DIODE
A diode only blocks current in the reverse direction while the reverse voltage. Is with in a limited reange otherwise reverse barrier breaks and the voltage at which this break down occurs is called reverse breakdown voltage the diode acts as a value in the electronic and electrical circuits
TYPES OF DIODE
(1) ZENER DIODE
(2) P-N JUNCTION DIODE
(3) TUNNEL DIODE
(4) VARACTOR DIODE
(5) SCHOTTKY DIODE
(6) PHOTO DIODE
(7) PIN DIODE
(8) LAZER DIODE
(9) AVALAN CHE DIODE
(10) LIGHT EMITTING DIODE