Voltage Regulator Circuit Using 7805. 7805 is a three terminal 5v voltage regulator ic from 78xx chips family. 7805 is a three terminal linear voltage regulator ic with a fixed output voltage of 5v which is useful in a wide range of applications.
7805 ic provides 5 volts regulated power supply with provisions to add a heat sink. The xx in 78xx indicates the output voltage it provides. 7805 is a three terminal linear voltage regulator ic with a fixed output voltage of 5v which is useful in a wide range of applications.
Connect the negative lead the short one to the middle pin pin2 of 7805.
Connect the negative lead the short one to the middle pin pin2 of 7805. We can choose the desired voltage. 7805 is a three terminal linear voltage regulator ic with a fixed output voltage of 5v which is useful in a wide range of applications. The batteries provide different voltage ranges like 1 2 volts 3 7 volts 9 volts and 12 volts.
