
Central Semiconductor
LOW NOISE ZENER DIODE 6.8 VOLTS THRU 47 VOLTS 500mW, 5% TOLERANCE

Secos Corporation.
VOLTAGE 50V ~ 1000V 1.0AMP Single Phase Bridge Rectifiers

Atmel Corporation
8-bit Low Pin Count Microcontrollers

Fairchild Semiconductor
Phototransistor Optocouplers