Foldback Current Limiting Circuit: The disadvantage of constant current limit is relatively large power dissipation in the series pass transistor when the load terminals are shorted. Thus a large power…
Constant Current Limiting Circuit: A block of series regulation using simple Constant Current Limiting Circuit is shown in the Fig. 2.119. It is also called short circuit protection circuit as…
Protection Circuits in Regulators: Protection Circuits in Regulators- The series regulator using transistors has no short circuit protection. If the load terminals are shorted accidentally then, Large amount of load…
Negative Voltage Regulator: Connections for getting negative voltage regulator are shown in Fig. 2.116. An external PNP transistor, Q1 is connected. Resistances can be from 1 kΩ to 10 kΩ. If…
Positive High Voltage High Current Regulator: Positive High Voltage High Current Regulator - For this type, output voltage from +7V to +37V and load current IL > 150 mA. For…
Low Voltage High Current Regulator: Fig. 2.113 shows the Low Voltage High Current Regulator Circuit. Output voltage from +2 to +7 V and load current can be more than 150…
Basic Low Voltage Regulator using IC 723: Fig. 2.112 shows the Basic Low Voltage Regulator using IC 723. The resistor, Rsc is connected between CL and CS pins. The current limit…
IC 723 Voltage Regulator: The popular general purpose precision regulator is IC 723. It is a monolithic linear integrated circuit in different physical packages. The pin diagram of IC 723…