12V DC Power Supply using LM7812 IC

{tocify} $title={Table of Contents} Introduction A 12V DC power supply using the LM7812 IC is a simple and efficient way to provide a regulated 12V output for various electronic circuits. The LM7812 is part of the 78xx seri…

3.7v Smart Battery Charger Circuit

{tocify} $title={Table of Contents} Introduction Lithium-ion batteries are widely used in portable electronics due to their high energy density, lightweight design, and rechargeable nature. However, charging these batteries …

TDA2040 Ic PowerAudio Amplifier Circuit

{tocify} $title={Table of Contents}\ Introduction: The TDA2040 is a monolithic integrated circuit used for audio applications, offering high-quality class AB amplification. It provides up to 20 watts of output power. Widely u…

Simple Music Reactive LED Light Circuit

{tocify} $title={Table of Contents} Introduction: The Music Reactive LED Circuit is a simple and engaging way to visually represent sound, often used in sound-responsive decorations, DIY electronics, and audio visualizers. …

Simple Metal Detector Circuit using NE555 Timer IC

{tocify} $title={Table of Contents} Introduction A metal detector circuit is an electronic device designed to detect the presence of metal objects nearby. This simple yet effective circuit utilizes an NE555 timer IC configur…

Auto Cut off 12V Battery Charger Circuit

{tocify} $title={Table of Contents} Introduction: The 12V Battery Auto Cutoff Protection Circuit is designed to protect lead-acid or similar rechargeable batteries from overcharging, ensuring they operate safely and extend …

Simple Audio Amplifier Circuit using IRFZ44n

{tocify} $title={Table of Contents} Introduction: This is a basic audio amplifier circuit that amplifies low-power audio signals to drive a speaker using an IRFZ44N MOSFET . MOSFETs (Metal Oxide Semiconductor Field-Effect …

Simple 12V Lead Acid Battery Charger Circuit

{tocify} $title={Table of Contents} Introduction A 12V lead-acid battery charger circuit is designed to safely recharge 12V batteries commonly used in vehicles, solar systems, and backup power supplies. The circuit efficien…

TDA2009 Stereo Audio Amplifier Circuit

Introduction: The TDA2009A Stereo Audio Amplifier Circuit is a widely used amplifier design for medium-power audio amplification. The TDA2009A is a dual audio power amplifier integrated circuit (IC), capable of delivering u…

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