LM340 Series Voltage Regulator: This LM340 Series Voltage Regulator is typical of the three-terminal voltage regulators. The block diagram is shown in Fig. 43.27. The built-in reference voltage Vref drives…
Transistor Series Voltage Regulator or Emitter Follower Voltage Regulator: A simple series voltage regulator using an NPN transistor and a zener diode is shown in Fig. 43.5. This circuit is…
Series Voltage Regulator - Block Diagram and Working Principle: The basic connection of a series voltage regulator circuit is shown in the block diagram given in Fig. 43.4. The series…
Transistor Series Voltage Regulator: When a low power zener diode is used in the simple Transistor Series Voltage Regulator, the load current is limited by the maximum diode current. A…
Series DC Voltage Regulator: The output voltage of a d.c. source, whether it is a rectifier or any other machine, changes with the load current as well as with the…
Servo Type Voltage Regulator Working Principle: The main features of a servo type voltage regulator using an amplidyne is depicted in Fig. 19.8. The servo type voltage regulator system comprises…
Speed Control of Single Phase Induction Motor using Triac (Fan Regulator): The conventional speed regulator for a fan uses a resistance regulator. The regulator resistance is in series with the…
Voltage Control Interview Questions and Answers: 1. Why is it necessary to keep the receiving-end voltage constant within specified limits ? Ans. For satisfactory operation of equipment/machinery supplied by the…