LM25119 (ACTIVE) 4.5-42V Wide Vin, Current Mode Dual Synchronous Buck Controller

 

Models (5)

Title Category Type Date
LM25119 Unencrypted PSpice Transient Model PSpice Model ZIP 24 Mar 2015
LM25119 TINA-TI Transient Reference Design (LOAD TRANSIENT) TINA-TI Reference Design TSC 16 Aug 2013
LM25119 TINA-TI Transient Reference Design (STARTUP) TINA-TI Reference Design TSC 16 Aug 2013
LM25119 TINA-TI Transient Spice Model TINA-TI Spice Model ZIP 16 Aug 2013
LM25119 PSpice Transient Model PSpice Model ZIP 11 Apr 2013

Design kits & evaluation modules (1)

Name Part# Type
Evaluation Board for the LM25119 Wide Vin Dual Synchronous Buck Controller LM25119EVAL Evaluation Modules & Boards

Reference designs

35W Dual Output Buck for Industrial Application Reference Design

The PMP10664 reference design is a 35W dual-output synchronous buck converter using the LM25119 controller IC.  The design accepts an input voltage of 9.8Vin to 15.1Vin, provides one output of 3.3V capable of supplying 6.5A of current and one output of 3.3V capable of supplying 4A of (...)

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

Description Part Number Company Tool Type
30 - 32V Input, 5.5V@20A Multiphase Buck using the LM25119 PMP7428 Texas Instruments Reference designs
Dual Phase Synchronous Buck PMP7876 Texas Instruments Reference designs
Non-Isolated LDO for Transportation/Automotive using TPS73201 w/ input of 1.8 VDC 1.3V@0.22A PMP7177 Texas Instruments Reference designs

Development tools (1)

Name Part# Type
LM(2)5119 Quick Start Calculator LM25119-5119QUICK-CALC Calculation Tools
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Product Option
  Min   Max Range
Vin  V 4.5 to 42V
Vout  V 0.8 to 41V
Iout  A 0 to 40A
Vout 2  V 0.8 to 41V
Iout 2  A 0 to 40A
Ambient Temp  °C -40 to 125°C