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Infineon PMBus SupIRBuck™

Infineon PMBus SupIRBuck™ voltage regulators

The PMBus SupIRBuck™ is an easy-to-use, fully integrated and highly efficient DC-DC regulator with I2C/PMBus interface. The on-board PWM controller and MOSFETs make the family a space efficient solution, providing accurate power delivery for low output voltage and high current applications.

The IR3806x family of PMBus enabled SupIRBuck™ voltage regulators offers:

  • Compactness of integrated controller, driver and MOSFETs
  • High performance analog voltage mode engine
  • Flexibility of a rich PMBus interface

Product Portfolio

Part Output
current [A]
voltage [V]
Moisture Sensitivity
Level (MSL)
Package Ordering code
IR38060 6 1.5–21 2 PQFN 5x6 IR38060MTRPBF
IR38062 15 1.5–21 2 PQFN 5x7 IR38062MTRPBF
IR38063 25 1.5–21 2 PQFN 5x7 IR38063MTRPBF



  • PMBus revision 1.2 compliant
  • 66 PMBus commands
  • Vin range 1.2 V–21 V
  • Differential remote sense
  • Ultra-low jitter voltage mode engine


  • Telemetry status via digital bus
  • Remote monitoring and update
  • Parameter changes by register
  • Flexibile sequencing
  • High accuracy/low ripple


  • Telecom
  • Datacom
  • Server
  • Storage
  • Embedded computing
  • ASIC/FPGA platforms

Application Diagram

Webinar On-Demand

PMBus Controlled Point-of-Load Solutions for Xilinx FPGAs

Now On-Demand! Available until June 13th, 2017!

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