EDN

Off-Line PFC-PWM Combo Controller

This application note tackles the reasons behind the low efficiency quality of transformers and other power sources that are widely used by electric utility companies. Following this is a suggested ...
EDN

Off-Line PWM Controllers with Power MOSFET

The STR4A100 series are power ICs for switching power supplies, incorporating a sense MOSFET and a current mode PWM controller IC. The low standby power is accomplished by the automatic switching ...
Business Wire

Alpha and Omega Semiconductor Unveils World’s First NVIDIA OVR4-22 Multiphase PWM Controller Powering AI Server and Graphic Cards

SUNNYVALE, Calif.--(BUSINESS WIRE)--Alpha and Omega Semiconductor Limited (AOS) (Nasdaq: AOSL), a designer, developer, and global supplier of a broad range of discrete power devices, wide bandgap ...
Electronic Design

Maximize PWM Driver Resolution By Matching Output To Application

This article describes a simple technique for using a processors PWM output to produce an analog control voltage that matches the load’s input range, thus maximizing control resolution. Most ...
Electronic Design

Using a Current Mode PWM Controller in Voltage Mode

For the PDF version of this article, click here. Over the years, power supply designers have been persuaded that current mode is superior to its voltage-mode counterpart. As a result, the major PWM ...