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This paper analyzes the working principle of the voltage protection circuit composed of a single junction transistor and a thyristor, and proposes a circuit that uses the LM339 voltage comparator to ...[Details]
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Reason: The gain bandwidth product of the op amp used in the multimeter is not high enough.
Conclusion: 1) The multimeter can only measure low frequ...[Details]
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1. Normal operation mode
The power supply principle of the uninterruptible power supply system is that when the mains power is normal, the machine will convert the mains AC power into DC powe...[Details]
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Abstract: Against the background of the global energy crisis and environmental crisis, the electric vehicle industry has grown rapidly in recent years, and charging piles have also ushered in a stage...[Details]
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Abstract: 1. Bandwidth Like an oscilloscope, the frequency response of an oscilloscope probe is similar to a low-pass response. The bandwidth of a probe refers to the input signal frequency correspon...[Details]
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Introduction to STM32 Serial Port
As an important external interface of MCU, the serial port is also an important debugging method for software development. Its importance is self-evident. Now ...[Details]
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Abstract: As the entire industry sets off a wave of software-defined cars, Synopsys believes that the focus on software security issues will only increase. Many companies in the IoT vertical industry...[Details]
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Recently, TCL Group issued an announcement on the completion of the transaction price payment of the counterparty of the major asset sale and related-party transaction. TCL Group received the remaini...[Details]
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This project was supported by the National Natural Science Foundation of China Youth Science Fund (51707032).
(The following is the main content of this article. For the original text, please ...[Details]
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Overview
In the past two decades, the rapid development of the global semiconductor industry has driven related software and hardware design to a new level, allowing many relatively complex dig...[Details]
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1. Use safe lithium-ion battery electrolyte
Currently,
carbonates are used as solvents in
lithium-ion battery
electrolytes. Linear carbonates can improve the charge an...[Details]
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In recent years, there have been waves of technology booms, including the Internet of Things and wearable electronics in 2013 and 2014, artificial intelligence in 2016, and 5G at the end of 2018. Art...[Details]
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How do we choose a power module in power design ? The premise of the selection is that we have to understand various power supplies and the differences between them , so that we can choose the powe...[Details]
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Jiwei.com News: The epidemic has promoted the development of the stay-at-home economy. In addition to the surge in sales of tablets and laptops, it has also led to a rapid increase in consumer demand...[Details]
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According to foreign media reports, on Tuesday local time in the United States, Anthony Levandowski, a well-known Silicon Valley self-driving car technology expert, was charged by federal prosecutors...[Details]