Power management is a basic module in electronic systems. Smartphones, computers, and most electronic products we know need this module to realize their own functions. With people's pursuit of portabi...
Can anyone understand the PDF of the digital-analog chip WM8766? Because the remote control is broken, the 5-channel sound has become 3-channel, and the center and left and right channels do not sound...
As 5G wireless networks continue to evolve, the performance of the radio front end plays an increasingly critical role in the RF receiver signal path, especially for low noise amplifiers (LNAs). With ...
[i=s]This post was last edited by elec32156 on 2021-11-25 20:20[/i]The circuit is shown in the figure:
It is known that Rb = 10KΩ, Rc = 1KΩ, Vcc = 12V, Uz of Dz is 4V, Iz = 5mA, Izmax = 25mA; transist...
Inrush current refers to the peak current that flows into the power supply device when the power is turned on. Since the input filter capacitor charges quickly, the peak current is much larger than th...
CH579M provides 4 independent UARTs. By making good use of this resource, a small MCU can build a powerful system.
Here we use one of them to serially control the MP3 player module.
Since the baud rat...
Can a three-phase fully controlled bridge rectifier regulator be used on a half-controlled bridge?
In the excitation work of synchronous motors, the problem of parallel operation of different ...[Details]
1. AREA syntax format: AREA segment name attribute 1, attribute 2, ... The AREA directive is used to define a code segment or data segment. If the segment name starts with a n...[Details]
Analysis of Decryption and Encryption Principles of ATMEL 89C Series Microcomputers
Zhixin Technology is the most powerful decryption service organization for chip decryption, IC decryption, ...[Details]
LCR tester, L: inductance (in memory of physicist Heinrich Lenz), C: capacitance (Capacitor), R: resistance (Resistance), LCR digital bridge is an instrument that can measure inductance, capacitanc...[Details]
According to the information disclosed by the Science and Technology Innovation Board, China Micro Semiconductor (Shenzhen) Co., Ltd. submitted its registration to the China Securities Regulatory Com...[Details]
The life of an LED is inversely proportional to the temperature of its PN junction. In some high-power LED lampswith limited space The principle of this idea is explained below The main f...[Details]
According to foreign media reports, the price of the iPhone 14 series will increase compared to the iPhone 13 series. The specific prices are as follows: iPhone 14 is priced at US$799, iPhone 14 Max ...[Details]
South Korean electronics company Samsung and California-based Immersion have agreed to a settlement and global licensing agreement. The agreement, announced May 13, will resolve Immersion's global pa...[Details]
Isolation transformers are widely used in various low-voltage circuits to provide power for low-voltage equipment. When there are abnormal conditions such as overload or load short circuit, the tra...[Details]
Chapter 1 Introduction to C Language and Use of Turbo C
◎ Advantages of C language:
○ High efficiency: C language compiler will generate the smallest program code.
○ Portability/high ...[Details]
UK-based L-Charge will launch commercial operations of the world’s first mobile, ultra-fast, off-grid electric vehicle charging service in Amsterdam. The EV chargers on light trucks...[Details]
After the beginning of industrial society, the manufacturing industry has a huge demand for welding. Manual welding is labor-intensive and has a poor working environment, which has led to fewer and...[Details]
According to Juheng.com, Hon Hai's Industrial Foxconn, which is optimistic about the new infrastructure business opportunities, will join hands with CITIC and China Resources, two major groups, to jo...[Details]
With the advent of the 5G and AI era, new application scenarios have given rise to the demand for high-performance chips. However, at this time, the development of Moore's Law has gradually approache...[Details]
In DSP application systems, commonly used input and output devices are LED digital tubes and keyboards. The original data information is input through the keyboard, and the processing results of the s...[Details]