Highly Efficient UPS Topologies with Regenerated Switching Losses
High efficiency is a must for solar applications. Now other applications are emerging with equally challenging demands for efficiency. With the experience gained in high-efficiency solar...
View ArticleExpanding the Dynamic Range of Current Measurement
ASIC-based current transducers can expand the dynamic range and increase the sensitivity and reliability of current measurement. In power electronics, the accuracy with which electrical current...
View ArticleCombined Capacitor and Choke for Motor-Run Applications
Economic and efficient control of bidirectional motors A design for the control of bidirectional AC motors features the EPCOS LCap, a combined motor-run capacitor and choke in a single rugged...
View ArticleOscilloscope Reinvented
The convergence of power stage modeling and signal processing within the HIL gives its oscilloscope function a high-bandwidth probeless access to all signals within the test setup. This...
View ArticleMetallized Film Capacitors
Considerations for selecting the most suitable types The expected life cycles of electronic products are continuously increasing, so that today life cycles of up to 10, 15 or 20 years are...
View ArticleExtending the MOSFET Gate Drive Conductors
Using a Dual Stripline PCB Layout Configuration In many applications there will be a need to place one or more rails in a Power XR application at some distance from the controller. This article...
View ArticleLine Filter - The Last Barrier in the Switch Mode Power Supply
Switch mode power supplies result in conducted interference because they generate radio interference voltage on the mains side. This can interfere with other equipment supplied with mains power....
View ArticleQuality Improvement of Reverse Recovery Characteristics
Measurement of High Voltage Thyristors for Series Connection Application Nowadays high voltage thyristor stacks based on series connected assemblies are widely used in soft starters for high...
View ArticleMiniaturisation of High Voltage, High Capacitance Multilayer Ceramic Capacitors
There is a constant battle to reduce size and weight of electronic components. Moore’s law supposes that for computing hardware the number of transistors on an integrated circuit doubles every 2...
View ArticleShort-Circuit Detection is Possible for Power Drive Systems with Long Motor...
Long motor cables add high parasitic inductive and capacitive loads to the system. These parasitics lead to reflections on the collector-emitter voltage and the collector current, which have a...
View Article
