Bootstrap Feedback Linearizes Current Source
Nov 1, 2006
Adjustable current sources often exhibit a nonlinear
control characteristic, but the inclusion of bootstrap feedback provides an inherently linear control that works well at all levels of
output current....
Supercapacitors Can Challenge Tantalums on ESR
Jul 1, 2006
Advances in capacitor technologies may not be heralded the way semiconductor developments are, but these passive components are continually evolving nonetheless....
New Products
Jun 1, 2006
Web-Based Simulator Microchip Technology's Mindi is a web-based simulation tool that aids in the design of several circuits useful for power-management...
New Products
May 1, 2006
PWM Controller The IR3624 from International Rectifier is a 600-kHz single-phase synchronous buck PWM controller IC designed for high-density, 10-A nonisolated...
Multi-Megahertz Switching Gains Momentum
Apr 1, 2006
Cellular phones and other portable applications continue to demand that voltage regulator designs fit into ever-smaller footprints. To satisfy this requirement...
Is Your Job Going to China?
Feb 1, 2006
I talk to a lot of people in the United States in the power supply industry. These days, it seems, near the top of everyone's worry list is the question:...
Efficient Supply Provides Stable Low Voltage
Nov 1, 2005
Throughout the telecom slump of the last few years, the technology laying the foundation for the information superhighway has continued to advance at...
Environmental Testing Benefits Power Electronics
Jul 28, 2005
Integrating test and measurement with environmental testing can improve product robustness, product reliability and production processes, increasing yields and reducing warranty expenses and exposure....
New Energy Standards Banish Linear Supplies
Mar 1, 2005
With the California Energy Commission mandating
minimum levels of efficiency for external
power supplies sold in the state, many linear
supplies will need to be redesigned using
switch-mode technology....
Power Amplifier Drives Multiple Inkjet Heads
Jan 1, 2005
Suitable for piezoelectric transducers, high-current
linear power amplifiers are playing an ever-expanding
role in the development of new inkjet printer applications....
