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1. History, current situation and development trend of flow meter China started the work of modern flow measurement technology relatively late, and began to produce turbine and electromagnetic flowme...[Details]
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Before learning how to use an oscilloscope to reduce noise, let's first understand where the oscilloscope noise comes from. Many people who have just switched from analog oscilloscopes to digital osc...[Details]
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This project is based on PFC theory and current loop control theory to realize a dedicated digital LED driver with PFC function. Using FPGA for control can achieve high reliability, simple transmissi...[Details]
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Boost DC/DC
power converter
It has the function of boosting voltage, making UO U1. Typical products include MAX770.
1. Working principle of MAX770
2. Applica...[Details]
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Imagine being able to use a small and inexpensive device to check which parking spaces in a parking lot are full and which are available; or use it to detect traffic jams, so as to change the route t...[Details]
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LED packaging companies and LED lighting manufacturers will encounter the phenomenon of LED dead lights. As an LED engineer, how do you analyze and solve these problems?
There are two main r...[Details]
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With the networking and intelligence of automobiles, cars are no longer isolated and are increasingly integrated into the Internet. At the same time, cars are gradually becoming potential targets o...[Details]
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When repairing the switching power supply, pay attention to the following issues:
(1) When repairing a power supply without output, the power should be turned on and then off. Since the switch...[Details]
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On March 10, North Huachuang issued an announcement stating that due to strong demand in the downstream market for its main business, North Huachuang's semiconductor equipment and electronic componen...[Details]
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Recently, the Pingliang Municipal People's Government Office issued the "Pingliang City's 14th Five-Year Plan for Energy Development", which mentioned:
Cultivate and develop new energy industr...[Details]
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CP2230为启攀微电子(Chiphomer Technology Ltd)日前发布了一颗大功率，超低
EMI
，超高效率的单声道D类
音频放大器
。与传统的D类功放不同，该芯片内部集成电荷泵，可在较低电源电压输入的情况下输出2W的功率，该电荷泵采用变频技术，即根据负载情况自动切换工作频率，大大降低了电荷泵的静态工作电流；该芯片采用...[Details]
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1 Introduction
In the field of electronic measurement and instrumentation, GPIB and RS232C are widely used standard interface buses. GPIB is suitable for establishing automatic test systems (ATS),...[Details]
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How Error Vector Magnitude (EVM) Measurements Improve System-Level Performance
Error Vector Magnitude (EVM) is a widely used system-level performance metric that is defined by ...[Details]
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introduction
Scholars from some developed countries abroad first began to explore the electromagnetic vibration of permanent magnet motors. In the 1940s, some scholars studied the electromagne...[Details]
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Original author of this article: Shao Zhanyu Dashen About the implementation of 8051 bootloader 1. Basic hardware requirements To realize the IAP function, the 51 microcontroller needs to be able t...[Details]
Renesas Electronics MCUs
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