This circuit is from a 1968s Motorola documentation. The load can range from 10 to 100ohm and the transistor supports a modern equivalent such as 2N2222 or BD135.
Found in an EDN from the 90s, this regulator makes use of the integrated circuit of the time. The...
The circuit shown is from the component's datasheet, allowing the control of stepper motors up to...
This circuit makes use of comparators and common operational amplifiers, having been found in...