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电源装置是电子电气设备中所不可缺少的部件,开关电源以其效率高、体积小、重量轻、电压适应性好等优点,受到相关行业的青睐。但目前存在的缺陷是电磁骚扰大,对环境或对其他设备造成不利影响。目前对于可变负载的开关电源,笔者所了解到的产品最低输出噪声电压也在70 mV以上。设计低电磁骚扰的开关电源,也就成了许多设计人员的希望,为此提出了种种方法。本例设计要点不同于常规技术,而是采取了从源头上对电磁噪声进...[Details]
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One week after releasing the first iOS and iPadOS 14.6 updates, Apple today released the second beta of the iOS and iPadOS 14.6 updates to developers for testing purposes. iOS and iPadOS 14.6 can b...[Details]
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Volkswagen Group announced on June 13 that it plans to invest 900 million euros in joint battery research and development with Northvolt. Part of the funds will be used to establish a joint venture, ...[Details]
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Take Keil uVision2 as an example, in the \C51\INC folder under the installation path, open the reg52.h header file, you can see:
#ifndef __REG52_H__
#define __REG52_H__
/* BYTE Registers */ ...[Details]
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introduction In the three-phase signal processing application of the power system, it is often necessary to collect and process the A, B, and C three-phase voltage and current signals at the same t...[Details]
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This article uses the following environment: Main control: W800-KIT (development board) Compatible with: W800 W801 AIR101 Development environment: CDK SDK: SDK for W801/W800 (tls library) Preamble:...[Details]
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UltraSoC has announced plans to significantly expand its global operations to meet new opportunities in the secure, high reliability and high safety systems markets. This latest expansion follows the...[Details]
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The energy revolution and the automobile revolution will develop in synergy. With the continuous implementation of the "dual carbon" policy, the energy-side transformation will make electric vehicles...[Details]
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Avnet's MaaXBoard single-board computer is ideal for industrial automation, IoT, AI and multimedia applications. Avnet has launched a low-cost, production-ready MaaXBoard to provide customers with s...[Details]
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Improve project management and construction efficiency and solve construction site safety issues (Hong Kong, August 11, 2022) In recent years, many large-scale infrastructure projects have been lau...[Details]
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1. Working principle of oscilloscope: Using a narrow electron beam composed of high-speed electrons to hit a screen coated with fluorescent material, tiny light spots can be generated (working princi...[Details]
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The importance of cycle performance to lithium-ion batteries is self-evident; in addition, from a macro perspective, a longer cycle life means less resource consumption. Therefore, the factors that...[Details]
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1. Demand background
1.1 Demand Background
At present, China's national economy is in an important stage of rapid development. With the healthy and sustained rapid development of the nationa...[Details]
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Following OPPO K10 Pro, OPPO K10 has also been officially connected to the network by the Ministry of Industry and Information Technology, with model number PGJM10. Information shows that OPP...[Details]
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The English name of LED wall washer lamp is Ledwashwalllamp, also known as linear LED floodlight, etc. Because of its long strip shape, most of them are wall washers with aluminum shells, also know...[Details]