I'm working on LD driving recently. This kind of laser seems to also need a TEC semiconductor cooler to control the temperature. In this case, I have to make two power supplies to drive the LD and TEC...
[i=s]This post was last edited by 920005037 on 2022-2-22 11:03[/i]The USB interface of this downloader can use micro USB socket and large USB port. The switch can switch 5V and 3.3V to power the targe...
The STM32 National Seminar will be held in Shanghai on September 25 (today). The entire event will be live broadcasted. You can meet in the cloud and get gifts worth 10,000 yuan! Come and watch it~Liv...
EEWORLD社区ST Sensors & Low Power Wireless Technology Forum
First of all, it should be clear that the connection parameters are determined by the host, and the slave can initiate a request to update the connection parameters. The host can directly send the con...
TI's automotive technology solutions theme event is back again. You can learn about the four major automotive electronics solutions: HEV/EV and powertrain, body electronics and lighting, infotainment ...
For example, the resistance and capacitance errors, the resistance and capacitance errors caused by temperature drift, etc. I would like to ask, can the linearity and allowable error of the current or...
In an electric car, the most important part besides the controller is the motor. If the motor fails, it is usually because the bearing is damaged and should be repaired in time. Here we analyze wha...[Details]
Why is the star connection 220V?
In a three-phase power system, the voltage of the star connection is related to the line voltage of the power supply (that is, the voltage between the two phas...[Details]
200VA test capacity large (240x64) dot matrix LCD Manual/automatic test mode with quick selection function keys High-brightness warning and status indicator lights With Interlock function Zero ou...[Details]
1. Background knowledge The official website claims that the s3c2416x chip is a perfect replacement for the s3c2440. After comparing the two chips, I found that the s3c2416 is only better than the 24...[Details]
In a playful fusion of art and technology, underground animator Michael Warlla used technology to breathe new life into the hit song "Black Math" by The White Stripes fans.
The album was r...[Details]
On April 8, the Shandong Provincial Development and Reform Commission, the Shandong Provincial Energy Bureau, and the Shandong Supervision Office of the National Energy Administration officially is...[Details]
Whether it is a three-terminal fixed positive voltage regulator or a three-terminal fixed negative voltage regulator, improper use will cause the instrument display value to be unstable and jump. T...[Details]
The tuning fork switch is named because its appearance is similar to the "Y"-shaped tuning fork used by musicians to tune. The application field of tuning fork switches is very wide. It can be said...[Details]
On October 21, Gentherm, a developer of innovative thermal management technologies, and Datang NXP Semiconductors (DNS) announced that the two companies will jointly develop a new battery connection ...[Details]
On April 20, vivo’s new folding series products were officially released. Among them, vivo X Fold2 is equipped with the second-generation Snapdragon 8 mobile platform, and vivo X Flip is equipped wit...[Details]
Roots flowmeter is one of the most commonly used liquid flowmeters in industry. Because Roots flowmeter is light in weight, high in accuracy, and easy to install and use, it is a representative pro...[Details]
As of 00:00 on March 27, the cumulative power transmission of the ±800 kV Jinping-Suzhou DC project exceeded 250 billion kWh, reaching 253.39119 billion kWh. The cumulative clean energy transmitted...[Details]
1 Introduction
Most of my country's medium and large petrochemical enterprises use a small current grounding system for power supply, and the power system is relatively large. This type of syst...[Details]
With the improvement of LED in almost every aspect, such as luminous performance and cost, the application scope of LED is getting wider and wider, but the penetration ratio in various application ...[Details]