CMC50228DVD17S

1 Introduction Large power electronic equipment, such as high-power and high-voltage inverters, often require extremely high reliability. The main form of failure affecting power electronic eq...[Details]

Collaborative robots are robots that can physically interact with humans in a shared working environment . They are designed to be flexible, safe and easy to use. They can improve prod...[Details]

To reduce the power consumption of LED headlights, it is not enough to reduce the light loss of white LEDs through the light distribution control mentioned in the first part and obtain the de...[Details]

1. Selection of Optocoupler 　　For optocouplers using a phototransistor, the CTR range is mostly 20% to 300% (such as 4N35), while PC817 (not recommended) is 80% to 160%, and Darlington optocouplers...[Details]

天风国际分析师郭明錤在最新的报告中指出，“我们认为均热板（VC：Vapor Chamber）对5G手机设计并非必须，这是我们的预测与市场共识最大的差异。我们相信新款2020年下半年5G iPhone沿用石墨片设计，与华为对2020年VC需求下修50%，为2020年5G手机对均热板需求显著低于预期的主因。” As for the reasons for the decline in deman...[Details]

Domestic civil single-phase meters can generally be divided into two categories: mechanical energy meters (induction energy meters) and electronic energy meters. In the past, the market share of mech...[Details]

The purpose of this document is to provide an examination of the DS1802 dual digital potentiomter's audio characteristics. Test circuits were developed with the goal of measuring absolute error betwee...[Details]

The so-called shortcut is to avoid detours. I took a lot of detours when I first started learning single-chip microcomputers. Many friends and I have similar experiences. When I first came into conta...[Details]

Electromagnetic interference is a major problem facing the modern circuit industry. To suppress electromagnetic interference, the following are some details that need to be checked befo...[Details]

The Sankei Shimbun reported that due to the South Korean Supreme Court's ruling on compensation for victims of forced labor, Japan will restrict exports of semiconductor materials, OLED materials, et...[Details]

       Recently, news about iQOO mobile phones have been frequently exposed. 　　Not long ago, iQOO announced that it has officially become the mobile phone industry partner for the promotion of the mo...[Details]

The temperature controller is an important control device. In household appliances with sensitive performance requirements, the temperature controller is one of the necessary control systems. It has ...[Details]

There are only two external interrupt source input terminals in the MCS-51 series microcontroller. When there are more than two external interrupt sources, they must be expanded. Here are two simp...[Details]

     On the morning of April 22, data research firm Counterpoint reported that the second-hand refurbished smartphone market grew by 15% year-on-year in 2021, exceeding the 4.5% growth rate of the ne...[Details]

　　To reduce the size of the power supply while retaining the compact brick format, power supply manufacturers must reduce the height of the brick module and/or move as many external power components a...[Details]