LM5574 Datasheet (National Semiconductor) - Step-Down Switching Regulator

LM5574, Step-Down Switching Regulator

The LM5574 is an easy to use SIMPLE SWITCHER® buck regulator which allows design engineers to design and optimize a robust power supply using a minimum set of components.

Operating with an input voltage range of 6 - 75V, the LM5574 delivers 0.5A of continuous output current with an integrated 750mΩ

LM5574 Features

* Integrated 75V, 750mΩ N-channel MOSFET Ultra-wide input voltage range from 6V to 75V Adjustable output voltage as low as 1.225V 1.5% feedback reference accuracy Operating frequency adjustable between 50kHz and 500kHz with single resistor Ma