Transistor Current Sweep Circuit: A simple transistor current sweep circuit is given in Fig. 30.143 (a). In the circuit the transistor is employed as an electronic switch and the inductor…
Methods of Sweep Voltage Generation: It is not possible to achieve precise linearity in sweep voltages by electronic means, various methods of sweep voltage generation are enumerated below. 1. Exponential…
Transistor Clipper Circuit and Waveforms: Transistor Clipper Circuit - The transistor has two pronounced nonlinearities—one occurs when the transistor passes from cutin region to the active region and the second…
What is Current Boosting in Voltage Regulator? Current Boosting in Voltage Regulator - IC723 regulator is limited to provide a maximum current of 140 mA. To increase its current capacity,…
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…
Shunt Voltage Regulator Block Diagram: A shunt voltage regulator provides regulation by shunting current away from the load. The block diagram of such a voltage regulator is depicted in Fig.…
Controlled Transistor Series Regulator with Short Circuit Protection: Controlled Transistor Series Regulator with Short Circuit Protection - If the load resistance RL is reduced or load terminals are shorted accidentally,…
Controlled Transistor Series Regulator or Negative Feedback Regulator: A controlled transistor series regulator is shown in Fig. 43.6. This Controlled Transistor Series Regulator circuit is quite similar to that of…