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This example is a wireless commentator that uses the STM32F103 series microcontroller as the core processor and the VS1003 chip for audio decoding. Wireless communication between the handheld part an...[Details]
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Combined LED dot matrix display screens have appeared since the 1980s. They use light-emitting diodes as pixels. They are made of high-brightness light-emitting diode core arrays, epoxy resin and ...[Details]
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DC/DC 模块电源以其体积小巧、性能卓异、使用方便的显著特点,在通信、网络、工控、铁路、军事等领域日益得到广泛的应用。很多系统设计人员已经意识到:正确合理地选用DC/DC模块电源,可以省却电源设计、调试方面的麻烦,将主要精力集中在自己专业的领域,这样不仅可以提高整体系统的可靠性和设计水平,而且更重要的是缩短了整个产品的研发周期,为在激烈的市场竞争中领先致胜赢得了宝贵商机。那么,怎样正确合理...[Details]
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1. Chip heating
This is mainly for
high-voltage
driver
chips with built-in
power
modulators
. If the chip consumes 2mA of current and 300V of voltage is applied to t...[Details]
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As the weather changes, people start to put on more clothes to keep warm and prevent colds. Similarly, cars also have various faults with the change of seasons. After being exposed to the sun and rai...[Details]
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Beijing, China, January 30, 2024 -
Qorvo®, a global leader in connectivity and power solutions, today announced an automotive-grade silicon carbide (SiC) field effect transistor (FET) product; ...[Details]
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ROHM's Silicon Carbide Technology Powers Semikron's eMPack® Power Modules for Next Generation Electric Vehicles
SEMIKRON (Nuremberg, Germany) and ROHM (Kyoto, Japan), a world-renowne...[Details]
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1. Introduction
Fault feature extraction is the key to analog circuit fault diagnosis. However, due to the complexity of fault models, tolerance of component parameters, nonlinearity, noise,...[Details]
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Complex temperature effects on LED displays
LED display screens are very picky about the ambient temperature. Theoretically, the working state is ideal at room temperature of about 25℃. But ...[Details]
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The USB cable was originally designed to provide only a tiny amount of power (2.5 watts) to operate low-power products such as keyboards, mice, and USB hubs. However, as more and more mobile electron...[Details]
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1. AC LED is not a fundamental change in the device.
In other words, there actually does not exist an LED chip that works with an alternating electric field mechanism. The AC LED that is now a...[Details]
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Switching power supply has always been a very popular technology in the electronics industry. Although its performance cannot bring about earth-shaking changes in our daily lives, its development t...[Details]
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LED lighting
The market has huge business opportunities and a broad space for development. The application of
LED
lighting has evolved from outdoor landscape lighting
to ind...[Details]
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Now GIS (Geographic Information System) equipment with GPS (Global Positioning System) as the core is entering the stage of popularization and application. With the development of technology, vario...[Details]
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Building and home automation systems are growing rapidly. “Smart building” technology is the result of a combination of factors. Nearly 40% of global energy consumption is used to heat, cool, and l...[Details]