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The output ripple of the switching power supply mainly comes from five aspects: input low-frequency ripple, high-frequency ripple, common-mode ripple noise caused by parasitic parameters, ultra-h...[Details]
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1 Introduction
In many industrial control and data acquisition systems, in order to achieve the miniaturization and portability of the system, a master-slave structure in the form of upper and low...[Details]
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In recent years, as the country has vigorously promoted the introduction and implementation of relevant policies such as "new infrastructure" and "digital economy", China's semiconductor industry i...[Details]
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Recently, the original 8-minute ultra-high-definition 8K blockbuster "Chuangshiji" produced by Beijing Chipone Technology Co., Ltd. (hereinafter referred to as "Chipone") was broadcast on a total of ...[Details]
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OnePlus is reported to be planning to launch a new entry-level Nord series phone soon. The name of this phone has been confirmed to be Nord N20 SE. The phone appeared on the TDRA certification ...[Details]
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Although it is spring, the winter chill has not yet faded. In addition to wearing cotton clothes, air conditioning is also a good way to resist the cold. From indoors to on the road, we all look forw...[Details]
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In the context of low-carbon and environmentally friendly development, new energy has become the main direction of global development. With the increasing penetration rate of new energy vehic...[Details]
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At
a time when the wave of
electric vehicles
is sweeping the world, Toyota, Subaru and Mazda, three major Japanese automakers, have expressed different opinions at the recent "Multi-Path Sem...[Details]
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Aiming at the battery power management problem of most embedded systems, a unit circuit module for power management of embedded systems, especially those used in handheld and portable devices, is des...[Details]
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1 Introduction
This article mainly discusses the problems of current transformer saturation and secondary current droop that are commonly encountered in current detection, and introduces the i...[Details]
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Battery failure accounts for more than 40% of the total failure of the UPS system, and it is one of the devices with the shortest mean time between failures (MrIBF) in the entire UPS system. T...[Details]
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Since its invention in the 1980s, electric bicycles have gone through a long development process. In the 1990s, electric bicycles appeared on the roads of Beijing, but due to many technical problem...[Details]
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Let's first look at the normal program running process of STM32: The internal flash memory (FLASH) address of STM32 starts at 0x08000000. Generally, program files are written from this address. In ...[Details]
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Noise pollution, gas pollution and solid matter pollution have been called the three major pollutions in the world today. Excessive noise can damage people's health, such as neurasthenia and neuros...[Details]
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On October 24, 2024, at the GEEKCON Real Hacker Talk, a security team recreated a real scene in which a smart car was remotely controlled by hackers to unlock and drive away. The smart car cou...[Details]
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