EDN

Improved laser-diode-clamp circuit protects against overvoltages

Expensive semiconductor laser diodes have no tolerance for fast voltage or current transients. To minimize the risk of damage, a standard JFET-clamp circuit shorts the laser when there is no supply ...
EDN

Voltage clamp circuits for ultra-low-voltage apps

Voltage clamps for protecting low-voltage dc circuits require a new approach to circuit design. Many commonly used voltage clamps were built for systems of 5 V or higher, but lower-voltage systems ...
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 ...
Electronic Design

Active Clamp Transformer Reset: High or Low Side?

The active clamp transformer reset technique offers many well-documented advantages over traditional single-ended reset techniques, including lower voltage stress on the main MOSFET, the ability to ...