{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…
{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 …