Intermediate level
Switching with Transistors
Driving relays, motors and LED strips with BJTs, Darlingtons and MOSFETs; reading datasheets, thermal calculations and choosing the right part.
- 1Know the BJT: reading the datasheet16 minFree →
- 2Saturation and the base resistor16 min🔒
- 3Driving relays, motors and LEDs with an NPN16 min🔒
- 4High-side switching with a PNP14 min🔒
- 5Darlingtons and the ULN200312 min🔒
- 6The MOSFET: a voltage-controlled switch18 min🔒
- 7Controlling motors and LED strips with PWM14 min🔒
- 8Thermal calculations and choosing a heatsink16 min🔒
- 9Project: 12 V LED strip dimmer with Arduino25 min🔒