When the power supply voltage is 9V, the NPN transistor 2N2714 is turned on. How to assign the resistance values of R1, R2, and R3? The equivalent resistance of these three resistors is 170Ω. Is that ...
This content is originally created by Feihong Taxue , a user on the EEWORLD forum. If you want to reprint or use it for commercial purposes, you must obtain the author's consent and indicate the sourc...
There are generally three basic working modes for non-isolated switching power supplies: buck, boost, and polarity reversal. The others are converted from these three forms, such as flyback, forward, ...
Hello everyone, I have been working on PID control of inverters for a long time, but I can't find relevant literature. The difficulty I am facing now is the digital realization of PID. AD sampling can...
[font=微软雅黑, "][size=14px][size=12pt]The wireless charging electric car charges the farad capacitor through a wireless charging device. After it is fully charged, it is powered by [/size][size=12pt]DC-...
This article takes Atmega168PA+PROGISP as an example to illustrate the setting method of Atmega48-88-168 fuse bits. The reference design circuit diagram is shown in the figure below, with an...[Details]
MIO-4370 is Advantech's 4" EPIC embedded single board computer, supporting 12th/13th generation Intel socket CPU, with more flexible performance options. It also provides more I/O interfaces and ex...[Details]
Expert Xiang Ligang believes that Hongmeng has the opportunity to become the world's largest operating system for the following reasons. Image source: Weibo 1. When human electronic products had o...[Details]
According to Reuters, on Wednesday local time, Czech Republic leader Andrej Babis said that the Czech Republic has signed a joint statement with the United States on cooperation on the security of 5G...[Details]
Design and make a single-phase sine wave variable frequency regulated power supply. The power supply block diagram is shown in the figure.
1. Basic requirements
(1) The output voltage...[Details]
Bourns, a world-renowned leading manufacturer and supplier of electronic components, announced today that it has successfully acquired all shares and interests in multiple entities of the Kaschke Gro...[Details]
Four issues of infrared camera night vision monitoring system
◆Focus offset problem
Due to the different wavelengths of visible light and infrared light, the imaging focus is not o...[Details]
With the continuous development of automobile intelligence, intelligent driving and the high-precision positioning technology it requires are gradually coming into the public eye.
If hig...[Details]
Many companies are willing to invest a lot of money in purchasing test and measurement instruments and equipment. High-speed digital circuit or system design teams often spend a lot of money on pu...[Details]
The advantages and pain points of geomagnetic products are already a commonplace topic. To summarize briefly: the advantages are nothing more than reasonable cost, simple installation, no impact on...[Details]
1. After setting the emulator type under the "Debug tab", the prompt "No ULINK Device found." appears when downloading the program.
Solution: Keil MDK uses the ULINK emulator to download the pr...[Details]
In modern air defense fire control systems, searching, discovering and tracking targets is the basis of the entire system. The most important means of detection and reconnaissance is still radar, b...[Details]
Shanghai, June 26, 2023 – As the world’s leading provider of test and measurement solutions, Rohde & Schwarz (hereinafter referred to as “R&S Company”) will participate in the upcoming Shanghai New I...[Details]
『New Product Release』Common Mode launches fast dynamic response low noise 3A LDO regulators that can replace MICROCHIP's MIC29300, MIC29302 and other series products
"Common Mode Sem...[Details]
Recently, at a busy energy storage power station construction site, the 2.5MW liquid-cooled energy storage inverter innovatively launched by Kehua Digital Energy is being installed in an orderly ma...[Details]
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