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Welcome to this tutorial on designing a variable power supply with adjustable voltage and current using LM317 IC, BD139 and TP3055 transistors. In this tutorial, I will walk you through the steps involved in designing this circuit, including the schematic diagram and the necessary components.
Learn about the 0-30V variable power supply circuit diagram and how to build your own adjustable power supply for electronics projects.
22 sie 2024 · This article describes you how to design a variable power supply circuit which will provide 0 to 28V at 6 to 8 amps. It is designed using LM317 and 2N3055. Skip to content
Find out how to create a variable power supply with this detailed schematic. Learn about the components and circuitry needed to build your own power supply.
12 maj 2023 · In this article, we will discuss the design of a Variable Power Supply 0-30V_10A using dual 2N3055 transistors, LM317, BD139, A/V Meter and two Potentiometers to control amperes & volts. A step by step project video is also provided here which will guide you assembling this power supply easily.
In this post I have explained how to make a simple variable power supply circuit using transistor 2N3055 and some other passive components. It includes variable voltage and variable current feature, fully adjustable.
The LM317T is an adjustable 3-terminal positive voltage regulator capable of supplying different DC voltage outputs other than the fixed voltage power supply of +5 or +12 volts, or as a variable output voltage from a few volts up to some maximum value all with currents of about 1.5 amperes.
