Tag Archives: Variable Power Supply

Digitally Controlled Negative Voltage Supply

Posted on October 5, 2010 by Rust

Despite the popularity of single-supply ICs, a negative control voltage is still required by some applications. Modern, inverted R-2R ladder DAC and op amp is the solution for this purpose. This approach offers lower supply voltages, higher speed, and smaller … Continue reading →

Posted in Power Supply | Tagged , | Comments Off

Variable Power Supply 1.2-55 Volt, Uses Switching Technology for High Efficiency

Posted on May 10, 2009 by Adam
variable-switching-regulator

Designing wide range variable power supply using linear regulator is easy, but suffer terrible efficiency when it should regulate 60 Volt constant source  down to 5 Volt or lower, the efficiency would be 5/60 or 8.33% at maximum effort, really … Continue reading →

Posted in Power Supply | Tagged , | Comments Off