No-Load Specification Impacts Power-Supply Performance

When reviewing power-supply specification requirements and supporting design proposals, we often see the minimum load identified as 0 A loading...

Psi or Theta: Which One Should You Choose?

Over the years, standards organizations have undertaken numerous efforts to standardize the test methods that are used to characterize the thermal performance...

Feedback Circuit Improves Hysteretic Control

The hysteretic power supply is simpler than the voltage- or current-mode closed-loop-control dc-dc switchers, although its simplicity may be a bit deceiving...

Test Saturation Voltage to Achieve High Efficiency

Efficiency is the name of the game in the design of power supplies. This is a major reason why switch-mode power supplies (SMPSs) are chosen for power-supply...

Modeling Automotive Battery Diagnostics

Automotive electrical systems are becoming increasingly complex as more and more electrical and electronic equipment is incorporated into new vehicles....

IGBTs Improve to Satisfy Diverse Applications

IGBT product developments appear to have accelerated lately with the introduction of several discrete devices and modules aimed at a variety of growing...

Data Points

EPA Revises Energy Star Specification for External Power Supplies The U.S. Environmental Protection Agency (EPA) recently issued Final Draft Version 2.0...

New Products

Power Management Controller ASIC Advantage's IPS102 is targeted for the creation of PFC supplies in applications running up to 200 W. Unlike the company's...

User Interfaces Are Critical to Digital Power

A paradigm shift has taken place with the introduction of digital power technology. As with many new technologies, there is resistance to change. Unfortunately,...

"A" is for Analog and Other Musings on APEC

Acronyms are a great shorthand for names and titles that are too long to roll off the tongue, or too cumbersome to be repeated in print. Imagine if we...