EDN

Adjustable Linear Power Supply (30 V/4 A, CC-CV)

Figure 1 shows the schematic diagram of the device. The design consists of two main parts: the main regulator circuit and the current-limiting circuit. IC3 is the LM338 5A positive linear regulator. 1 ...
EDN

Adjustable Linear AC-DC Power Supply

A double output low noise power supply is an essential tool for any electronics enthusiast. There are many circumstances that a double-output power supply is necessary such as designing pre-amplifiers ...
Electronic Design

Software Creates Power Supply Board Layout Fast

Texas Instruments (TI) unveiled WEBENCH® PCB Export, a new feature in TI's online WEBENCH Power Designer tool that engineers can use to quickly create a power supply printed circuit board (PCB) layout ...
Electronic Design

Minimize the EMI in Your Power Supplies

Some handy methods to reduce EMI levels in power supplies. EMI sources in a switch-mode power supply. The importance of PCB layout in diminishing EMI. Modern electronic systems are becoming ...
Hackaday

Power Supply PCB Redesign

We’ve often heard you should do everything twice. The first time is to learn what you need to do, and the second time is to do it right. We bet [Ian Carey] would agree after taking his old linear ...