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Since my four-wheel drive robot is powered by a 16.5V lithium battery, and there is no charger for this battery on the market, I am very troubled about charging it. In desperation, I designed a porta...[Details]
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Traditional formal LED
The position of the blue light chip electrode on the sapphire substrate on the chip light-emitting surface is shown in Figure 1. Due to the difficulty of doping p-type...[Details]
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In the design of single-chip microcomputer system, the design of LCM (liquid crystal display module) human-computer interaction interface is often a very important link. LCM can be used to display se...[Details]
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Nokia always makes exciting things dull, and the launch of Lumia 920 was not exciting at all. But it's no wonder, Elop's personality and Nokia's style are just like the magic weapon that can surviv...[Details]
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Power Integrations Launches Industry’s First Automotive-Qualified High-Voltage Switcher IC with Integrated 1700V SiC MOSFET
InnoSwitch3 family expanded with new devices that signific...[Details]
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The A8515 is a multi-output white LED (WLED) driver for LCD backlighting in consumer and industrial displays. It integrates a current-mode boost converter with an internal power switch and two curr...[Details]
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In recent years, an emerging power factor correction (PFC) technology, interleaved PFC, has been increasingly used in applications with strict form factor requirements, such as slim LCD TVs or la...[Details]
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LED display is a modern flat display screen composed of LED dot matrix modules or pixel units. It has the advantages of high luminous efficiency, long service life, wide viewing angle, rich colors...[Details]
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1. Introduction to UPS principle UPS (Uninterruptible Power Supply System) can be divided into online and backup types according to its power supply mode. The online UPS control circuit is mor...[Details]
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Aiming at the working environment characteristics of the remote sensing system, the spectral characteristics of the signals to be processed, and the system signal-to-noise ratio, this paper comprehen...[Details]
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In order to create an energy-saving and efficient smart lighting system, the use of MCU and dimmable drivers for environmental sensing and high-efficiency dimming has become a popular design trend ...[Details]
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In recent years, with the rapid development of production technology, the brightness of LEDs has been improved and their lifespan has been extended. In addition, the production cost has been greatl...[Details]
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Power Inverter Principle
A power inverter (car power supply) is a convenient power converter that can convert DC12V direct current into AC220V alternating current, which is the same as the m...[Details]
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On October 12, 2021, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Usun has launched a digital power solution based...[Details]
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When beginners are faced with circuit diagrams with dozens or even hundreds of components , and their connections are crisscrossed and varied in form, they often feel overwhelmed. How can they easily...[Details]