Semiconductors Quick Revision Notes | Class 12 Physics Formula Sheet

This PDF contains concise handwritten notes on Semiconductors designed for quick revision and exam preparation.

✔ Covers all important concepts and formulas including:

• Current in Semiconductors & Drift Velocity

• Conductivity, Resistivity & Mobility Relations

• PN Junction Diode & Diode Equation

• Zener Diode & Voltage Regulation

• Transistor Basics (α, β, Current Relations)

• Logic Gates (AND, OR, NOT)

✔ Includes important formulas, definitions, and quick exam tricks
✔ Clean and simplified format for last-minute revision

🎯 Useful for:

• Class 12 CBSE Boards

• CUET

• IISER Aptitude Test (IAT)

• NEET / JEE (Basic Revision)

📌 Perfect for students who want fast revision in minimum t