Transistor Course
This course builds expertise in transistor switching for electronics projects. Starting from BJT and MOSFET fundamentals, it covers fan driver circuits, precise sensor thresholds with hysteresis, datasheet analysis, and reliable designs handling 12 V at 200 mA safely.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain practical skills in designing dependable BJT and MOSFET switches, calculating resistors for 5 V signals, and sizing parts for 12 V, 200 mA loads. Learn to read datasheets, apply hysteresis for thresholds, verify with calculations and tests, and create protected fan drivers with good grounding and heat management.
Elevify advantages
Develop skills
- Design reliable transistor switches by sizing base and gate resistors for 5 V control.
- Build strong fan drivers selecting BJTs, MOSFETs, diodes, and protection components.
- Set accurate thresholds using bias, hysteresis, and safety margins.
- Interpret datasheets for limits, resistance, gain, safe areas, and heat specs.
- Quickly verify designs through current, loss, and operation calculations up to 200 mA.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workloadWhat our students say
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