Balanced power supply with polarized capacitors

Ballast circuit

Base drive circuit

Base drive circuit for a four-terminal power Darlington

Battery polarity switch for applying power to a co-axial cable a

Battery power supply system

Bi-directional d.c./d.c. converter compatible with an inverter b

Bias controlled DC to AC converter and systems

Bicycle power supply

Bidirectional switching power apparatus with AC or DC output

Bidirectional VSC converter with a resonant circuit

Blocking oscillator switched power supply with standby circuitry

Blocking oscillator-switched power supply with peak current redu

Boost and buck chopper type potential source excitation system f

Boost-buck rectifier bridge circuit topology with diode decouple

Bootstrap drive for a switch-mode power converter

Bridge circuit for reduced switching losses

Bridge inverter having switching elements interconnected with br

Bridge rectifier circuit having active switches and an active co

Bridge type power converter