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Electronic Devices & Circuits

  • Light Emitting Diode Theory
    Electronic Devices & Circuits

    Light Emitting Diode Operation

    The symbol for an LED is shown in Figure. The basic operation of the light-emitting diode (LED) is as follows. ...
    Bharadwaj
    July 9, 2016
  • Varactor Diode Operation
    Electronic Devices & Circuits

    Varactor Diode Operation

    The junction capacitance of diodes varies with the amount of reverse bias. Varactor diodes are specially designed to take advantage of ...
    Bharadwaj
    July 9, 2016
  • Zener Diode Clipper
    Electronic Devices & Circuits

    Zener Diode Limiter

    Zener diodes can be used in ac applications to limit voltage swings to desired levels. Below Figures shows three basic ways ...
    Bharadwaj
    July 9, 2016
  • Zener Diode Voltage Regulator
    Electronic Devices & Circuits

    Zener Diode Voltage Regulator Operation

    The zener diode can be used as a type of voltage regulator for providing stable reference voltages. In this section, you ...
    Bharadwaj
    July 9, 2016
  • Zener Diode VI Characteristics
    Electronic Devices & Circuits

    Zener Diode Breakdown Characteristics

    The symbol for a zener diode is shown in Below Figure. Instead of a straight line representing the cathode, the zener ...
    Bharadwaj
    July 9, 2016
  • Short Notes on Rectifiers & Filters
    Electronic Devices & Circuits

    Short Notes on Rectifiers & Filters

    The device which operates at above 30V is called an electrical device and the device which operates with less than ...
    Bharadwaj
    July 8, 2016
  • Troubleshooting a Diode
    Electronic Devices & Circuits

    How to Test a Diode using Multimeter

    A multimeter can be used as a fast and simple way to check a diode out of the circuit. A good ...
    Bharadwaj
    July 8, 2016
  • Diode Voltage quadrupler
    Electronic Devices & Circuits

    Diodes Voltage Quadrupler

    The addition of still another diode-capacitor section to a Voltage trippler, as shown in Below Figure, produces an output four times ...
    Bharadwaj
    July 8, 2016
  • Diode Voltage Trippler Circuit
    Electronic Devices & Circuits

    Diodes Voltage Tripler

    The addition of another diode-capacitor section to the half-wave voltage doubler creates a voltage tripler, as shown in Below Figure. The ...
    Bharadwaj
    July 8, 2016
  • Full Wave Voltage Doubler using Diodes.png
    Electronic Devices & Circuits

    Full Wave Voltage Doubler using Diodes

    Voltage multipliers use clamping action to increase peak rectified voltages without the necessity of increasing the transformer’s voltage rating. Multiplication factors ...
    Bharadwaj
    July 8, 2016
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