Posts by EMS

Transistor as a Switch: What It Is and How it Works

Introduction to Transistor Switches A transistor is a semiconductor device that has revolutionized the field of electronics since its invention in the mid-20th century. One[…]

High Current Zener Diodes – Offering Effective Current Handling Capability

What are High Current Zener Diodes? High current Zener diodes are a special type of Zener diode designed to handle larger currents compared to standard[…]

Supercapacitor Charging Circuit: The Ultimate Guide

Introduction to Supercapacitors and Charging Circuits Supercapacitors, also known as ultracapacitors or electric double-layer capacitors (EDLCs), are high-capacity energy storage devices that bridge the gap[…]

SPDT Relay: Quick Guide to its Working and More!

What is an SPDT Relay? An SPDT relay, which stands for Single Pole Double Throw relay, is an electromechanical switch that uses an electromagnet to[…]

How to Use a Transistor as a Switch – An All-Inclusive Guide

What is a Transistor? A transistor is a three-terminal semiconductor device that consists of three layers of differently doped semiconductor material. The three terminals are[…]

Polyimide PCB: What It Is, Types, and Benefits

Introduction to Polyimide PCBs Polyimide (PI) is a high-performance polymer material known for its excellent thermal stability, mechanical strength, and dielectric properties. When used as[…]

Transistor Projects: 10 Amazing Transistor Projects Circuits for Beginners

What are Transistors? Before we dive into the projects, let’s briefly discuss what transistors are and how they work. Transistors are semiconductor devices that can[…]

PCBA Test: A Comprehensive Guide

What is PCBA Testing? PCBA testing involves evaluating the functionality, reliability, and performance of an assembled printed circuit board. It is conducted to identify any[…]

Prepreg vs. Core: What Are Their Role in PCB Manufacturing

What is Prepreg? Prepreg, short for pre-impregnated, is a type of composite material used in PCB manufacturing. It consists of a reinforcement fabric, typically made[…]

About PCB Layers, You Need to Learn For Your Project

Introduction to PCB Layers Printed Circuit Boards (PCBs) are the backbone of modern electronics. They are used in almost every electronic device, from smartphones and[…]