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Automotive Grade 5.5-65V Wide Vin, Current Mode Synchronous Buck Controller w Analog Current Monitor


Models (2)

Title Category Type Date
LM5117 Unencrypted PSpice Transient Model PSpice Model ZIP 30 Mar 2015
LM5117 PSpice Transient Model (Rev. A) PSpice Model ZIP 15 Sep 2014

Design kits & evaluation modules (1)

Name Part# Type
LM5117 Wide Vin Synchronous Buck Controller Evaluation Module LM5117EVAL Evaluation Modules & Boards

Reference designs

12V, 80W Sync-Buck Reference Design

The PMP30301 reference design is based on the LM5117 sync buck converter; it supplies 12V @ 6.5A and it is protected against overcurrent at 7.4A. The internal bias can be supplied internally by means of internal linear regulator, or externally by BJT and Zener diode, thus reducing power (...)

View the Important Notice for reference designs covering authorized use, intellectual property matters and disclaimers.

Development tools (1)

Name Part# Type
LM5117 Quick Start Calculator LM5117QUICK-CALC Calculation Tools
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WEBENCH® Designer LM5117-Q1

  Min   Max Range
Vin  V 5.5 to 65.0V
Vout  V 0.8 to 60V
Iout  A ≤ 17A
Ambient Temp  °C -40 to 125°C