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Researchers have created microprocessors out of a two-dimensional material similar to graphene, a magical, stretchy, conductive material that some believe could revolutionize battery, sensor, and chi...[Details]
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This article introduces a multi-purpose constant current charger with simple circuit and reliable performance.
1. Circuit Principle
As shown in the figure, this charger is a capacitor cur...[Details]
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1. Basic Concepts of LCD/LCM The structure of Liquid Crystal Display (LCD) is to place liquid crystals between two parallel pieces of glass. There are many vertical and horizontal fine wires between...[Details]
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Neinengxinnengzi〔2023〕No.1109
Ordos Municipal Energy Bureau, Inner Mongolia Electric Power (Group) Co., Ltd.:
In accordance with the relevant requirements of the "Inner Mongolia Autonomou...[Details]
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Liquid flow meters are mainly used to detect fluid flow rate. By detecting the accumulated flow, the function of controlling the fluid volume can be achieved. Liquid flow meters are used to measure...[Details]
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Recently, Xiaomi officially announced the MI CHARGE TURBO super wireless flash charger, the world's first 30W super wireless flash charger, which can wirelessly charge a 4000mAh battery to 50% in 20 ...[Details]
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CINNO Research Industry News, Samsung Display (hereinafter referred to as SDC) officially launched its investment in India. This is one year after the establishment of the legal entity, and its inves...[Details]
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According to a new report from the Wall Street Journal, SoftBank is considering the possibility of selling chip designer Arm Holdings, from which Apple licenses technology to develop its A-series pro...[Details]
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1 Introduction In the past 20 years, power electronics technology has developed rapidly and has been widely used in the fields of electricity, metallurgy, chemical industry, coal, communications, hom...[Details]
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Disruptive innovation, changing the future, Mengzhimo won the first national disruptive technology innovation competition On December 30, the first National Disruptive Technology Innovation Competi...[Details]
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According to 91mobiles, the Xiaomi Redmi Note 11 Pro+ phone appeared on the FCC certification website on December 23 with the certification number: 21091116UG. Judging from the label, this phone...[Details]
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USB 3.0 Receiver Testing
USB 3.0 receiver testing is similar to other high-speed serial bus receiver compliance testing. It is generally divided into three stages. The first stage is stressed...[Details]
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The existing inverters have square wave output and sine wave output. The square wave output inverter has high efficiency, but for appliances designed for sine wave power supply, it is always unsafe t...[Details]
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■ Preface A few days ago, I saw an interesting post on the headlines, discussing why when there is alternating current flowing through an ordinary light bulb, the magnitude and direction of the curre...[Details]
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When it comes to
LED
drive accuracy, constant current error usually comes to mind. In fact, drive accuracy is not limited to current accuracy.
LED
is a typical current-driven de...[Details]