For offline power supplies, the flyback topology is a reasonable solution. However, if the end application of the design does not require isolation, the offline inverted buck topology has higher effic...
The integrated operational amplifier circuit is mainly composed of four parts: , , , and . The bias circuit provides. The symbol of the integrated operational amplifier circuit is ------...
[size=4][color=#000000] Obtaining the trade secrets of other businesses by unfair means is a common unfair competition behavior. On the 17th, the Supreme People's Court of China issued the "Interpreta...
[size=4] This is an ON multi-way switch. During use, I found that the input and output are not rail-to-rail. This is not specified in the manual. [/size][size=4] For example: when VCC=5V, for example,...
Yesterday I turned it intoI spent more than ten hours testing the soldering and then put it on itTesting the pass and fail information of the IC, I closed my eyes and saw only thread ends[[i] This pos...
[b][color=rgb(51, 51, 51)][font=微软雅黑] [/font][/color][color=rgb(51, 51, 51)][font=微软雅黑][size=12pt]Some people think that the heating of LED light strips is a quality problem, but this is wrong. Althou...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[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]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]
With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
0 Introduction
PROFIBUS is an open digital communication system with a wide range of applications, which has been included in the international standards IEC 61158 and IEC 61784. Since the gen...[Details]
Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
Energy Infrastructure?
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