Our company wants to make a washing machine that uses a brushless DC motor.The back EMF is a trapezoidal wave.
I bought a development board and the seller has a program, but he said the back EMF is a ...
[i=s]This post was last edited by dcexpert on 2022-8-3 21:37[/i]The reason I participated in the Digi-Key event this time was to prepare to make a portable programmable meter that is small in size and...
When reading about power electronics three-phase inverter circuits, I saw that the setting of dead time is related to the switching speed of the switching device and the turn-off time of the power dev...
Is it better to use 315M or 433M for simple ASK transmission and reception? That is the kind of super regenerative reception, the kind that costs a few dollars a pair on the market. I don't know the s...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:07 [/i] When making a 1W LED constant current driver circuit, product modules must not be used. The output end of the self-made LED driver m...
[font=微软雅黑][b]What are design patterns?[/b] Shubho: I think you have a basic understanding of object-oriented design principles (OODP) through our conversation about them. Hope you don't mind me shari...
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
For autonomous vehicles to safely navigate the road, they must identify far more complex objects than just traffic lights, pedestrians, and other familiar objects. Among these obstacles is a crucia...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[Details]