What is an AC-DC Converter? An AC-DC converter is an electronic device that takes alternating current (AC) input from the power grid and converts it into direct current (DC) output suitable for powering various electronic devices. The converter rectifies the AC input, filters it, and regulates the output voltage to […]

Introduction to Class C Amplifiers Class C amplifiers are a type of electronic amplifier where the active element (usually a transistor or vacuum tube) conducts for less than 50% of the input signal cycle. They are one of the most efficient types of RF power amplifiers but have higher distortion […]

Introduction to the UC3844 PWM Controller The UC3844 is a fixed-frequency pulse width modulation (PWM) controller integrated circuit commonly used in switch mode power supplies (SMPS). It provides an easy and cost-effective solution for controlling and regulating the output voltage in offline power converters and adapters. Key features of the […]

Introduction to the TL494 The TL494 is a versatile pulse width modulation (PWM) control circuit that is widely used in power supply applications. It is designed to provide all the necessary features for building a high-performance power supply, including voltage and current control, undervoltage lockout, and output protection. In this […]

What is a Flyback Converter? A flyback converter is a type of isolated switching power supply that utilizes a transformer to store energy and deliver it to the output load. It is widely used in low to medium power applications, such as battery chargers, LED drivers, and power adapters for […]

Introduction to PCB Edge Plating Printed Circuit Board (PCB) edge plating, also known as metalizing circuit board edges, is a process that involves coating the edges of a PCB with a conductive material, typically copper. This process is crucial for various applications, such as providing electrical connectivity, enhancing mechanical strength, […]

Introduction to PTC Thermistors PTC (Positive Temperature Coefficient) thermistors are temperature-sensitive resistors whose resistance increases significantly with rising temperature. Unlike traditional resistors that maintain a relatively stable resistance across a wide temperature range, PTC thermistors exhibit a sharp increase in resistance once they reach a specific temperature threshold, known as […]

Why is PCB Edge Plating Important? PCB edge plating is crucial for several reasons: Durability: The exposed edges of a PCB are susceptible to damage from handling, vibration, and environmental factors such as moisture and contaminants. Edge plating creates a protective barrier that helps prevent chipping, cracking, and delamination of […]

What is a Heat Sensor Circuit? A heat sensor circuit is an electronic device that consists of a temperature-sensitive component, such as a thermistor or a thermocouple, and additional circuitry to process the sensor’s output. The temperature-sensitive component changes its electrical properties in response to changes in temperature, allowing the […]

Introduction to PCB Design and Manufacturing Printed Circuit Boards (PCBs) are the backbone of modern electronics. They are used in almost every electronic device, from smartphones and laptops to industrial equipment and medical devices. PCBs provide a way to mechanically support and electrically connect electronic components using conductive pathways, tracks, […]