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High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]

Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]

introduction Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]

With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]

I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]

According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]

LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]

A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]

As countries around the world are leaning towards the new energy battery industry, lithium-ion power batteries, as the ideal energy source for the development of the 21st century, are attracting mo...[Details]

Do you have the basic terms of optics memorized? If not, read here. Correlated Color Temperature: If the color of light emitted by a light source is closest to the color of light radiate...[Details]

Radio Frequency Identification (RFID) is an automatic identification technology that has matured since the 1980s. It uses radio frequency to exchange data in a non-contact two-way communication mode t...[Details]

1 Introduction With the rapid development of computer systems and communication equipment, the application scope of uninterruptible power supply (UPS) is becoming wider and wider. The demand...[Details]

Compared with other air conditioning systems, ground source heat pump systems have outstanding advantages. Since the temperature deep in the ground remains unchanged all year round, it is much higher ...[Details]

0 Introduction As we all know, although 8-bit single-chip microcomputers are gradually being replaced by 16-bit or 32-bit microprocessors with high speed and strong performance, 8-bit singl...[Details]

As fossil energy is decreasing and the problem of global warming caused by excessive greenhouse gas emissions is becoming more and more important, people are actively developing v...[Details]