Power Supply Circuits

12V to 9V Converter

This is a project of a simple 12V to 9V converter circuit. This DC to DC converter circuit can be used to convert any 12V DC source to 9V DC...

12V to 5V Converter

Here is a circuit of a 12V to 5V converter, the circuit is using LM7805 IC which can provide fixed 5 volt output from any 12V DC source...

1.25V - 37V 5A Adjustable Power Supply with LM338

Here is a project of a 1.25V to 37V 5 amp power supply circuit using LM338 IC. The heart of the circuit is a LM338K adjustable voltage regulator IC which...

12V Power Supply Circuit

Here is a very simple and useful project of a 12V power supply circuit using LM7812 IC...

Adjustable Power Supply Using 7805

The schematic diagram shown below is a 5V to 12V adjustable power supply using 7805 IC...

DC To DC Converter

Here is a easy circuit of a DC to DC converter using LM317T IC. LM317 is a very famous IC comes in TO 220 package...

Lab Power Supply Using LM7805, LM7806, LM7809 & LM7812 ICs

This is a circuit of a lab power supply using LM7805, LM7806, LM7809 & LM7812 ICs. The circuit is very simple to build and can be used for many purposes...

Regulated 9V Dual Power Supply

The schematic mentioned here is a regulated 9V dual power supply circuit using ICs LM7809 and LM7909. LM7809 is a positive voltage regulator while lm7909...

9V Or 12V To 6V Converter Using LM7806 IC

9V or 12V to 6V converter using LM7806 IC. LM7806 is a voltage regulator IC performs step down...

12V To 8V Converter Using LM7808 Regulator IC

12V to 8V converter using LM7808 IC. The circuit is very simple using only three components. The heart of the circuit is...

12V 5V Power Supply

This is a circuit of 12V 5V power supply. We can also say it combine or dual power supply circuit. The circuit is using two different fixed voltage regulator ICs...

24V To 12V Converter

The circuits shown here can be used to convert 24V DC to 12V DC. These circuits are using different voltage regulator ICs to step down 24V DC to 12V DC...

24V Or 12V To 10V Converter Using LM7810 IC

24V Or 12V to 10V converter using LM7810 IC. LM7810 is a voltage regulator IC, it is an IC of LM78xx series, this series contains fixed output voltage ICs...

12V Dual Power Supply Regulated

The schematic given below is a regulated 12V dual power supply circuit using two voltage regulator ICs LM7812 and LM7912. Both the ICs are...

15V Dual Power Supply Regulated

Here is a circuit of a 15V regulated dual power supply. The output of the circuit is +15V and -15V DC. The 110V or 220V to 18V center tap transformer...

18V Power Supply Using LM7818 IC

This power supply will work accurately where you have the need of stable 18V DC and provides current upto 1.5A. The circuit is using a LM7818 positive voltage regulator IC...

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