If you’ve been tinkering with electronics for a while, you know that a good power supply is essential. Most circuits need a stable and adjustable voltage source to test, troubleshoot, and operate properly. Instead of buying a bench power supply, you can build one yourself using a handful of components. One of the most popular … Read more
Power supplies are at the heart of every electronics project. Whether you are working with microcontrollers, op-amps, or audio amplifiers, stable and reliable voltage is essential. The circuit shown here provides two regulated outputs: 12V DC and 5V DC. It uses a mix of linear regulators, filtering capacitors, and transistors to handle higher current demands. In this guide, … Read more
Are you looking to step up your electronics game? A DC to DC converter is an essential circuit for hobbyists and professionals alike, allowing you to efficiently convert one DC voltage level to another. In this article, we’ll walk you through a practical DIY DC to DC converter circuit using the MC34063A IC, complete with … Read more
Are you looking to create a versatile power supply for your electronics projects? A 0V-300V variable power supply circuit is an excellent tool for testing and powering a wide range of devices. In this comprehensive guide, we’ll analyze the provided circuit diagram and walk you through building your own adjustable power supply. Ideal for hobbyists … Read more
Are you looking to create a reliable 12V 3A power supply for your electronic projects? A well-designed power supply is the backbone of any circuit, ensuring stable and efficient performance. In this comprehensive guide, we’ll walk you through the process of building a 12V 3A power supply circuit, complete with a detailed analysis of the … Read more
Are you looking to create a stable and efficient power supply for your electronics projects? A regulated power supply using a MOSFET is an excellent choice for delivering consistent voltage from an unregulated DC source. This article provides a detailed, step-by-step guide to building a regulated power supply with the IRF5305 MOSFET, perfect for hobbyists … Read more
Are you searching for a reliable way to create a regulated power supply that can handle a wide input range of 1.2V to 32V with a 6A output? This article dives into building a 1.2V to 32V 6A regulated voltage power supply using the LM338 voltage regulator. Perfect for electronics enthusiasts and professionals alike, this … Read more
Are you working on an electronics project and worried about damaging your components due to overloads or short circuits? Adding overload and short circuit protection to your power supply can save your circuits from costly failures. This DIY guide walks you through building a simple yet effective protection circuit that safeguards your devices with a … Read more
Introduction A 12V dual power supply circuit is a must-have for electronics projects requiring both positive (+12V) and negative (-12V) voltages. This setup is ideal for powering operational amplifiers, audio circuits, and other analog systems. In this guide, we’ll show you how to build a reliable 12V dual power supply using the 7812 and 7912 … Read more
Introduction to Variable DC Power Supplies A 2-30V regulated DC power supply is a versatile tool for electronics hobbyists, engineers, and students. It provides a stable, adjustable voltage output for testing circuits, powering devices, or prototyping projects. This article dives into a simple yet effective design using the LM317 regulator and 2N3055 transistor, offering a … Read more