In this article, you will learn how to design a 12V 5A SMPS circuit that converts 230VAC to regulated 12V DC using the TOP227YN in a flyback configuration. Switched Mode Power Supplies (SMPS) are widely used for high-efficiency AC-to-DC conversion. The flyback topology is especially suitable for low- to medium-power isolated supplies. The TOP227YN is […]
DC Power Supply
Dual Power Supply Circuit ±(5V, 12V, 15V, 24V & 1.25V-30V DC)
Dual power supply circuit is the backbone of many electronic systems. Various circuits, especially those involving operational amplifiers, analog devices, and certain digital systems, require both positive and negative voltages to operate properly. This is where Dual Power Supply Circuits come into play. They provide symmetrical voltages (like +12V and -12V, +15V and -15V, etc.) […]
Half and Full Bridge LLC Resonant Converter Circuit Explained
Explore the LLC Resonant Converter SMPS Circuit Diagram covering both Half-Bridge and Full-Bridge topologies with construction, working, (source, MOSFETs, PWM drive, inductors, capacitors), protections, advantages, disadvantages, and practical applications. LLC Resonant Converter SMPS Circuit Diagram The LLC resonant converter is a high-efficiency topology widely used in Switched Mode Power Supplies (SMPS), particularly in applications requiring […]
Buck Converter Circuit Diagram, Working and Applications
Engineers and designers widely use a buck converter circuit, also known as a step-down converter, to efficiently reduce a higher input voltage to a lower output voltage while maintaining high efficiency. They commonly use it in power supplies, battery chargers, electric vehicles, and embedded systems. Buck Converter Circuit Diagram Below is a typical Buck Converter […]
TDA2030 Audio Amplifier Circuit: Mono, Stereo and Bass Amplifier
Building a powerful yet compact audio amplifier can greatly enhance your audio experience. This article details how to construct a 3-channel TDA2030 amplifier circuit with separate left, right, and bass channels, powered by a dual ±12V supply. Additionally, it integrates a bass filter circuit, Bluetooth support via a 7805 regulator, and multiple protection features to […]
Linear Regulated Power Supply Block Diagram & Circuit Diagram
A Regulated Power Supply Block Diagram represents the working principle of a linear regulated power supply, which provides a stable DC output voltage. Unlike switching power supplies, linear regulators use transformers, rectifiers, and voltage regulators to ensure smooth voltage. A Linear Regulated Power Supply Circuit Diagram illustrates its detailed design. These power supplies are preferred […]





