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Semiconductor Fundamentals: Diodes, Transistors, and Op-Amps
Rating: 4.3 out of 5(23 ratings)
652 students

Semiconductor Fundamentals: Diodes, Transistors, and Op-Amps

Semiconductor Essentials: A practical guide to understanding core semiconductor components in modern electronic circuits
Created byBarron S.
Last updated 5/2025
English
English [Auto],

What you'll learn

  • Core Semiconductor Components
  • Understand the function and behavior of diodes, transistors, and operational amplifiers (op-amps).
  • Learn how these components fit into modern electronic circuit design.
  • How to control current direction in a circuit using diodes.
  • Understand how transistors act as electronic switches and amplifiers.
  • Apply theoretical knowledge to build real-world electronic circuits.

Explore related topics

Course content

5 sections • 19 lectures • 1h 57m total length

  • Introduction1:32

    Discover how diodes steer current, convert AC to DC, and use transistors as switches and amplifiers; apply op amps for comparing, buffering, amplifying, filtering, and combining signals.

  • Getting started1:33

    Understand the prerequisites for electronics fundamentals, including resistors, capacitors, inductors, and signal representations in the time and frequency domain, plus essential safety practices for low-voltage circuits.

Requirements

  • Basic Understanding of Electronics

Description

Strengthen your foundation in electronic circuit design by learning how to work with essential semiconductor components. This comprehensive course walks you through the practical use of three fundamental building blocks in electronics: diodes, transistors, and operational amplifiers (op-amps).

We begin with diodes, small but powerful components that allow current to flow in only one direction. You'll learn how diodes are used to protect circuits from reverse currents, voltage spikes, and flyback voltage—common challenges in many electronic systems. Through hands-on examples, you'll understand how to use diodes effectively in your own circuit designs.

Next, we move on to transistors, which are critical for controlling current flow and enabling amplification and switching in circuits. You'll explore both BJTs (Bipolar Junction Transistors) and MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistors), learning how each type works and how to apply them in different scenarios.

The course concludes with an in-depth look at operational amplifiers, versatile components used in everything from audio systems to sensors. You'll see how op-amps can be configured to amplify and filter signals, compare voltages, supply dual power outputs, and more.

Whether you're a student, hobbyist, or engineer looking to refresh your skills, this course provides a solid, practical understanding of semiconductor components to enhance your electronics projects.

Who this course is for:

  • Makers, hobbyists, or tinkerers looking to build smarter and more reliable electronic projects.
  • STEM students or self-learners who want to grasp the real-world function of semiconductor components.
  • Anyone interested in electronics

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