Phase control switching circuit without zero crossing detection
Power control unit
Power controlling circuit for automatic regulating apparatus
Power supply switching circuit for a halogen lamp
Primary regulator for an unregulated linear power supply and met
Resonant switching regulator
Reverse phase angle control of A.C. power loads
Rms voltage controller
Solid state circuit breaker with three phase capability
System and method for detection of zero current condition
System and method for improving efficiency of a power factor...
Zero voltage, zero current switching power factor correction...