无线多媒体通信和计算市场的迅猛发展既对电源提出了越来越高的要求，同时也为电源以及电源管理IC市场的发展注入了一股强劲的增长动力。近几年来电源管理IC的市场规模和潜力一直处在急速膨胀之中。据美国风险发展公司(VDC)估计，2004年电源管理IC的销售收入将超过75亿美元，平均年增长速率将超过16%。电信和计算机将是其中增长最显著的两大应用领域。One of the major goals of po...
Statistics from the China Electromagnetic Compatibility Network http://www.emcchina.org show that if the electromagnetic compatibility of electronic and electrical products is not fully considered in ...
How much current can a 0Ω resistor carry? This question must have been asked by every hardware engineer. And there is another related question, which is how big the resistance of a 0Ω resistor is?
The...
I have a 10-year-old laptop with an I5 CPU and 4G memory. I haven't used it for two or three years. The day before yesterday, I turned it on. It took about 10 minutes from booting to running. After bo...
Some time ago, I needed to test the charging of a lithium battery pack. The voltage of 18 lithium batteries in series can reach more than 70V. I used to have a GPC-6030D linear adjustable power supply...
stvd version information: ST Visual Develop Version 4.3.9 MCU model: stm8l051F3 Steps for stvd to build stm8l project: 1. Open stvd, File- New Workspace... Select Create workspace and project E...[Details]
正文内容 begin
Ebola virus. The Ebola virus was discovered in 1976 and belongs to the Filoviridae family. Scientists at Boston University in the United States have developed a new sensor that...[Details]
Abstract: At present, most wireless communication devices have short communication distance, high hardware cost and complex design. This design adopts a wireless communication system based on micro-p...[Details]
1. Modifications before transplantation 1.1 include/configs/jz2440 modification Original definition: It can be seen that CONFIG_CMD_NAND must be defined first to enable NANDFlash. This is d...[Details]
The technology circle in 2023 is very hot. The rise of generative artificial intelligence has driven humanoid
robots
to instantly become the focus of attention. However, behind the prosperi...[Details]
According to the structure of common thyristors, there is a PN junction between the gate and cathode, which has unidirectional conductivity, and there are two PN junctions with opposite polarity co...[Details]
July 20 news: Samsung's first model in the second half of the year, the Galaxy Z Flip 5G, is coming soon, and pre-sales (reservations) will start in China on July 22 (the day after tomorrow). ...[Details]
On the evening of April 27, Ruiming Technology released its 2021 annual report, stating that it achieved operating income of 1.713 billion yuan, a year-on-year increase of 6.45%, net profit attributa...[Details]
With the advancement of the integration of three networks , multifunctional TV set-top boxes have entered thousands of households. In addition to being able to watch TV programs, TVs also have or will...[Details]
1 Introduction
The frequency converter is an AC speed control device developed in the middle of the last century. With the rapid development of power semiconductors, the frequency converter has...[Details]
In TV monitoring systems, it is common to see image quality degradation or a large amount of money wasted due to improper equipment selection. Reasonable selection of TV monitoring equipment and integ...[Details]
Vital sign monitoring has expanded beyond the scope of medical practice into multiple areas of our daily lives. Initially, vital sign monitoring was performed in hospitals and clinics under strict me...[Details]
At present, the mainstream products in the lighting market are 5-7W and 9-12W bulbs. Here, we take the 7W LED bulb as an example. The price we found in the sales stores in Shenzhen, China is $14.98...[Details]
According to TrendForce, by 2023, the penetration rate of LED headlights in traditional passenger cars worldwide will reach 72%, while in the field of electric vehicles, this rate is as high as 94%...[Details]
Power technology
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