Let's Make Robots!
Price: $1.95 USD
Each Darlington driver can control 500 mA (600 mA peak surge) at up to 50 Volts. Read more
Price: $2.25 USD
The IRFZ44E is a very powerful useful N-Channel FET, with only 0.023ohms resistance pushing 29 amperes at 10V! Read more
Price: $2.95 USD

 Collected by one member
The SGS Thompson L298 motor driver chip is a brute of a motor driver, designed for up driving 4 amperes at 46 volts. Read more
Price: $0.75 USD
A little 8 pin DIP that can be hacked into a light or line following robot known as the "Herbie". Read more
Price: $3.5 USD

 Collected by one member
The SGS Thompson L293D is one of the most common motor driver chips, with built-in protection from the abuse motors can create. Read more
Price: $6.95 USD
The L297 Stepper Motor Controller IC generates four phase drive signals for two phase bipolar and four phase unipolar step motors in microcontroller controlled … Read more