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Through the rectification case of the switching power supply module's surge interference resistance, it was analyzed that the main reason for the failure of the power board during the surge impact te...[Details]
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1-8-2-5. Calculation of transformer parameters for half-bridge switching power supply
The working principle of the half-bridge transformer switching power supply is very similar to that of...[Details]
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0 Introduction Virtual instruments are developed based on PC technology, so they completely "inherit" the advantages of the latest commercial technology dominated by ready-made PC technology, incl...[Details]
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introduction
Today, electronic systems often have many different
power
rails. This is especially true in systems that use analog circuits and microprocessors,
DSPs
,...[Details]
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There are many structural forms and classification methods for stepper motors. Generally, they are divided into three types according to the excitation method: reluctance type, permanent magnet typ...[Details]
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This section introduces a pronunciation circuit made using AT89C2051 . Various sounds can be realized through programming, which is flexible and convenient. Its schematic diagram is shown in Figure...[Details]
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As the group accelerates the pace of developing new productivity, sodium energy storage technology has ushered in a new breakthrough. Recently, the reporter learned from Huayang Shares' Hua Na Core...[Details]
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Apple will release the iPhone 11 series of mobile phones this week. According to information provided by the supply chain, the production cost of this year's iPhone 11 has dropped by 10%, mainl...[Details]
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On the evening of September 9, vivo's annual flagship X70 series was released tonight (live broadcast here: https://tech.sina.com.cn/zt_d/vivo_x70). This will be a product with imaging function...[Details]
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In recent years, the scale of the RF front-end market has continued to expand. According to the Yole Development report, the filter market will grow by about 3 times from 2017 to 2023. Not long ago, ...[Details]
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/****************FM transmitter board program designed by wang1jin************************
Circuit structure: STC12C2052+M62429+BH1415+9018+3355+2053
LCD1602 display, electronic volume
Completion...[Details]
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1. Loop Statement (1) while (2) for 2. Definition of variables Data type variable name Global variables: variables defined outside a function, scope: the entire program from the time of definit...[Details]
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In the past few years, a class of materials called metal organic frameworks (MOFs) has attracted attention. This type of material has great potential for application in related energy fields, and res...[Details]
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Introduction: The design of USB low-speed devices has reached considerable maturity. Various IC companies have launched USB DEVICE-side solutions, generally using 8 BIT CPU CORE + USB SIE as th...[Details]
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This morning, Apple quietly closed the iOS/iPadOS 13.2.3 verification channel. In fact, the official version of iOS 13.3 was just pushed last week. Apple's move means that it is no longer pos...[Details]
Automotive Electronics
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