Posts by EMS

Phone Circuit: The Basic Components and How It Works

What is a Phone Circuit? A phone circuit is a dedicated electrical pathway that allows the transmission of voice signals between telephone devices. It consists[…]

3.7V Li-Ion Battery Charger Circuit

Introduction to Li-Ion Battery Charging Lithium-ion (Li-Ion) batteries have become ubiquitous in portable electronic devices due to their high energy density, low self-discharge rate, and[…]

Solar Battery Charger Circuits: How to Operate It and the Applications

Introduction to Solar Battery Chargers A solar battery charger is a device that utilizes solar energy to charge various types of batteries, such as lead-acid,[…]

LM338 Circuit: Detailed Datasheet and Application Circuits

Introduction to the LM338 Adjustable Voltage Regulator The LM338 is a three-terminal adjustable positive voltage regulator designed to supply more than 5A of load current[…]

Design of a Military-grade Circuit Board 7 Factors Must Know

Understanding Military-grade PCB Requirements Military-grade PCBs are designed to withstand extreme conditions, such as high temperatures, vibrations, shocks, and exposure to moisture and chemicals. These[…]

PTH PCB: A Circuit Board with Electroplated Through Holes

Introduction to PTH PCB PTH PCB, or Plated Through Hole Printed Circuit Board, is a type of circuit board that features electroplated holes connecting different[…]

High-temperature PCB – How to Target the Heat of The PCB

Introduction to High-temperature PCB High-temperature PCBs are designed to withstand extreme temperatures and harsh environments. These PCBs are essential in various industries, such as aerospace,[…]

High TG PCB | High Temerature Circuit Boards Manufacturing

What is a High-temperature PCB? A high-temperature printed circuit board (PCB) is a specialized type of PCB designed to withstand extreme temperatures and harsh environmental[…]

NiCd Battery Charger Circuit: How to Use Them for Simple Projects

Understanding NiCd Batteries Before diving into the charger circuit, let’s take a moment to understand NiCd batteries. NiCd batteries are rechargeable batteries that use nickel[…]

Rectifier Circuit: The General Basics, Working, and Requirements Explained

Introduction to Rectifier Circuits A rectifier circuit is an essential component in electronic systems that converts alternating current (AC) to direct current (DC). This conversion[…]