Shunt Series Amplifier - Part I — Lesson 5

This lesson covers the concept of the shunt series amplifier, a crucial component in CMOS RF integrated circuits. It delves into the design and functioning of the wideband amplifier, focusing on the shunt series amplifier. The lesson explains how to calculate the low-frequency gain and estimate the bandwidth of the circuit. It also discusses the Norton equivalent model and the method of open circuit time constants. The lesson further provides an in-depth understanding of the circuit's gain and bandwidth using illustrative examples and calculations.

Video Highlights

01:21 - Discussion on the shunt series amplifier
12:16 - Discussion on the process of finding out the output impedance
19:11 - Importance of performing sanity checks when solving complicated algebraic equations
37:16 - Process of finding out the bandwidth using the method of open circuit time constant
45:10 - Choosing appropriate values for the resistors and conductances for better results

Key Takeaways

- The shunt series amplifier is a vital part of CMOS RF integrated circuits.
- The low-frequency gain and bandwidth of the circuit can be calculated using specific methods.
- The Norton equivalent model is used to find the gain of a circuit.
- The method of open circuit time constants can be used to estimate the bandwidth of the circuit.
- The gain and bandwidth of the circuit can be understood better through practical examples and calculations.