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4.3 Phase-locked loop circuit
4.3.1 Design ideas of frequency doubling circuit
One cycle of the sine wave stored in the CPLD's FLASH is output with 256 points, and the frequency of the sine wave ...[Details]
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The figure shows a circuit that uses a general-purpose I-type F004 op amp to form an adjustable voltage-stabilized power supply. The output voltage V0 = 6 ~ 25V, and the output current I0 = 1A. The c...[Details]
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BYD, which has been optimistic about lithium iron phosphate for a long time, is still persisting and seems to be creating surprises - BYD will launch a new generation of lithium iron phosphate batter...[Details]
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According to foreign media reports, on May 19, Doug Parks, executive vice president of global product development, purchasing and supply chain at General Motors, said that the company is developing a...[Details]
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Circuit Function and Advantages
This circuit uses the ADL5902TruPwr detector to measure the rms signal strength of an RF signal with a crest factor (peak-to-average ratio) that varies over a dyna...[Details]
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Recently, the 7.5MW/20.526MWh integrated smart energy project of Jiangsu Huatian Technology of State Power Investment Corporation Fujian Company, which was EPC-generally contracted by Nanjing Jinzh...[Details]
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Intel Corp. is spending $7 billion to build a new chip packaging plant in Malaysia, Bloomberg News reported, a major Asian investment aimed at addressing a widespread global semiconductor shortage as...[Details]
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The mouse used here is a PS/2 protocol mouse, and the test mouse is a common optical computer mouse (hereinafter referred to as the slave), which has a scroll wheel, three buttons, etc. The p...[Details]
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1. Introduction
This article introduces an automatic tracking lighting system that can be used in a wide range of applications. This product can use inexhaustible solar energy to serv...[Details]
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1 Introduction
With the development of electronic control technology and its wide application in the automotive field, the Electric Power Steering (EPS) system has become one of the hot spots ...[Details]
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There are three commonly used types of compound filter circuits: LCГ type, LCπ type and RCπ type, as shown in Figure Z0715. The principle of their circuit composition is
to connect components w...[Details]
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1. Silicon Carbide Field Effect Transistor SiC-MOSFET
In the research of silicon carbide power electronic devices, SiC-MOSFET is the most concerned device. Today, when Si materials are approac...[Details]
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China's Ministry of Industry and Information Technology has finally announced the precise battery capacity and memory of the three new iPhone 11 series models. This battery and memory information is ...[Details]
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At present, the design of module power supplies is becoming more standardized, and the control circuit tends to adopt digital control methods. Non-isolated DC-DC converters (including VRM) are grow...[Details]
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At present, the integrated automation system of process industry is an architecture composed of three supporting systems: enterprise resource planning system (ERP), manufacturing execution system (...[Details]
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