Let me explain the purpose. Input AC power from J3 and control the on/off of the MOS tube to control the current at output. Is there any problem with this design? Also, what are the functions of R13 a...
I allow you to enter my world, but I don't allow you to walk around in my world.. 1. Be good to yourself, because life is short; be good to the people around you, because you may not meet them in the ...
In AD, if you want to avoid green paint inside the circle on the top surface of the circuit board, should you draw a solid circle or a ring on the TOPSOLDER layer? As shown in the figure below...
[align=left]While browsing Tianya, I saw someone post an article about how engineers interview. It was written quite well and covered all aspects, including career planning, resume writing, face-to-fa...
How can I get the interrupt request generated by the timer to respond to my own program? I want to use the timer to execute a program I wrote when the specified time arrives. How can I get the timer's...
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
The active power loss of the power transformer includes two parts: transformer no-load loss and transformer load loss. Under a certain load, the active power loss of the transformer can be expresse...[Details]
0 Introduction
For a long time, rats have caused great trouble to family life and agricultural production. However, existing mechanical methods, chemical methods and biological control methods all h...[Details]
The USB interface design of the digital synthesis sweeper is divided into two parts: hardware and software. The hardware includes the main body of the sweeper and the USB interface. The design uses Ph...[Details]
At present, there are many existing automotive bus standards, among which the CAN bus and J1850 are widely used. These buses all use special data harnesses, and the requirements of the ECU units of...[Details]
In production enterprises, fans and pumps are widely used. Their
electricity
consumption and throttling losses of valves, baffles and related equipment, as well as maintenance and repair...[Details]
Traditional single-chip microcomputer system development is always inseparable from simulators and programmers. With the rapid development of electronic and computer technology, single-chip microco...[Details]
The RS-485 standard is widely used in industrial control, power communication, intelligent instruments and other fields. However, in field environments such as industrial control, the situation is ...[Details]
Most lighting designers believe that all
LED
products are of the same quality. However, there are many manufacturers and suppliers of LEDs, and Asian manufacturers supply low-cost LEDs to...[Details]
Introduction
In recent years, with the rapid development of China's automobile industry and the substantial increase in the number of automobiles, automobile detection technology has also mad...[Details]
This application note describes how to correct and reduce the errors caused by the test fixture when measuring component S parameters. The fixture mentioned here consists of a microstrip PCB with S...[Details]
Analog electronics
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