There is a project these days that requires a 5V3A switching power supply, but I have never done it before, so I post this to ask if you guys have such a solution, thank you very much...
As shown in the figure below, the working principle of U2323 is: UIN outputs high level at GATE in the range of 6V~14V. The current flows out through the MOS tube of Q5. The problem is that Q5A has no...
I want to make each light turn on five times. I know the bus method, and I want to try to use pointers to bit-address and control the light on and off. Is this idea feasible?
My program experiment doe...
The fourth ST Industrial Summit will be officially launched in Shenzhen on November 3, 2022 , showcasing ST's cutting-edge industrial products and solutions. The ST Industrial Summit will focus on thr...
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The D-sub connector is named because its shape looks like a capital letter "D". The D-sub connector has been the leading data transmission device for 70 consecutive years and is widely used in factori...
I am working on a project now and have encountered a problem. I would like to ask for help from the forum masters about the infrared reception problem. The project was originally going to use a 3-pin ...
With the rapid development of LED lighting industry, LED lighting fixtures have solved the problems of traditional lighting, such as explosion-proof and waterproof performance requirements in so...[Details]
Whether ordinary motors can use frequency converters to adjust speed is a very professional question. Before answering this question, we first need to understand what ordinary motors are, what freq...[Details]
According to a Weibo digital blogger, OPPO is about to launch a new phone, OPPO Reno Z, which is expected to be launched next month. It is reported that OPPO Reno Z will be equipped with MediaTek P90...[Details]
Xiaomi recently announced that more than 3 million units of the three products in the Xiaomi 11 series of smartphones alone have been sold worldwide. Xiaomi said that the three models, Mi 11, Mi 11 ...[Details]
According to news on November 9, foreign media electrek reported on Thursday local time that Volkswagen’s electric vehicle production difficulties in its hometown in Germany continue. This time, a sh...[Details]
Intersil's ISL8088 is a dual 800mA low quiescent current high efficiency 2.25MHz synchronous step-down power regulator. The power supply voltage ranges from 2.75V to 5.5V, the operating frequency i...[Details]
Previously, the OneDrive app on iOS has been uploading your photos in JPG format. Microsoft has now announced that it will start uploading photos in HEIF format instead of JPG format starting this mo...[Details]
According to the latest survey by Counterpoint Research, in October 2021, Apple surpassed vivo to become the largest smartphone manufacturer in China. This is the first time that Apple has regained...[Details]
On January 25, Xinhuazhang, a leading company in EDA (electronic design automation) intelligent software and systems, announced today that it had completed a round of A+ financing of hundreds of mill...[Details]
LED street lights are low-voltage, high-current driving devices. The intensity of their light is determined by the current flowing through the LED. Too strong a current will cause the LED to attenuat...[Details]
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Generally, oscilloscopes with bandwidths exceeding 200M will have two input impedance options, 1M and 50 ohms. Below I will describe the general uses of 1M and 50Ω input resistors. As for the princip...[Details]
To fully exploit the design advantages at the system level, the three-level neutral point clamped (NPC) topology circuit, which was previously mainly concentrated in high-power applications, has re...[Details]
The STC12C5A60S2/AD/PWM series microcontroller is a single clock/machine cycle (1T) microcontroller produced by Hongjing Technology. It is a new generation of 8051 microcontroller with high speed/l...[Details]
Use the resistance range of a multimeter to check the quality of electrolytic capacitors
1. Use the resistance range of a multimeter to check the quality of electrolytic capacitors
...[Details]
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