Does LDO belong to DC/DC? I recently sorted out the knowledge related to power supply and found that the relationship between switching regulator, DC/DC, LDO and linear regulator is a bit confusing. M...
I usually calculate based on two 10*20 vias passing 1A current.
But I don't understand why capacitors need to have so many holes in them to handle large currents?
How to estimate the number of ground ...
[i=s]This post was last edited by Senbenzakura Dabai on 2020-11-11 14:17[/i]Phenomenon: After welding, the chip can be connected normally without a program at first. It is also normal without a system...
This paper proposes a DSP repetitive control scheme, which uses a repetitive controller to track the periodic reference command signal, reduce the output voltage harmonics, and improve the dynamic per...
I used the Wildfire ov7725 camera to display the image on the LCD screen, but the distortion was so severe that it was unusable.[img]https://s1.328888.xyz/2022/05/11/HIofe.jpg[/img]
[img]https://s1.32...
Timer Interrupt The timer function of STM32 is very powerful. There are advanced timers such as TIME1 and TIME8, general timers such as TIME2~TIME5, and basic timers such as TIME6 and TIME7. In th...[Details]
Recently, the Nanjing Municipal People's Government issued the Nanjing Major Economic and Social Development Project Plan for 2022. There are 420 major projects in Nanjing in 2022, with a planned to...[Details]
The MDO-2000E series is a multi-functional mixed domain oscilloscope. The series includes four models: MDO-2000EG, MDO-2000EX, MDO-2000EC and MDO-2000ES. MDO-2000EG has a built-in spectrum analyzer...[Details]
According to MSPoweruser, the well-known whistleblower evLeaks recently exposed the latest renderings of the Samsung Galaxy Note 20, and many details of this device were also displayed. ...[Details]
After learning the codes for these two key modes, we now decide to encapsulate these two modes into one function, and then use parameters to select whether to support continuous pressing or not. 1...[Details]
On September 8, Ningbo Housing and Urban-Rural Development Bureau just issued two local regulations on construction projects in Ningbo: "Ningbo Residential Project Power Distribution Design Technic...[Details]
According to recent news, Qualcomm will officially launch the new generation flagship mobile platform - Snapdragon 8 Gen 1 in two weeks. Although there has been controversy about the specific...[Details]
introduction
When the ambient temperature of the LED is higher than the safe operating point temperature, the forward current of the LED will exceed the safe zone, greatly reducing the li...[Details]
On March 10, the official Weibo account of Huayu Electronics announced that the Hefei Integrated Circuit Testing Industrial Base of the company's subsidiary Hefei Huayu Semiconductor was successfully...[Details]
In
wireless
communication, data transmission is carried out in space, so the data communication of passive
electronic
tags involves communication and information security technologi...[Details]
LDMOS (Lateral Diffused Metal Oxide Semiconductor Transistor) is widely used in mobile communication base stations, radar, navigation and other fields due to its advantages of high power gain, high e...[Details]
Let's discuss the application of near-field analysis in EMC. I believe everyone has a certain understanding of EMC. First of all, we must make invisible and intangible things like electromagnetic wave...[Details]
Yesterday, the 2019 Geely Auto Technology Day and the Second Longwan Forum were held for a whole day. The amount of information on this day was very huge, from information releases to the development...[Details]
This article discusses the principle of pseudo-random bit stream, a test pattern commonly used in high-speed serial links, and the impact of different test patterns on physical layer test results.
...[Details]
The basic principle of DDS is to use the sampling theorem to generate waveforms through table lookup. There are many types of DDS structures, and its basic circuit principle can be represented by Fig...[Details]
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