For silicon diodes the forward voltage is 07v and for germanium it is 03v. A transistor is created by using three layers rather than the two layers used in a diode. What Is The Schottky Diode The Engineering Projects What Is A Triac Triac Switch Electronics Notes Transistors How Do They Work Applications of diodes half wave rectifier a half wave rectifier cuts off half of a sine wave leaving only the positive or negative side although not perfectly because of the diode voltage drop. Applications of diodes and transistors . By the p type and n type semiconductor material many devices are made like diodes transistor mosfet jfet ujt and others. A transistor is a device that regulates current or voltage flow and acts as a button or gate for electronic signals. Different types of diodes have different voltage requirements. One area where the curren...