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1. Working principle of switching power supply
1. A switching power supply is a high-frequency switching energy conversion electronic circuit, often used as a power supply for equipment. Commo...[Details]
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1. Introduction
With the rapid development of embedded related technologies, the functions of embedded systems are becoming more and more powerful, and the application interfaces are becoming riche...[Details]
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Intel and Samsung collaborated to develop the new Galaxy Book Pro series of notebooks, designed to deliver exceptional mobility, connectivity and performance experiences. Digital technology is ...[Details]
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The switching power supply takes safety and reliability as the first principle. The power management monitoring chip is used in the design of high-performance and high-power ATX power supply to achie...[Details]
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Preface
This chapter uses the synovial film observer SMO to perform sensorless control of the permanent magnet synchronous motor. First, the principle of the state observer is introduced. Then...[Details]
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Sina Digital News reported on the afternoon of July 15 that Honor held a new product category communication meeting in Beijing today, announcing the release of its first TV product, the Honor Smart S...[Details]
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From 1987 to 2020, from digital cameras to smartphones and other terminals, OLED display technology has become one of the most important components of the panel market. According to market research f...[Details]
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0 Introduction Most of the entrances to urban residential buildings are open, which is convenient for residents to enter and exit, but it also brings many inconveniences to residents' lives. For exam...[Details]
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For engineers, current source is an indispensable instrument. Many people also want to make a practical current source. The application of open source kits is just a complete set of PCB, components...[Details]
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Stimulated by the explosive sales of Apple AirPods, TWS true wireless Bluetooth headsets have become the biggest consumer electronics hotspot in 2019. It is expected that the shipment of Apple AirPod...[Details]
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This year, the iPhone 13 Pro series finally supports 120Hz high refresh rate, and also achieves ultra-fine refresh rate adjustment through LTPO. It can dynamically adjust the refresh rate accord...[Details]
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According to foreign media reports, in a newly released report, Tesla said that its battery pack only lost about 10% of its capacity after traveling 200,000 miles. Battery degradation refers to the...[Details]
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1 Introduction
At present, most large-scale LED display systems at home and abroad are basically composed of an LED control board and several LED unit boards connected in series.
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1. Actual machine test The structure of the experimental system is shown in Figure 5. The measurement range of the torque meter is 10 kg-cm. The EMF estimation neural network model in this control s...[Details]
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Data shows that by 2027, the scale of conductive silicon carbide power devices in the automotive market is expected to reach US$4.986 billion, accounting for 79.2%, while the market shares of energ...[Details]
Analog electronics
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