The 13.8v power supply Circuit Diagrams shown below are based on a type 723 voltage regulator because it is reliable, widely available and cheaper than many of the latest high-power (>1.5 A) three-terminal voltage regulators.
Tag: How To Make Variable Power Supply Dual Voltage
12v Transformerless Power Supply Circuit Diagram
The circuit described offers an alternative to using a series resistor for voltage dropping, utilizing a series capacitor and bridge rectifier. While there are limitations in terms of only utilizing one half-cycle of the mains waveform, the clever use of a zener diode allows for more efficient rectification.
3400V High-Voltage Power Supply Circuit Diagram
The 3400V High-Voltage Power Supply Circuit Diagram is a simple unregulated power supply that is capable of providing a maximum voltage of 3400 volts and a load current of 1 ampere. This circuit utilizes a step-up transformer with primary ratings of 230 volts and 10 amperes, and a secondary rating of 2500 volts at 1 ampere
Transformerless Symmetrical Power Supply Circuit Diagram
Transformerless Symmetrical Power Supply circuit which gives both polarity (positive and negative) zener regulated output voltages
Adjustable Power Supply Circuit using LM337
Many hobbyists use an unregulated battery eliminator for their projects, or design a separate regulated power supply for each project. The circuit shown below is useful for those who need a variable and economical battery eliminator.
Regulated Power Supply Circuit using Op-Amp 741
The regulated power supply circuit using the operational amplifier 741, 2n2955, and BC108 transistors provides an effective solution for maintaining stable voltage levels in electronic circuits. By utilizing the operational amplifier as a voltage comparator, the circuit ensures precision in voltage regulation.
3200V Power Supply Circuit Diagram
The 3200V power supply circuit diagram presented here offers an efficient solution for supplying power to a 1kW amplifier in a transmitter. The inclusion of a step/start circuit ensures that the rectifier diodes are not subjected to excessive surge currents during power-on.
Simple Variable 12V Power Supply Circuit Diagram
In this article, we will discuss a 12V variable power supply circuit diagram using 2N3055, BC547, and BC557 transistors. These transistors, along with a 15V zener diode, play a crucial role in regulating the output voltage and current of the power supply.
Adjustable Bipolar Voltage Regulator Circuit Diagram
The LM317 and LM337 adjustable bipolar voltage regulator circuit provides a reliable and efficient solution for voltage regulation needs, offering stability, accuracy, and versatility in power supply applications.
Balanced Power Supply Circuit Diagram DIY
In this article, we will discuss how to create a Balanced Power Supply Circuit Diagram using the 78L15 and 79L15 ICs, along with the specifications of these ICs and the 1N4002 diodes.