PXE1610CDN-G003

{
  "slug": "pxe1610cdn-g003",
  "version": "0.1.0",
  "type": "component",
  "description": "Infineon Technologies DC-DC Converters, VQFN-48-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "pxe1610cdn-g003",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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  "component": {
    "mpn": "PXE1610CDN-G003",
    "manufacturer": "Infineon Technologies",
    "package": "VQFN-48-EP(6x6)",
    "pin_count": 49,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919134654095360",
    "parts": {
      "symbol": "pxe1610cdn-g003.kicad_sym",
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      "lbr": "pxe1610cdn-g003.lbr"
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    "distributor_links": {
      "lcsc": "C538651"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:52:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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        "status": "no match"
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    },
    "pins": [
      {
        "number": "1",
        "name": "BPWM1",
        "type": "output",
        "description": "Loop_B phase #1 PWM output (3.3V CMOS) that drives the PWM input of a power stage/FET driver IC, as described for APWM1."
      },
      {
        "number": "2",
        "name": "APWM6",
        "type": "output",
        "description": "Loop_A phase #6 PWM output (3.3V CMOS) that drives the PWM input of a power stage/FET driver IC; leave unused PWM pins unconnected (floating)."
      },
      {
        "number": "3",
        "name": "APWM5",
        "type": "output",
        "description": "Loop_A phase #5 PWM output (3.3V CMOS) that drives the PWM input of a power stage/FET driver IC; leave unused PWM pins unconnected (floating)."
      },
      {
        "number": "4",
        "name": "APWM4",
        "type": "output",
        "description": "Loop_A phase #4 PWM output (3.3V CMOS) that drives the PWM input of a power stage/FET driver IC; leave unused PWM pins unconnected (floating)."
      },
      {
        "number": "5",
        "name": "APWM3",
        "type": "output",
        "description": "Loop_A phase #3 PWM output (3.3V CMOS) that drives the PWM input of a power stage/FET driver IC; leave unused PWM pins unconnected (floating)."
      },
      {
        "number": "6",
        "name": "APWM2",
        "type": "output",
        "description": "Loop_A phase #2 PWM output (3.3V CMOS) that drives the PWM input of a power stage/FET driver IC; leave unused PWM pins unconnected (floating)."
      },
      {
        "number": "7",
        "name": "APWM1",
        "type": "output",
        "description": "Loop_A phase #1 PWM output (3.3V CMOS) used to drive the PWM input of the power stage/FET driver IC; unused PWM pins should be left unconnected (floating)."
      },
      {
        "number": "8",
        "name": "SDA",
        "type": "bidirectional",
        "description": "SMBus/I2C bidirectional serial data signal, open-drain."
      },
      {
        "number": "9",
        "name": "SCL",
        "type": "bidirectional",
        "description": "SMBus/I2C bidirectional serial clock signal, open-drain."
      },
      {
        "number": "10",
        "name": "RESET#",
        "type": "input",
        "description": "Input (3.3V CMOS) that puts the controller into its lowest power dissipation mode; may be left floating, but a 1kΩ pull-up to 3.3V is recommended if routed to a board trace."
      },
      {
        "number": "11",
        "name": "AVRRDY",
        "type": "output",
        "description": "Open-drain voltage regulator ready output, asserted when the controller is ready to accept SVID commands after AVREN is asserted and pulled low on a shutdown fault; requires an external pull-up (1kΩ recommended)."
      },
      {
        "number": "12",
        "name": "AVREN",
        "type": "input",
        "description": "Active-high output enable input (1.2V CMOS) that activates the digital controller subject to power-on-reset and fault status; it must not be left open because there is no internal bias."
      },
      {
        "number": "13",
        "name": "VRHOT#",
        "type": "output",
        "description": "Open-drain active-low external temperature indicator, asserted at the temperature defined by the programmable TEMP_MAX register."
      },
      {
        "number": "14",
        "name": "PINALRT#",
        "type": "output",
        "description": "Open-drain active-low input supply power alert, asserted when input power reaches the threshold set by the PIN_MAX register; may be left open if unused."
      },
      {
        "number": "15",
        "name": "MP0",
        "type": "bidirectional",
        "description": "Multi-purpose pin configurable as BVRRDY, FAULT1, FAULT2, ADREN, BDREN, or LPM, and programmable as 3.3V CMOS, open drain, or analog; unused MP pins may be left open."
      },
      {
        "number": "16",
        "name": "MP1",
        "type": "bidirectional",
        "description": "Multi-purpose pin configurable as BVREN, BVRRDY, FAULT1, FAULT2, ADREN, BDREN, or SMBAlert#, and programmable as 3.3V CMOS, open drain, or analog."
      },
      {
        "number": "17",
        "name": "VCLK",
        "type": "input",
        "description": "SVID clock interface input (1.2V CMOS); if the SVID interface is not used, tie VCLK, VDIO and VALRT# together and pull up to VD12 through 1kΩ."
      },
      {
        "number": "18",
        "name": "VDIO",
        "type": "bidirectional",
        "description": "SVID bidirectional open-drain data interface; if SVID is not used, tie it together with VCLK and VALRT# and pull up to VD12 through 1kΩ."
      },
      {
        "number": "19",
        "name": "VALRT#",
        "type": "output",
        "description": "Open-drain active-low SVID ALERT# output asserted to indicate the VR status has changed; if SVID is not used, tie it together with VCLK and VDIO and pull up to VD12 through 1kΩ."
      },
      {
        "number": "20",
        "name": "MP2",
        "type": "bidirectional",
        "description": "Multi-purpose pin configurable as FAULT2, SMBAlert#, or IMON, and programmable as 3.3V CMOS, open drain, or analog."
      },
      {
        "number": "21",
        "name": "AVSEN",
        "type": "input",
        "description": "Loop_A positive voltage sense input to the precision differential remote sense amplifier, to be connected to the remote load sense pin; an RC filter (10Ω and 220pF) is recommended close to the controller."
      },
      {
        "number": "22",
        "name": "AVREF",
        "type": "input",
        "description": "Loop_A negative voltage sense input paired with AVSEN for the precision differential remote sense amplifier."
      },
      {
        "number": "23",
        "name": "AIREF1",
        "type": "input",
        "description": "Loop_A phase #1 current sense negative input, paired with AISEN1 for differential channel current sensing; unused pairs may be left open or tied to ground."
      },
      {
        "number": "24",
        "name": "AISEN1",
        "type": "input",
        "description": "Loop_A phase #1 current sense positive input, paired with AIREF1, used for channel current balancing, loadline regulation and overcurrent protection."
      },
      {
        "number": "25",
        "name": "AIREF2",
        "type": "input",
        "description": "Loop_A phase #2 current sense negative input, paired with AISEN2; unused pairs may be left open or tied to ground."
      },
      {
        "number": "26",
        "name": "AISEN2",
        "type": "input",
        "description": "Loop_A phase #2 current sense positive input, paired with AIREF2, used for channel current balancing, loadline regulation and overcurrent protection."
      },
      {
        "number": "27",
        "name": "AIREF3",
        "type": "input",
        "description": "Loop_A phase #3 current sense negative input, paired with AISEN3; unused pairs may be left open or tied to ground."
      },
      {
        "number": "28",
        "name": "AISEN3",
        "type": "input",
        "description": "Loop_A phase #3 current sense positive input, paired with AIREF3, used for channel current balancing, loadline regulation and overcurrent protection."
      },
      {
        "number": "29",
        "name": "AIREF4",
        "type": "input",
        "description": "Loop_A phase #4 current sense negative input, paired with AISEN4; unused pairs may be left open or tied to ground."
      },
      {
        "number": "30",
        "name": "AISEN4",
        "type": "input",
        "description": "Loop_A phase #4 current sense positive input, paired with AIREF4, used for channel current balancing, loadline regulation and overcurrent protection."
      },
      {
        "number": "31",
        "name": "AIREF5",
        "type": "input",
        "description": "Loop_A phase #5 current sense negative input, paired with AISEN5; unused pairs may be left open or tied to ground."
      },
      {
        "number": "32",
        "name": "AISEN5",
        "type": "input",
        "description": "Loop_A phase #5 current sense positive input, paired with AIREF5, used for channel current balancing, loadline regulation and overcurrent protection."
      },
      {
        "number": "33",
        "name": "AIREF6",
        "type": "input",
        "description": "Loop_A phase #6 current sense negative input, paired with AISEN6; unused pairs may be left open or tied to ground."
      },
      {
        "number": "34",
        "name": "AISEN6",
        "type": "input",
        "description": "Loop_A phase #6 current sense positive input, paired with AIREF6, used for channel current balancing, loadline regulation and overcurrent protection."
      },
      {
        "number": "35",
        "name": "BVSEN",
        "type": "input",
        "description": "Loop_B positive voltage sense input for the remote sense amplifier (as AVSEN); if unused it may be grounded or left open."
      },
      {
        "number": "36",
        "name": "BVREF",
        "type": "input",
        "description": "Loop_B negative voltage sense input paired with BVSEN; if unused it may be grounded or left open."
      },
      {
        "number": "37",
        "name": "BIREF1",
        "type": "input",
        "description": "Loop_B phase #1 current sense negative input, paired with BISEN1; may be left open or grounded if Loop_B is not used."
      },
      {
        "number": "38",
        "name": "BISEN1",
        "type": "input",
        "description": "Loop_B phase #1 current sense positive input, paired with BIREF1; may be left open or grounded if Loop_B is not used."
      },
      {
        "number": "39",
        "name": "MP3",
        "type": "bidirectional",
        "description": "Multi-purpose pin configurable as FAULT2 or SMBAlert#, and programmable as 3.3V CMOS, open drain, or analog."
      },
      {
        "number": "40",
        "name": "MP4",
        "type": "bidirectional",
        "description": "Multi-purpose pin configurable as FAULT2 or SMBAlert#, and programmable as 3.3V CMOS, open drain, or analog."
      },
      {
        "number": "41",
        "name": "XADDR2",
        "type": "input",
        "description": "Used together with XADDR1 to set the controller I2C address through an external resistor tied between this pin and GND."
      },
      {
        "number": "42",
        "name": "BTSEN",
        "type": "input",
        "description": "Loop_B external temperature sense input (analog), referenced to the ATSEN description."
      },
      {
        "number": "43",
        "name": "ATSEN",
        "type": "input",
        "description": "Loop_A external temperature sense input; may be left floating if the internal temperature sensor is selected or external temperature reporting is not required."
      },
      {
        "number": "44",
        "name": "XADDR1",
        "type": "input",
        "description": "Used together with XADDR2 to set the controller I2C address through an external resistor tied between this pin and GND."
      },
      {
        "number": "45",
        "name": "VINSEN",
        "type": "input",
        "description": "VIN (+12V) voltage sense input used to guarantee a valid input voltage before startup (input undervoltage lockout), via a resistor divider or the PI sense network; may be grounded if unused."
      },
      {
        "number": "46",
        "name": "IINSEN",
        "type": "input",
        "description": "Current sense input for PWR_IN calculation, driven from an external amplifier or PI sense network translating a precision sense resistor; may be grounded if unused."
      },
      {
        "number": "47",
        "name": "VDD",
        "type": "power_in",
        "description": "3.3V power supply input (3.0V min, 3.3V nom, 3.6V max) to the digital controller, to be decoupled with high quality 1.0µF + 0.1µF ceramic capacitors."
      },
      {
        "number": "48",
        "name": "VD12",
        "type": "power_out",
        "description": "Internally generated 1.2V supply for the digital core logic; do not apply voltage to or ground this pin, use only for 1.0µF + 0.1µF decoupling, and do not use it to drive external components."
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
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        "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 exposed die paddle (listed as 'Die Paddle', type Ground, on page 6) has no printed pin number on; VD12 is listed as 'S Internal Supply' with a 1.2V internally generated output. It is typed power_out; Note F gives the series resistor for digital-input use as '200 current limiting resistor' with no un",
          "exposed pad 49 added from the footprint"
        ],
        "pages_sent": 20,
        "cost_usd": 0.1284,
        "at": "2026-10-18T05:49:11"
      },
      "datasheet": {
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        "pages": 20,
        "sha256": "06de21df1d169910",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}