If an active clamp PWM controller (such as UCC2894) is then added, the overall efficiency of the LCDTV power system can be optimized because a series of well-defined functions realize zero current swi...
[i=s]This post was last edited by ltbytyn on 2014-1-4 22:38[/i] There are 4 loads in the demonstration, and the parameters of the 4 loads are set as follows. Branch 1: Low priority in automatic mode, ...
The following is a constant current circuit diagram of a charging circuit. During debugging, it was found that the 5th pin of the dual op amp IC could not be stabilized. After disconnecting R35, it be...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:10 [/i] The Definitive Guide to Op Amp, a super awesome book, sorry, I need a gold coin, because I need some gold coins to download the info...
This is the normal opening. Then I want to view the first layer, enter the shortcut key z1, as shown in the figure: . Check the z2, z3, z4 layers in turn, and finally when I want to return to the orig...
The seventh day of the seventh month of the lunar calendar is the traditional Chinese festival of the Han nationality. Because the main participants of the activities on this day are girls, and the co...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]