75V Synchronous Buck Controller With Wide Input Voltage and Duty Cycle Ranges

75V Synchronous Buck Controller With Wide Input Voltage and Duty Cycle Ranges - LM5145

Models (3)

Title Category Type Size (KB) Date Views
LM5145 PSpice Transient Model (Rev. B) PSpice Model ZIP 100 KB 14 May 2018 20 views
LM5145 Unencrypted PSpice Transient Model PSpice Model ZIP 7 KB 14 May 2018 20 views
Export TINA-TI Transient Spice Model from WEBENCH (Rev. A) TINA-TI Spice Model PDF 245 KB 06 Nov 2015 1,230 views

Design kits & evaluation modules (1)

Name Part# Type
LM5145 Wide VIN Synchronous Buck Controller High Density Evaluation Module LM5145EVM-HD-20A Evaluation Modules & Boards

Reference designs

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TI Designs

57W Output Synchronous Buck Converter for Telecom Reference Design

PMP20178 is a voltage-mode synchronous buck converter reference design rated for 5.2V output at 11A from an input voltage of 15V to 60V. This design uses the LM5145 synchronous buck controller at a switching frequency of 200 kHz. Features include power good, synchronization and trim functions.

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Software (1)

LM5145 Quickstart Design Tool (Rev. C)  (ZIP 2389 KB )    65 views, 03 Apr 2018  

Development tools (1)

Name Part# Type
LM5145 Synchronous Buck Controller Design Tool LM5145DESIGN-CALC Calculation Tools
WEBENCH® Power Designer is now even easier to use. Try it now.

WEBENCH® Designer LM5145

  Min   Max Range
Vin  V 6.0 to 75.0V
Vout  V 0.8 to 60V
Iout  A ≤ 20A
Ambient Temp  °C -40 to 125°C

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