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The variable voltage and frequency speed regulation system of asynchronous motor is generally referred to as variable frequency speed regulation system.
Since the slip power does not change wi...[Details]
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On the morning of March 28, Mig Chi Kuo, an analyst who has been paying close attention to Apple's industrial chain, said that the increase in the size of the rear cameras of the iPhone 14 Pro an...[Details]
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When I was debugging the STM32 RTC, I used the internal LSI crystal oscillator as the RTC crystal oscillator source and found two problems: First, since the LSI crystal oscillator frequency is...[Details]
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Function of
the circuit
If you want to use the 555 chip to form a long-time timing circuit, you can use a high resistance value for R to lengthen the CR time constant. However, sin...[Details]
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ON Semiconductor Develops IGBT FS7 Switch Platform with Leading Performance for Industrial Market Applications
New 1200 V devices offer market-leading conduction and switching performanc...[Details]
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Recently, Jike Technology (Shanghai) Co., Ltd. (hereinafter referred to as "Jike Technology") completed a Pre-A round of financing of tens of millions of yuan led by Oasis Capital, with Minerva Cap...[Details]
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Abstract: Using domestic high-quality PQ50/50 and four low gate load IRFP460LC, UC3875, etc., and adding an auxiliary resonance network in the lagging arm, a cheap and efficient 93.5% 100kHz, 10...[Details]
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Redmi recently released the Redmi K30 Pro series of mobile phones, which have an IP53 waterproof level. Lu Weibing previously said on Weibo: "Redmi K30 Pro supports IP53, which is enough to withsta...[Details]
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GAC Aion has sold 91,900 vehicles in the past 10 months, exceeding its factory's full capacity of 100,000 vehicles per year. In September this year, GAC Aion revealed that the factory's capacity woul...[Details]
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The functionality of each module is realized through NI's most advanced PXI device technology
challenge:
Develop a potentiostat/galvanostat/impedance analyzer system (potent...[Details]
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For lithium-ion battery pack manufacturers, it is critical to build safe and reliable products for battery-powered systems. The battery management
circuit
in the battery pack
can monitor...[Details]
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When I was learning how to embed assembly in C language, I learned that the parameter call in C language used register R0 to pass the first parameter, and R1 to pass to
The second one... until R3 pas...[Details]
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Application field: Automotive grade chips
Product 1: Single crystal automotive grade dual channel 30mΩ high side switch MSD1820-Q1
Unique a...[Details]
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A reporter from China Securities Journal learned from Changgao Group (002452) on November 19 that the State Grid Corporation of China's first indoor HGIS smart substation, the Lion Mountain 110KV s...[Details]
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On October 24, Tesla CEO Elon Musk announced that the company will provide users who have purchased the Full Self-Driving (FSD) function with Hardware 3 (HW3/AI3) with a free upgrade to Hardware 4 ...[Details]
DIY/Open Source Hardware
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