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Sina Digital News reported on the evening of February 3 that vivo today released its 2021 New Year's message with the theme of "Remain true to our original aspiration and work hard to plant se...[Details]
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1 Introduction As a semi-controlled power semiconductor device, the basic function of thyristor is to rectify, regulate and chop the voltage to meet the actual needs. At present, thyristor rectifier...[Details]
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Circuit principle: The TDA2030A power amplifier board consists of three major parts: an attenuated tone control circuit with separate control of high and low frequencies, a TDA2030A amplifier cir...[Details]
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According to the 2019 Global Lithium-ion Battery Pack Price Survey Report released yesterday by research firm Bloomberg New Energy Finance (BNEF), the average price of global lithium-ion battery pack...[Details]
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After South Korea just set an ambitious goal of achieving the world's top competitiveness in the semiconductor industry by 2025, Japan, not to be outdone, proposed a goal of tripling the revenue of d...[Details]
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On April 1, Businesskorea reported that Samsung Electronics recently completed the expansion of its second NAND flash memory factory in Xi'an, China and started full production. The plant completed i...[Details]
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On April 27, TSMC updated its latest process roadmap. According to the information, TSMC's 4nm process chips will enter the "risk production" stage at the end of 2021 and will be mass-produced in 202...[Details]
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Recently, there are several speakers on the market that claim to be monitor-level speakers. So what exactly are monitor speakers? What is the difference between them and ordinary speakers? Let's talk ...[Details]
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A potentiometer is a resistor element with three terminals and whose resistance value can be adjusted according to a certain law of change. A potentiometer is usually composed of a resistor body an...[Details]
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On August 13, 2015, at the invitation of Zhang Huamin, a researcher at Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Mr. Du Tuping, General Manager of Beijing Yutian Phase Chan...[Details]
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On October 17, the "Top Ten Global Development Breakthroughs in Intelligent Connected Vehicles" were released at the opening ceremony of the 2024 World Intelligent Connected Vehicle Conference.
...[Details]
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In recent years, single-chip microcomputers have been widely used in various industrial control, instrumentation, equipment, and product automation and intelligence due to their unique advantages such...[Details]
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Chip resistors are chip fixed resistors, directly translated from Chip Fixed Resistor, commonly known as SMD resistors, and are a type of metal glass uranium resistor. They are made by mixing metal...[Details]
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Mechanical keys will have jitter, so in order to eliminate the jitter of the keys and avoid misoperation caused by jitter caused by various interferences, de-jittering becomes particularly important.
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November 14, 2024, Shanghai,
At present, the development trends such as miniaturization and new architecture of equipment are constantly driving the demand for new connection modes
. Theref...[Details]
PCB Design
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