Evaluation Board for IRDC3821 Synchronous Buck Converter

Mfr Part#: IRDC3821
Packaging:  BOX
Std Packaging Qty:  1



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$75.00 USD (each)
1+ $75.00


Qty in Stock :   4
Factory Stock : N/A
Factory Lead-Time: N/A
Min. Order Qty: 1
Multiple of: 1
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Product Highlight

  • Type: DC/DC Converters
  • Core Supported: IR3821

This product cannot ship to Europe.

The IR3821 is a synchronous buck converter, providing a compact, high performance and flexible solution in a small 5mmx6mm Power QFN package.Key features offered by the IR3821 include programmable soft-start ramp, precision 0.6 V reference voltage, programmable Power Good, thermal protection, fixed 600 kHz switching frequency requiring no external component, input under-voltage lockout for proper start-up, and pre-bias start-up.

The IR3821 SupIRBuckTM is an easy-to-use, fully integrated and highly efficient DC/DC regulator.
The onboard switching controller and MOSFETs make the IR3821 a space-efficient solution, providing accurate power delivery for low output voltage applications.


  • Wide Input Voltage Range 2.5 V to 21 V.
  • Wide Output Voltage Range 0.6 V to 12 V.
  • Continuous 7 A Load Capability.
  • 600 kHz High Frequency Operation.
  • Programmable Over-Current Protection.
  • Programmable PGood Output.
  • Hiccup Current Limit.
  • Precision Reference Voltage (0.6 V).
  • Programmable Soft-Start.
  • Pre-Bias Start-up.
  • Thermal Protection.
  • Thermally Enhanced Package.
  • Small Size 5mmx6mm QFN.
  • Pb-Free (RoHS Compliant).


  • Distributed Point-of-Loads.
  • Server and Workstations.
  • Embedded Systems.
  • Storage Systems.
  • DDR Applications.
  • Graphics Cards.
  • Game Consoles.
  • Computing Peripheral Voltage Regulators.

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