LM5574
This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.
75V, 0.5A Step-Down Switching Regulator

 

Models (4)

Title Category Type Date
LM5574 Unencrypted PSpice Transient Model (Rev. A) PSpice Model ZIP 23 Jan 2017
LM5574 Non-Inverting and Inverting PSpice Transient Model (Rev. A) PSpice Model ZIP 23 Jan 2017
LM5574 Unencrypted PSpice Average Model PSpice Model ZIP 27 Mar 2015
LM5574 PSpice Average Model PSpice Model ZIP 27 Feb 2013

Design kits & evaluation modules (1)

Name Part# Type
75V, 0.5A Step-Down Switching Regulator Evaluation Module LM5574EVAL Evaluation Modules & Boards

Reference designs

Multi-Rail Power Reference Design for Eliminating EMI Effects in High Performance DAQ Systems

The TIDA-01054 reference design helps eliminate the performance degrading effects of EMI on Data Acquisition (DAQ) systems greater than 16 bits with the help of the LM53635 buck converter. The buck converter enables the designer to place power solutions close to the signal path without the unwanted (...)

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

Development tools (2)

Name Part# Type
Downloadable LM(2)557x Quick Start SIMPLE SWITCHER Component Calculator SIMPLESWITCHER-COMPONENT-CALC Calculation Tools
LM(2)557x Quick Start SIMPLE SWITCHER Component Calculator LM2557X-557XQUICK-CALC Calculation Tools
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WEBENCH® Designer LM5574

Topology Option
  Min   Max Range
Vin  V 7 to 42V
Vout  V 1.225 to 30V
Iout  A 0 to 2.5A
Ambient Temp  °C -40 to 125°C