We found this circuit in a 90s Popular Electronics. The circuit can be implemented with modern components. The power MOSFET is according to the controlled load.
The integrated circuits used in this 1999 project are not very common today. However, they can be...
This 3-digit thermometer, suggested by Texas Instruments, uses 3 integrated plus the display, with...
This circuit is from the National Semiconductor FET Databook. The coil data is provided with the...