Temperature Sensor Circuit Using Thermistor and BC547: A Simple DIY Guide

by
Temperature Sensor Circuit Using Thermistor and BC547

Introduction to Temperature Sensor Circuits Temperature sensor circuits are essential for monitoring and controlling temperature in various applications, from home automation to industrial systems. In this article, we’ll explore a simple yet effective temperature sensor circuit using a thermistor, BC547 transistors, and an LED indicator. This beginner-friendly project is perfect for electronics enthusiasts looking to … Read more

Viper22A SMPS Circuit: A Comprehensive Guide to Building an Efficient Power Supply

by
Viper22A SMPS Circuit: A Comprehensive Guide to Building an Efficient Power Supply

Introduction to Viper22A SMPS Circuit The Viper22A is a popular integrated circuit (IC) from STMicroelectronics, widely used in Switch-Mode Power Supply (SMPS) designs. Known for its efficiency and compact design, the Viper22A IC is ideal for low-power applications such as chargers, LED drivers, and small appliances. In this article, we’ll analyze a typical Viper22A SMPS … Read more

How to Build a TIP3055/TIP2955 Amplifier Circuit: A Step-by-Step Guide for High-Power Audio

by
How to Build a TIP3055/TIP2955 Amplifier Circuit: A Step-by-Step Guide for High-Power Audio

Introduction The TIP3055/TIP2955 amplifier circuit is a go-to solution for DIY audio enthusiasts aiming to create a high-power audio amplifier. Using the robust TIP3055 (NPN) and TIP2955 (PNP) transistors, this circuit delivers exceptional sound quality for a 4Ω speaker. In this SEO-optimized guide, we’ll explore the circuit diagram, explain its working principle, and provide a … Read more

How to Build a 12V Dual Power Supply Circuit: A Step-by-Step Guide for Beginners

by
How to Build a 12V Dual Power Supply Circuit: A Step-by-Step Guide for Beginners

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

12V SMPS Using ATX Transformer: Circuit Analysis and Design Guide

by
12V SMPS Using AT/ATX Transformer: Circuit Analysis and Design Guide

Introduction to 12V Switch Mode Power Supplies (SMPS) A 12V Switch Mode Power Supply (SMPS) is a highly efficient solution for powering electronic devices, offering a compact design and low energy loss compared to linear power supplies. This article explores a 12V SMPS circuit that repurposes an AT/ATX transformer, utilizing the IR2153 driver IC and … Read more

7-9V SMPS Circuit: Design and Analysis Guide for Efficient Power Supply

by
7-9V SMPS Circuit: Design and Analysis Guide for Efficient Power Supply

Introduction to Switch Mode Power Supplies (SMPS) A Switch Mode Power Supply (SMPS) is an efficient way to convert and regulate voltage for electronic devices. Unlike linear power supplies, SMPS designs use high-frequency switching to minimize energy loss, making them compact and energy-efficient. This article explores a 7-9V SMPS circuit that uses a transformer with … Read more

2-30V Regulated Power Supply: Circuit Analysis and Design Guide

by
2-30V Regulated Power Supply: Circuit Analysis and Design Guide

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

0-300V Variable DC Power Supply: Circuit Analysis and Design Guide

by
0-300V Variable DC Power Supply: Circuit Analysis and Design Guide

Introduction A variable DC power supply capable of delivering 0-300V is a valuable tool in electronics for testing circuits, powering high-voltage devices, or conducting experiments. This article analyzes a simple high-voltage power supply circuit using an IRF740 MOSFET, focusing on its components, operation, and practical considerations. Circuit Overview The circuit converts an AC input into … Read more

12-0-12V 5A Transformer Winding Guide: Design, Specs & DIY Projects

by
12-0-12V 5A Transformer Winding Guide: Design, Specs & DIY Projects

Transformers are fundamental components in electronics, enabling voltage conversion for powering circuits efficiently and safely. In this article, we’ll dive into the winding data of a 12-0-12V, 5A transformer, as provided by Easy Electronics. This transformer is ideal for projects requiring a dual 12V supply, such as audio amplifiers, power supplies, and DIY electronics. Let’s … Read more

60 Watt Power Amplifier Circuit Using 2N3055 Transistors: Build Guide

by
Power Amplifier Circuit Using Two 2N3055

Discover how to build a 60-watt power amplifier circuit using two 2N3055 transistors. This step-by-step guide covers components, wiring, and tips for optimal audio performance. Circuit Working This is a Class AB push-pull amplifier with a pre-amplifier stage, driver stage, and output stage: Component Specifications Insulation Details for Efficiency and Safety Efficiency Optimization Summary