Chinese Digital PWM modules have come down in cost over the past few months, but picking a PWM module that will help you to do what you need actually means you have to think about a host of things, ...

“HW-687 is one easy module for adding speed regulation to your next DC motor-based project. It is a simple pulse-width–modulated speed controller providing smooth control with almost no jerks. There ...

Find a downloadable version of this story in pdf format at the end of the story. Traditionally in synchronous buck designs, the PWM controller and its driver have been a single unit, for cost and ...

Find a downloadable version of this story in pdf format at the end of the story. The synchronous buck converter has become the ubiquitous standard in electronic equipment. While the basic topology is ...

Very similar types are available from several manufacturers. It is based on a pair of BTS7960 half-bridges from Infineon, with a cmos logic chip included to give them a clean drive from external ...