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The mobile phone manufacturing industry is an extremely competitive industry. In the past few years, the number of mobile phone users around the world has grown dramatically, driven by emerging mar...[Details]
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Gas sensor application circuit
It is divided into several types such as detection, alarm, and monitoring. 1. The working voltage of the power supply circuit is generally not high (3V~10V), and ...[Details]
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The basic 3-terminal regulator has been a staple in the designer's toolbox for over 30 years, and its basic architecture has not changed significantly. Using a fixed voltage reference, a resistor d...[Details]
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With the development of various technologies, the main circuit - switching power supply is used in various products. Main circuit - the path through which the power current flows in the switching pow...[Details]
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The chip shortage forced Apple to compromise on some components of this year's iPhone 13 series, and it is estimated that the iPhone 14 launched in 2022 will suffer the same fate. According to a new ...[Details]
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With the development of modern electronic technology, electronic devices are becoming increasingly portable and multifunctional, which puts forward the requirements for their power supply batteries...[Details]
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According to People's Daily Online, in the past five years, Zhengzhou Abrasives and Grinding Research Institute Co., Ltd. (hereinafter referred to as "Sanmo Institute") has invested 140 million yuan ...[Details]
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01Overview The portable alcohol content tester is an instrument specially designed to test the alcohol content in human exhaled breath. It can quickly check by itself, help predict whether you are in...[Details]
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On May 26, 2021, the Beijing Regulatory Bureau disclosed that China Mobile Limited (hereinafter referred to as "China Mobile") has signed the "Guidance Agreement on the Initial Public Offering and Li...[Details]
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Huawei's first foldable smartphone, the Mate X, is expected to be launched in October, and there are reports that an upgraded version will be launched later. It is reported that Samsung, a friendly c...[Details]
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1 Overview 1.1: This article implements the serial port driver, realizes the redirection of the printf function, realizes the interrupt reception and transmission of the serial port, and imitates t...[Details]
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When organizing the wiring harness architecture, a very interesting direction is what kind of structure the wireless network in the car will develop according to - such as TPMS, wireless keys, mobile...[Details]
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On November 30, an investor asked Saiwei Electronics that the company signed a "Cooperation Framework Agreement" with the Qingdao Development Zone Management Committee last year to build a 6-inch gal...[Details]
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After a long period of preparation, ZTE's new flagship "ZTE Axon 30 Ultra 5G" (hereinafter referred to as Axon 30U) has finally arrived. One of ZTE's slogans for this phone is "Standing at 30"....[Details]
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The intelligent soft start cabinet is a device used for starting the motor. It controls the starting current of the motor to achieve smooth starting of the motor, reduce the current shock during st...[Details]