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Basic properties of digital tube: 1. Use 2 595s to drive the digital tube, need 3 IO ports of the single-chip microcomputer, and display according to the dynamic scanning principle of the digital tub...[Details]

Recently, ZF launched the next-generation mid-range radar, which supports a higher level of driving safety assistance functions and is installed for the first time on Dongfeng Fengshen's new flagship...[Details]

Affected by the continued impact of the COVID-19 pandemic, the new energy vehicle market in March can be simply summarized as a year-on-year drop and a month-on-month increase.   According to the Chi...[Details]

New energy vehicles, which have been "feeling their way across the river", seem to be at a new crossroads. Should we continue to focus on endurance? Or after ensuring a certain battery life, will...[Details]

The circuit is shown in the figure. Assume that the input signal is divided into 8 channels: U11~U18, and two CD4066s are required. The control signal is provided by the CD4017 beat generator. The be...[Details]

    In our daily life, hybrid cars are not rare. They are more fuel-efficient than conventional energy cars and more reliable than pure electric cars. More and more people are considering them when b...[Details]

On September 9, the vivo X70 series was officially released to the world. As a highly anticipated high-end flagship, the vivo X70 Pro+ uses the Snapdragon 888 Plus 5G flagship mobile platform, brin...[Details]

The figure above is the schematic diagram of the IDD measurement circuit. In normal operation, K1 is closed and the current unit is mA; in low power consumption, K1 is open and the current unit is ...[Details]

In the face of the challenges of the global economic environment, Rohde & Schwarz still performed well in the 2020/2021 fiscal year. With its cutting-edge solutions, the company's overall performance...[Details]

With the change of leadership at BMW, the attitude towards pure electric vehicles has also changed. BMW will launch the BMW iX3 from 2020; then the BMW i4 will be launched in 2021. These two are two ...[Details]

Hard-core Chinese Chip, the top annual event of the semiconductor industry chain in 2019!   Summit Background   Chips have become a hot topic among the Chinese people. There are also end...[Details]

1. Design Features 1. Universal AC input Voltage Range - One design for universal, accurate and stable constant current input 2. Small size and light weight ...[Details]

Let me introduce some common sense about harmonics, I hope it will be helpful to all readers. So what are harmonics? We know that the loads connected to the power grid can be divided into line...[Details]

In June this year, Shanghai Institute of Microelectronics Industry funded Shanghai University's 8-inch MEMS pilot line with a quarter of the total operating hours per year for teaching practice in th...[Details]

Inductor current circuit diagram for a given 10kHz square wave 1-current setting, 1A/grid; 2-inductor current, 1A/grid; time, 50μs/grid. Circuit diagram of inductor current when 10kHz square wav...[Details]