The Cell Phone SMPS (Switched Mode Power Supply) is a compact, efficient, and reliable power conversion circuit designed to provide a stable 5V to 5.5V DC output for charging mobile devices. This circuit uses minimal components yet delivers high efficiency and low heat generation. Understanding the Circuit Design This SMPS circuit works on the principle … Read more
If you’re an electronics hobbyist or a professional looking to create a compact power supply, building a 20V Switch Mode Power Supply (SMPS) is a rewarding project. SMPS designs are efficient and widely used in modern devices due to their small size and energy-saving features. In this guide, we’ll walk you through constructing a simple … Read more
In today’s world, having a reliable cell phone charger is essential, and building your own can be a fun and educational project. This article explores a hand-drawn circuit diagram for a DIY cell phone charger that converts 220V AC to a stable 5V DC output. As an experienced electronics engineer, I’ll break down the components, … Read more
Are you looking for a reliable and efficient way to power your small electronic devices? A 5V Switch Mode Power Supply (SMPS) is an excellent choice for delivering stable voltage with high efficiency. In this detailed guide, we’ll walk you through building a 5V SMPS circuit using accessible components, perfect for hobbyists and professionals alike. … Read more
Are you looking to design a high-efficiency power supply for your electronic projects? A Switch Mode Power Supply (SMPS) is an excellent choice, offering compact size, high efficiency, and reliable performance. In this comprehensive guide, we’ll walk you through building a 50V 300W SMPS using the IR2153 IC, a popular choice among electronics enthusiasts and … Read more
Are you an electronics enthusiast looking to create a compact and efficient 5V 1A Switch-Mode Power Supply (SMPS) for your projects? Building your own SMPS can be a rewarding experience, offering a reliable power source for various devices. In this detailed guide, we’ll walk you through the process of constructing a 5V 1A SMPS using … Read more
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
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