Diode Clipping Circuit - Types and Applications: Diode Clipping Circuit - For a clipping circuit at least two components—an ideal diode and resistor are required and sometimes a dc battery…
Fixed Positive Voltage Regulators: The series 7800 regulators provide eight voltage options, rangÂing from 5 to 24 V, as indicated in Table 43.2. These ICs are designed as fixed voltage…
Three Terminal IC Voltage Regulators - Block Diagram: The latest generation of IC voltage regulators has devices with only three pins: one for the unregulated input voltage, one for the…
Op Amp Regulators: The Op Amp Regulators which includes Op-Amp Series Voltage Regulator Circuit, Current Limiting circuit, Foldback Limiting and Op-Amp Shunt Voltage Regulator Circuit. Let us see one by…
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…
Characteristics of Regulated Power Supply: The quality of power supply depends on different factors such as its load voltage, load current, voltage regulation, source regulation, output impedance, ripple rejection etc.…
Regulated and Unregulated Power Supply: Almost all electronic devices used in electronic circuits need a dc source of power to operate. The source of dc power is used to establish…
Transistor approximation (Ideal, Second and Higher): An NPN transistor is shown in Fig. 10.71 (a). Voltage appearing across the emitter diode is denoted by VBE and that appearing across the…