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Highly Integrated 15A Single-input Voltage, Synchronous Buck Regulator with PMBus Interface.


  • Internal LDO allows single 21V operation
  • Output Voltage Range: 0.5V to 0.875*PVin
  • 0.5% accurate Reference Voltage
  • Programmable Switching Frequency up to 1.5MHz using Rt/Sync pin or PMBus
  • Internal Soft-Start with Pre-Bias Start-up
  • Enable input with Voltage Monitoring Capability
  • Remote Sense Amplifier with True Differential Voltage Sensing
  • Fast mode I2C and 400 kHz PMBus interface
  • Sequencing and tracking capable
  • Selectable analog mode or digital mode
  • 66 PMBus commands for configuration, control, fault protection and telemetry
  • Thermally compensated current limit with configurable overcurrent responses
  • Optional light load efficiency mode
  • External synchronization with Smooth Clocking
  • Dedicated output voltage sensing protection which remains active even when Enable is low
  • Integrated MOSFETs and Bootstrap diode
  • Operating junction temp: -40oC
  • Small Size 5mmx7mm PQFN
  • Pb-Free (RoHS Compliant)

Target Applications:

  • DC-DC
  • Desktop and Workstations
  • Graphic Boards
  • Netcom and Telecom
  • Point of Load
  • Servers and Storage

Parametric IR38062M
Family   PMBus
Technology   Voltage Mode
Input Voltage  max 21.0V
Type   Single Output
Iout  max 15.0A
Output Voltage  min  max 0.5V  18.06V
Internal Bias LDO   Yes
Qualification   Industrial
Moisture Sensitivity Level   2
Switching Frequency  max 1500.0kHz
Features (Digital Bus)   x
Features (Margining)   x
Features (Programmable OCP)   x
Features (Programmable Soft Start)   x
Features (Remote Sense)   x
Features (Sequence/Track)   x
Features (Sync)   x
Accuracy  max 0.5%
Early Warning   Yes
Enable (=Inhibit)   Yes
Watchdog   no
Package   PQFN / 5 x 7
Power Good   Yes
Regulator Type   DC/DC->Buck
Reset   no
Status Output   Yes
Topology   Voltage Mode
Operating Temperature  min  max -40.0°C  125.0°C
Operating Voltage  min  max 1.5V  16.0V
Over Voltage Protection   Yes
Budgetary Price €€/1k   2.61 

Data Sheet

Title Size Date Version
3.6 MB 01 Mar 2017 03_71

Application Notes

Title Size Date Version
1.3 MB 06 May 2012
1,002 KB 01 Mar 2017 01_00
92 KB 09 Dec 2003
2.6 MB 19 Feb 2016


Title Size Date Version
705 KB 01 Mar 2014
668 KB 15 Oct 2015

Product Selection Guide

Title Size Date Version
629 KB 12 Mar 2008
22.2 MB 21 Feb 2017 00_00
2.8 MB 12 Mar 2008
Sales Product Name IR38062M
Product Status active and preferred
Order online Buy online
Package Name PQFN 5X7 34L
Completely lead free no
Halogen free yes
RoHS compliant yes
Packing Size 4000
Packing Type TAPE & REEL
Moisture Level 2

Evaluation Boards

Board Family Description Status
IRDC38062 DC/DC Converter Evaluation Board IRDC38062
  • IR38062

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Download the PowIRCenter Graphical User Interface (GUI) software to help design and configure the part initially as well as control and monitor the part during operation. PowIRCenter Software

Gang Programmer

Purchase the Gang Programmer to help program parts prior to installation during the evaluation and optimization phase. PRG3806301-4A


In support of Infineon Technologies Digital IPOL Series which includes the IR38060MTRPBF, IR38062MTRPBF, IR38063MTRPBF, IR38064MTRPBF, family of devices, commercial programming is available with these Distributors: