This course is designed for Class 12 students to understand the fundamental concepts of semiconductor physics, the principles behind their operation, and their applications in everyday devices.
Designed by Dr. Balaji Sampath, this course fosters active learning and critical thinking, empowering students with the skills necessary to excel in their studies and tackle exam questions with confidence.
This course is designed for Class 12 students to understand the core concepts of semiconductor physics, including their operation principles and applications in everyday devices. It simplifies complex topics like energy bands, charge carriers, and p-n junctions., and thermal expansion requiring deep conceptual clarity and problem-solving skills.
Created by Dr. Balaji Sampath, the course fosters active learning and critical thinking, equipping students with the skills to excel in JEE, NEET, and school exams. It helps build confidence in tackling semiconductor-related problems effectively.
This micro-course, created by Dr. Balaji Sampath, includes 29 concept videos and 51 practice questions with video solutions, covering key semiconductor topics like energy bands, p-n junctions and diodes. Designed for JEE and NEET preparation, it offers questions from basic to advanced levels. The course also provides expert tips and strategies, along with real-time problem-solving sessions to improve speed and accuracy in semiconductor-related problems.
Topics in this Course | Sub Topics Covered |
---|---|
Logic Gates |
Analog vs Digital Math of Binary Logic Logic Gates: OR, AND, NOT Logic Gates: NOR, NAND, XOR Logic Circuit to Expression Expression to Truth Table Logic Circuit to Expression to Truth Table Truth Table to Expression to Logic Circuit |
Boolean Algebra |
Basic Rules of Boolean Algebra Boolean Distributive Law II De Morgan’s Laws Equivalent Logic Gate Circuit Truth Table to Minimal Logic Gates |
Ideal Diodes |
Diodes are Electric Valves Analyzing Diode Circuits Kirchhoff’s and Ohm’s Laws: Revision Zero Potential Method: Revision Kirchhoff’s Laws in Diode Circuits Multiple Diodes in a Circuit Checking Forward Bias vs Reverse Bias |
Junction Diodes and Applications |
p-n Junction Diodes Circuits with p-n Junction Diodes Zener Diodes Voltage Regulators using Zener Diodes Half Wave Rectifier Full Wave Rectifier (2 Diodes) Full Wave Rectifier (4 Diodes) Diode Circuit for OR Gate Diode Circuit for AND Gate |
Learn from India’s Best Teacher

Dr. Balaji Sampath
All India Rank 4 in IIT JEE 1990
Prof. Balaji Sampath, (All India Rank 4 in IIT JEE 1990), got his B.Tech from IIT Madras and PhD from the University of Maryland. He founded AID INDIA and Disha Foundation, non-profit initiatives that have educated over a million children. Balaji’s Physics and Math classes focus on conceptual clarity, practical experiments and innovative problem-solving techniques. He has helped thousands of students get into IITs, NITs and BITS. Lots of students have reported ‘falling in love with Physics’ because of Balaji’s classes. His popular science demos on Sun TV, his books, videos and teaching methods have inspired lakhs of students. For innovation in Science education, Balaji was awarded Ashoka Fellowship, Lemelson Inventor Certificate, University of Maryland International Alumnus Award and the IIT Madras Distinguished Alumnus Award.
What Our Students Say...

AIR 12 TN State First Rank in NEET

AIR 7945 in JEE Advanced