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Recently, news came that Sony plans to join hands with TSMC to build a joint venture factory in Japan. The total investment of the factory is planned to reach 1 trillion yen, mainly to produce CMOS i...[Details]
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According to foreign media GSMArena, the full specifications and pictures of the Motorola Defy 2021 mobile phone have been leaked recently. The phone will be equipped with a Snapdragon 662 chip...[Details]
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Judging from the recent releases of mobile phones, full screen has become the main theme of the press conference. Many mobile phone manufacturers such as Xiaomi, Huawei, vivo, OPPO, Smartisan Techn...[Details]
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The probe that comes standard with an oscilloscope can only measure voltage. In fact, the oscilloscope itself can only measure voltage. If you want to measure current, you must use a current probe, a...[Details]
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On December 19th, at the OPPO Future Technology Conference held this month, OPPO released AR smart glasses, 5G CPE and other devices. At the same time, OPPO also demonstrated an under-screen ca...[Details]
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1. Technical parameters of the frequency-dependent dielectric loss tester
1. High voltage output: 0.5～10kV, each level increases by 500V, there are ten levels in total, output capacity: 1.5KVA
2. A...[Details]
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As an independent power supply, batteries are widely used in various industries. The uninterruptible power supply of data centers, the communication power supply of the power industry, the on-board p...[Details]
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Under the ban of the US government, some US companies have been forced to suspend technology authorization to Huawei. Even some associations that should remain neutral have joined the ranks of suppre...[Details]
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A digital voltmeter is designed using the single-chip microcomputer AT89S51 and ADC0809. It can measure DC voltage values between 0 and 5V and display four digits, but requires the minimum number o...[Details]
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TrendForce, a subsidiary of market analysis firm TrendForce, focuses on the impact of the distribution ratio between HEVs and new energy vehicles, as well as the new technology development direction ...[Details]
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Today I will continue to talk about series 2, mainly sharing with you the material list and transformer structure.
Double-click a component in the schematic diagram t...[Details]
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RA4 RA5 connected to SW2 SW1 button RB7 to LED delay.c #include "delay.h" void DelayMs(unsigned char cnt) { #if XTAL_FREQ = 2MHZ do { DelayUs(996); } while(--cnt); #endif ...[Details]
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In order to improve the management level of water resources in China, better monitor the safe operation of water conservancy projects, maximize the rational use of water resources, improve the uti...[Details]
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Many high-efficiency power supplies can be designed using either an active clamp flyback (ACF) converter or an LLC switcher IC to achieve their design goals.
Which one should be chosen in actua...[Details]
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1 Introduction High-performance, high-reliability and high-efficiency DC power supply systems are widely used in many fields such as electricity, telecommunications, petrochemicals and metallurgy. ...[Details]
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