Electronic Design

Active Clamp Resets Transformer in Converters

For a PDF version of this article, click here. Power converters based on the forward topology offer high efficiency and good power-handling capability in applications up to several hundred watts. The ...
EDN

Running cool and fast with the active clamp flyback

The quasi-resonant flyback (QRF) power converter is a popular choice in low-power offline applications in the 150-W-or-less output power range for many reasons. The QRF converter has a low component ...
EDN

Active-clamp PWM controller peaks ZVS designs

Santa Clara, Calif. – National Semiconductor's LM5025 is an active-clamp PWM controller for high-frequency forward converter topologies designed to boost the efficiency and power density of ...
Electronics Weekly

Active fly-back clamp shrinks GaN USC-C chargers

Power Integrations has moved to active clamp fly-back conversion, zero voltage switching and a GaN transistor to shrink the size of its ac-dc USB-C charger circuits. The chips implementing the ...
Electronic Design

Silanna Semiconductor expands line of fully integrated active clamp flyback controllers with 60W version

SAN DIEGO, CA—Silanna Semiconductor has expanded its line of fully integrated active clamp flyback (ACF) controllers with the 60W SZ1105 Flyback PWM Controller. Like its 30W SZ1101 sibling, Silanna’s ...
Electronics Weekly

Active fly-back clamp shrinks GaN USC-C chargers

Power Integrations has moved to active clamp fly-back conversion, zero voltage switching and a GaN transistor to shrink the size of its ac-dc USB-C charger circuits. The chips implementing the ...