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…
Common Source Power Amplifier Using an Op Amp Driver Stage: Basic Circuit Operation - The Class-AB MOSFET Power Amplifier with OP Amp Driver Stage circuit in Fig. 18-45(a) consists of…
FET Biasing Articles: DC Load Line for FET: The DC Load Line for FET circuit is drawn on the device output characteristics (or drain characteristics) in exactly the same way…
Field Effect Transistors Articles: Junction Field Effect Transistor Theory: n-Channel JFET – The operating principle of an n-channel Junction Field Effect Transistor Theory (JFET) is illustrated by the block representation…
IC Controller for Switching Regulators: The functional block diagram of a MC34063 integrated circuit controller is shown in Fig. 17-38. This IC is designed to be used as a variable…
Common Source Circuit Analysis: A FET Common Source Circuit Analysis is shown in Fig. 11-Â6. With the capacitors treated as ac short-circuits, the circuit input terminals are the gate and…
FET Equivalent Circuit Model: The complete FET Equivalent Circuit Model is shown in Fig. 11-5(a). It is seen that tilt source terminal is common to both input and out, so…
Coupling Capacitors: Coupling Capacitors are required at a circuit input to couple a signal source to the circuit without affecting the bias conditions. Similarly, loads are capacitor-coupled to the circuit…