Subscriber telephone set incorporating overvoltage protection

Supressing in rush current from a power supply during live wire

Sure chip plus

Surface mountable diode

Surface mounted system for leaded semiconductor devices

Surface mounting semiconductor device and method

Surge counter/detector apparatus, system and method

Surge current protection circuit

Surge delay for current limiter

Surge protection device for repeater

Surge suppression for current limiting circuits

Switch circuit and electronic apparatus with a discharge...

Switch driver

Switch with pre-alarms means

Switchboards and panelboards having interlock and load selection

Switching control circuit and self-excited DC-DC converter

Switching control circuit and self-excited DC-DC converter

Switching element driving device and switching element...

Switching logic driver with overcurrent protection

Switching power supply apparatus