWM3",
        "type": "output",
        "description": "Phase 3 PWM output connected to the input of an external MOSFET gate driver, high-impedance until ENABLE goes active."
      },
      {
        "number": "26",
        "name": "PWM1_L2",
        "type": "output",
        "description": "Loop 2 phase 1 PWM output connected to the input of an external MOSFET gate driver, high-impedance until ENABLE goes active, and floated if not used."
      },
      {
        "number": "27",
        "name": "VRTN_L2",
        "type": "input",
        "description": "Loop 2 voltage sense return input connected to Loop 2 ground at the load and routed differentially with VSEN_L2, and connected to GND if not used."
      },
      {
        "number": "28",
        "name": "VSEN_L2",
        "type": "input",
        "description": "Loop 2 voltage sense input connected directly to the Loop 2 VR output at the load and routed differentially with VRTN_L2, and connected to GND if not used."
      },
      {
        "number": "29",
        "name": "VCC",
        "type": "power_in",
        "description": "Input supply pin that powers the device from a 3.3V supply."
      },
      {
        "number": "30",
        "name": "RCSM_L2",
        "type": "output",
        "description": "Loop 2 resistor current sense minus network that sets load line slope, bandwidth and temperature compensation, connected to pin 31 with a 10K resistor if not used."
      },
      {
        "number": "31",
        "name": "RCSP_L2",
        "type": "output",
        "description": "Loop 2 resistor current sense positive network that sets load line slope, bandwidth and temperature compensation, connected to pin 30 with a 10K resistor if not used."
      },
      {
        "number": "32",
        "name": "ISEN1_L2",
        "type": "input",
        "description": "Loop 2 phase 1 positive current sense input, connected to GND if not used."
      },
      {
        "number": "33",
        "name": "IRTN1_L2",
        "type": "input",
        "description": "Loop 2 phase 1 current sense return input, connected to GND if not used."
      },
      {
        "number": "34",
        "name": "ISEN3",
        "type": "input",
        "description": "Phase 3 positive current sense input, connected to GND if not used."
      },
      {
        "number": "35",
        "name": "IRTN3",
        "type": "input",
        "description": "Phase 3 current sense return input, connected to GND if not used."
      },
      {
        "number": "36",
        "name": "ISEN2",
        "type": "input",
        "description": "Phase 2 positive current sense input, connected to GND if not used."
      },
      {
        "number": "37",
        "name": "IRTN2",
        "type": "input",
        "description": "Phase 2 current sense return input, connected to GND if not used."
      },
      {
        "number": "38",
        "name": "ISEN1",
        "type": "input",
        "description": "Phase 1 positive current sense input, connected to GND if not used."
      },
      {
        "number": "39",
        "name": "IRTN1",
        "type": "input",
        "description": "Phase 1 current sense return input, connected to GND if not used."
      },
      {
        "number": "40",
        "name": "RCSP",
        "type": "output",
        "description": "Loop 1 resistor current sense positive network that sets load line slope, bandwidth and temperature compensation."
      },
      {
        "number": "41",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the IC; the large metal pad on the bottom must be connected to ground."
      }
    ],
    "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: Pins 23-25 are printed as the range 'PWM1 - PWM3' without an individual pin-by-pin assignment in the",
          "1/41 pins cited to the wrong page (name found elsewhere): ['24:PWM2@p6']"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0368,
        "at": "2026-11-02T17:29:52"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3fad252137f8c916f9d2f76ad161d001.pdf",
        "pages": 61,
        "sha256": "38fd0f28a1ca0bcc",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 41,
        "described": 41,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8f37bc7a9aab4742c34f137d9822c0352acc227532830034555744338483cdfc",
        "checked": "2026-11-02",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
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}