EDN

Another PWM controls a switching voltage regulator

A recent Design Idea, “Three discretes suffice to interface PWM to switching regulators,” demonstrated one way to use PWM to control the output of a typical switching voltage regulator. There were ...
Electronic Design

Using Unfiltered PWM to Drive High-Power Resistive Loads

How to use unfiltered PWM to drive high power loads. How to properly set the PWM duty cycle for high power loads. How to drive an incandescent lamp using PWM. Sometimes it’s necessary to drive a ...
EDN

Converting PWM Output to Analog Output Using Hall Effect Sensors

This technical document discusses a simple method of converting a PWM output signal into an analog output signal employing a Hall effect sensor or PWM sensor. This article covers the behavior of PWM ...
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 ...