[size=6][backcolor=rgb(214, 239, 255)] Looking for embedded talents working in Beijing, with fixed spare time, wanting to do some meaningful electronic product development activities, willing to devel...
[align=left]Introduction to transformer CCM design (DCM is simpler and will not be introduced here)[/align][p=25, null, left]CCM is the abbreviation of continuous inductor current mode. Flyback transf...
[url=https://bbs.eeworld.com.cn/thread-80095-1-1.html]https://bbs.eeworld.com.cn/thread-80095-1-1.html[/url] [[i] This post was last edited by hhy on 2009-7-15 16:40[/i]]...
Circuit working principle: The automobile electronic fuel economizer circuit is composed of diodes VDl-VD6, resistors Rl-R8, capacitors Cl, C2, transistors Vl-V3 and solenoid valve YV, as shown in the...
Here’s a photo of the soldering iron I got from the event. This is my second soldering iron. Although its power is smaller, it is very practical for soldering circuits....
Ever since I saw Uncle T's powerful collection of electronic materials, I have always wanted to say a few words, using some elegant and humorous sentences to describe a more comprehensive Uncle T. Lat...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
For a long time, my country has implemented "community-style collective heating" for hot water heating, and settled accounts based on the heating area, regardless of whether the user uses heat. Thi...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
1 Causes of problems with electric vehicle batteries
1.1 Caused by the battery itself
Why do we say that? In the previous issue, we learned about the working princi...[Details]
Lithium iron phosphate batteries are used as lithium-ion secondary batteries. Their main application is now in power batteries, which have great advantages over NI-H and Ni-Cd batteries.
Lithi...[Details]