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Keithley source meter is a five-in-one tool with a compact appearance, which combines the practical functions of digital multimeter (DMM), power supply, current source, electronic load and pulse gene...[Details]
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——Updated on 2011/7/19. I now have a new understanding of the installation and use of boost, so I will make major revisions to this article I wrote two years ago. There are many reprinted versions on...[Details]
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As a clean and renewable energy, hydrogen energy is one of the future directions of energy development. However, hydrogen is flammable, which limits its large-scale application in electric vehicles ....[Details]
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Common LED electrical performance parameters - LED characteristics
1. LED forward voltage
LEDs of different colors have different forward voltage drop values under rated forward curre...[Details]
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The 48V system can bring start-stop, power assist, energy recovery and coasting functions to the vehicle, improving the fuel economy of the vehicle. In addition, if the traffic environment informatio...[Details]
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Guoxuan Hi-Tech released the new L600 LMFP Qichen battery on the 19th Single energy density 240Wh/kg, system 190Wh/kg It does not use ternary materials and has a battery life of 1,000 kilome...[Details]
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The new design needed to be smaller, cheaper, and include more functionality in a fairly short time. To reduce risk, I chose to reuse the physical interface of the previous design, including the iso...[Details]
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This program has been tested. The circuit connection is: a 2-bit common cathode digital tube, the bit selection is P3.6, P3.7, the segment selection is P0, and there are the following 3 buttons
sbit ...[Details]
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The microcontroller source program is as follows: #include reg52.h //Include the header file. Generally, no modification is required. The header file contains the definition of special function regi...[Details]
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The development of ARINC429 bus interface board realizes the reception and transmission of multi-channel ARINC429 bus data, which has become the focus of the current research on aircraft airborne bus...[Details]
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U.S. Commerce Secretary Gina Raimondo warned today that a global shortage of key semiconductors could continue into next year or even longer. In 2021, supply was paralyzed as the COVID-19 pandemic s...[Details]
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The selection of pressure gauges should be based on specific conditions and the technical requirements of the technical process. At the same time, cost issues should also be considered. We suggest th...[Details]
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1. Definition of the two
The frequency converter is an electric energy control device that uses the on-off function of power semiconductor devices to convert the industrial frequency power sup...[Details]
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Frequency conversion motor models and parameters
Variable frequency motors can work continuously under specified environments. With the continuous improvement of AC speed regulation technology...[Details]
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First, due to the increasing demand for autonomous driving and new energy vehicles, the market size of automotive storage chips will continue to expand, with DRAM and NAND being the focus of demand...[Details]