Audio Power Amplifiers:
Audio Power Amplifier using IC Amplifier Driver : The LM391 integrated circuit Audio Power Amplifiers using IC Amplifier Driver contains amplification and …
BJT Power Amplifier with Differential Input Stages : Amplifier Circuit – The direct-coupled amplifier in Fig. 18-33 has a BJT Power Amplifier …
BJT Power Amplifier with Op Amp Driver : BJT Power Amplifier with Op Amp Driver Circuit Operation – The Class-AB power shown …
Bridge Tied Load Amplifier : All of the power amplifiers already discussed have been single-ended (SE): meaning that they provide power to …
Capacitor Coupled Class AB Output Stage : The basic circuit of a Class-AB amplifier using a complementary emitter follower output stage and …
Common Source Amplifier Using an Op Amp Driver Stage : Basic Circuit Operation – The Class-AB MOSFET Power Amplifier with OP …
Complementary Emitter Follower Circuit : Two BJTs connected to function as Complementary Emitter Follower Circuit are shown in Fig. 18-17. Although one …
Complementary MOSFET Common Source Power Amplifier : Advantages of MOSFETs: Complementary MOSFET Common Source Power Amplifier have several advantages over power BJTs for …
Darlington Connected Output Transistors : High-power transistors usually have low current gains, so relatively large base currents must flow into Q2 and …
Direct Coupled Class AB Output Stage : The output capacitor in a capacitor-coupled power amplifier is a large expensive component that should …
Output Current Limiting : Because the output transistors can be destroyed by excessive current flow, output current limiting circuits are often included …
Power Supply Decoupling : Power Supply Decoupling – High-power amplifiers require high supply current levels, so unregulated power supplies are often employed …
Quasi Complementary Output Stage : The Quasi Complementary Output Stage was originally developed because complementary high-power transistors were not readily available. Despite …
Transformer Coupled Amplifier : Transformer Coupled Amplifier commences with the load resistance and output power, specification. Audio Power Amplifiers …
Transformer Coupled Class A Amplifier : Class A Circuit – Instead of capacitor coupling, a Transformer Coupled Class A Amplifier may be …
Transformer Coupled Class B Amplifier : Class B Amplifier – The inefficiency of Class-A amplifiers is largely due to the transistor bias …