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Switching power supply circuits are easy or difficult, with different powers and output voltages. When repairing, you need to grasp the core essentials, be fully familiar with the basic structure and...[Details]
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1. Introduction
The microwave measurement method is to use electromagnetic waves as a detection beam to irradiate the plasma to detect the plasma characteristics without causing any contamination t...[Details]
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The XC6420 series is a small CMOS voltage regulator IC that achieves high accuracy, high ripple suppression, and low dropout, and is equipped with a 2-channel 150mA high-speed LDO. High-density pac...[Details]
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This paper uses supercapacitors for rectification and filtering, and designs and implements them. Tests show that supercapacitors can be used for rectification and filtering at the output end of a po...[Details]
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There is no null statement in the standard C language. However, in C language programming of microcontrollers, it is often necessary to use several null instructions to produce a short delay effect. ...[Details]
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Users can configure the fuse bits of AVR using parallel programming, ISP programming, and JTAG programming, but different programming tools provide different ways to configure the fuse bits (referrin...[Details]
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MOS transistors have been shrunk dramatically since their invention decades ago. Reductions in gate oxide thickness, channel length, and width have driven significant reductions in overall circuit s...[Details]
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The excitement about 5G has never waned in recent years, and we are finally seeing 5G networks being widely deployed, and 2020 is expected to bring many 5G phones, including the first mid-range m...[Details]
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At present, most of the detectors used in security alarm projects include indoor passive infrared single technology, indoor passive infrared/microwave dual technology and triple technology. Although...[Details]
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On June 6, today, according to digital blogger @数码闲聊站, iQOO 10 Pro is confirmed to be the first to launch 200W fast charging. The charger model on the production line is V200100L0B0-CN, and the...[Details]
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The "Create Text" Express VI also has a string combination function that can easily connect strings and string variables to form a new string.
Example: Combine the character strings "X coordinate"...[Details]
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On September 6, the 2021 China International Digital Economy Expo opened in Shijiazhuang. Liu He, member of the Political Bureau of the CPC Central Committee and Vice Premier of the State Council, at...[Details]
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0 Introduction
High-precision resistors are important components of many reference sources. The accuracy requirements for high-precision resistor measurements are relatively high, and they are easil...[Details]
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Chromatography, also known as chromatographic method. According to its separation principle, there are adsorption chromatography, distribution chromatography, ion exchange chromatography and exclusion...[Details]
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From October 14 to October 20, Sunwoda Power will present its core products at the Paris Motor Show, one of the world's five major auto shows; at the same time, its manufacturing base in Hungary wi...[Details]