Electronic Design

PFC Boost Controllers Eliminate Startup-Circuit Design Challenges

Experienced designers know that for many system scenarios—even as disparate as a data link versus a power supply—one of the biggest challenges is getting the function to initialize and start up ...
Electronic Design

PFC Boost IC Shrinks Into 5-pin SOT-23 Package

IR’s new IRS2505L power factor correction boost IC comes in a 5-pin SOT23 package for switch mode power supply, LED drivers, and fluorescent and HID electronic ballast applications. The IC features a ...
EDN

7.75 W TRIAC Dimmable PFC Buck-Boost LED Driver

This design example report discusses a 7.75 W TRIAC dimmable, high efficiency, power factor corrected, buck-boost LED driver using LYTSwitch-3 LYT3324D. It employs an input voltage ranging from 195 ...
EDN

900 W General Purpose PFC Power Supply Design

This paper gives a detailed engineering report of a PFC power supply using HiperPFS PFS729EG integrated PFC controller. It is a general purpose power supply which operates from 180 VAC to 264 VAC ...