AME41DEET

　　There is no doubt that mobile electronic devices have revolutionized our daily lives. Smartphones and laptops equipped with Bluetooth and WiFi provide the mobile computing capabilities that were on...[Details]

1 Introduction High- power converters are being used more and more widely. The shorter switching time of the IGBTs used in them leads to excessively high d...[Details]

This article explains the effects of DC bias supplies on operational amplifiers (op amps) used in sensitive analog applications. It also covers power supply sequencing and the effects of DC...[Details]

In recent years, with the rapid development of computer technology and integrated circuit technology, the most widely used large-screen display system is the video LED display system. In LED displa...[Details]

As the performance of LED lighting equipment (light emitting diodes) continues to improve and prices become cheaper, its market is expanding rapidly. LED lighting equipment has achieved low prices, b...[Details]

1 Introduction With the development of information technology, the requirements for AC power supply in various application fields are getting higher and higher. Uninterruptible Power Systems (UPS) ...[Details]

When testing LEDs, you may find that when the LED is driven by high-frequency current, it often burns black, which eventually leads to a dead light. Specifically, the colloid around the gold wire bur...[Details]

　　Improving energy efficiency is one of the most prevalent challenges in today's world. The consumer electronics industry is constantly moving towards greater efficiency, driven by new and increasing...[Details]

This power supply design tip introduces a simple method to estimate the transient response of a power supply by understanding the control bandwidth and output filter capacitor characteristics . This ...[Details]

Distributed power sources have an increasingly large market share due to their many advantages such as local power generation to serve users, clean and environmentally friendly. The development of m...[Details]

1 Introduction 　　With the rapid development of power electronics technology, DC power supplies are widely used. Their quality directly affects the working performance of electrical equipment or contr...[Details]

This article introduces the circuit diagram of a two-stage constant current voltage - limited lead-acid battery charger: The charging process is divided into: 1.Maintenance charging; 2. Fast chargin...[Details]

　　The circuit is shown in the figure. Its core device IC1 is TOP221 , a three-terminal high-voltage switch integrated circuit, which integrates a voltage-type pulse width modulation oscillator, a ref...[Details]

　　Most of the lighting lines in buildings nowadays are dark wires. If you use a 4-wire electronic switch to control these lights, you need to connect another power source and modify the line. This is...[Details]

Although there are many types of multi-level topologies, they can be roughly divided into three types: diode clamped type, flying capacitor type and independent DC power supply cascade multi-level. T...[Details]