Class D Power Amplifiers - Circuit Diagram, Operation and Applications: Historically, audio amplifiers have been configured as class A, class B or class AB and the art of design is…
N Channel Power MOSFETs or V-MOSFET or V-FET: N Channel Power MOSFETs - Power MOSFETs are usually constructed in V-configuration, as shown in Fig. 13.94. That is why, the device is…
Audio Power Amplifiers Articles: Transformer Coupled Class A Amplifier: Class A Circuit – Instead of capacitor coupling, a Transformer Coupled Class A Amplifier may be used to ac couple amplifier…
BJT Specifications Articles: Transistor Datasheet: To select a transistor for a particular application, the Transistor Datasheet provided by device manufacturers must be consulted. Most data sheets start off with the…
AC Analysis of BJT Circuits Articles: Coupling and Bypassing Capacitors: Coupling Capacitors – To use a transistor circuit to amplify or otherwise process an ac signal, the signal source must…
Complementary MOSFET Common Source Power Amplifier: Advantages of MOSFETs: Complementary MOSFET Common Source Power Amplifier have several advantages over power BJTs for large signal amplifier applications. One of the most…
FET and BJT Difference: FET and BJT Difference (CS, CD, and CG Circuit Comparison) - Table 11-1 compares Zi, Zo and Av for CS, CD, and CG circuits. As already discussed, the…
High Frequency Analysis of BJT: Coupling and Bypass Capacitor Effects - Consider the typical High Frequency Analysis of BJT illustrated in Fig. 8-5. As discussed, the amplifier voltage gain is…