Test Saturation Voltage to Achieve High Efficiency
Mar 1, 2008
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...
Increase DC-DC Efficiency Across Load and Frequency
Feb 1, 2008
To help improve dc-dc conversion efficiency at lighter loads and higher switching frequencies, a Schottky diode can be integrated onto a MOSFET chip....
Appliances Drive Power Module Packaging, But Where?
Jun 1, 2007
Today, intelligent power modules have become the preferred power semiconductor solution for motor drives in consumer applications. Their functionality...
Sensorless Motor Control Simplifies Washer Drives
Jun 1, 2006
Washing controls have used power inverters to control motor speeds for years. Variable-speed control enables a significant simplification of the mechanical...
IBCs Power Advanced Telecom Systems
Jun 1, 2006
Most major telecom companies now regard Advanced Telecom Computing Architecture (AdvancedTCA) as the way of the future. Based on an open-standard architecture,...
Semiconductor Vendors Turn to Modules
Mar 1, 2006
In the next few years, semiconductor suppliers will play a more pivotal role in the future of power. This role definition is driven by a number of factors....
Advances in Discrete Semiconductors March On
Sep 1, 2005
The past three decades have heralded the introduction of MOSFETs, IGBTs, silicon, Schottky and silicon-carbide Schottky diodes, as well as continuing advances in high-voltage rectifiers....
Thermal Issues Count in High-Power Amp Design
Jun 1, 2005
Designers can make sound decisions for
dissipating the heat by choosing devices,
heatsinks and circuits that will realize the
smallest, best-performing design....
Hybrid ICs Drive High-Power IGBT Modules
Mar 1, 2005
A pair of hybrid gate-driver ICs use optocoupling and isolated power supplies in compact, single inline packages to simplify the design of drive circuits for high-power IGBT modules....
Multi-die ICs Optimize Power Control for Automotive
Nov 1, 2004
In many automotive subsystems, there are opportunities to integrate power control and power switch functions. However, the high power levels involved...
