Electronic Devices
38 articles • Complete guide
Understand semiconductor physics, PN junctions, BJTs, MOSFETs, opto & power devices at the deepest level.
Interactive curves and animations make device physics easy and memorable. IV curve tracer, energy band simulator, virtual labs, quizzes coming soon – start learning now!
Curriculum
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38 topics
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PN Junction
Junction formation, I-V characteristics
1
PN Junction Basics
Depletion region, built-in potential.
6 min
2
Forward and Reverse Bias
Energy band diagrams.
7 min
3
Diode Equation
Shockley equation, I-V curve.
9 min
4
Junction Capacitance
Transition and diffusion capacitance.
10 min
5
Breakdown Mechanisms
Zener vs Avalanche efficiency.
6 min
6
Small Signal Model
Diode resistance and conductance.
12 min
BJT Fundamentals
Structure, operation, characteristics
FET Fundamentals
JFET, MOSFET operation
Special Devices
Zener, tunnel, varactor diodes
Optoelectronics
LED, photodiode, solar cells
1
Light Emitting Diodes
Recombination, bandgap, materials.
5 min
2
Photodiodes
Reverse bias detection, responsivity.
7 min
3
Solar Cells
Photovoltaic effect, efficiency, fill factor.
11 min
4
Laser Diodes
Stimulated emission, optical cavity.
10 min
5
Fiber Optic Sources
Comparison of LED vs Laser for comms.
4 min
6
Phototransistors
High gain optical detection.
9 min
7
Optocouplers
Isolation applications.
8 min
Power Devices
SCR, TRIAC, IGBT