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1) The role of resistance The resistor connected between the power supply and the reference point (1) Function: Set the reference point level to high level by default The ...[Details]
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The ABS/ASR/VDC integrated system, which integrates the anti-lock braking system ABS (Anti-lock Braking System), the acceleration slip regulation system ASR (Acceleration Slip Regulation System) and ...[Details]
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In 2022, rising inflation, external frictions, weak end market demand, coupled with repeated epidemics, and various uncertainties will push the global semiconductor market into an adjustment cycle. F...[Details]
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Photoelectric current measurement technology in power systems is a hot topic and difficulty in research at home and abroad. Photoelectric current transformers are the future development trend of cu...[Details]
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In recent years, it has become common for mobile phone manufacturers to launch notebook products. Huawei and Xiaomi were the first domestic manufacturers to make notebooks, while OV has always been r...[Details]
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1. System Overview The modules used in the system include AT89C51 microcontroller + LCD1602 display screen + Hall speed measurement module. This design uses the 51 microcontroller as the core control...[Details]
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IP is a network layer protocol, and its significance lies in determining the location of the device, i.e., the IP address. However, unlike ARP and TCP, it serves the transport layer, and usually TCP a...[Details]
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The MAX5094 CMOS, high-performance, current-mode PWM controllers
have all the features required for wide-input voltage
range isolated/nonisolated power supplies. These controllers are ideal...[Details]
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According to the latest reports from Japanese media, well-known Japanese automobile manufacturers such as Suzuki, Subaru , Daihatsu, Mazda, and Isuzu collectively announced on June 28 that they will ...[Details]
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The battery is the least reliable part of the UPS system, but the quality of the UPS design directly affects the reliability of the battery. Keeping the battery charged (even when the UPS is shut dow...[Details]
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In the lithium battery field that pursues extreme cost, extreme efficiency, and extreme manufacturing, the in-depth promotion of digital transformation has transitioned from concepts, goals, and sl...[Details]
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In recent years, the proportion of electronic devices in cars has grown significantly. This trend has led to the inclusion of more functions to increase the safety, efficiency, reliability and conveni...[Details]
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China Energy Storage Network News:
The Global Energy Interconnection Development Cooperation Organization recently signed a tripartite cooperation agreement with the Grid Administration of th...[Details]
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Principle Analysis of a Push-Pull Inverter
The main circuit is shown in Figure 1:
The ideal gate (UG1, UG2) and drain (UD1, UD2) waveforms of Q1 and Q2 are shown in Figure 2:
...[Details]
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New energy vehicle pre-charging circuit is a circuit used in electric vehicles and hybrid vehicles, which is mainly used to fully charge the battery before the vehicle starts. This circuit can impr...[Details]