We found this circuit in the Texas Instruments opto-electronics manual. The button resets and the Darlington can be another one of the same TIP series depending on the load and the supply voltage. The circuit can be used as a shield.
We found this circuit in the Texas Instruments opto-electronics manual. The button resets and the Darlington can be another one of the same TIP series depending on the load and the supply voltage. The circuit can be used as a shield.