See a battery switching circuit, as shown below,
1. Q1 and Q2 are NMOS tubes, Q3, Q4 and Q5 are PMOS tubes, and D1 is a diode.
2. BAT1 and BAT2 are batteries. The capacity of BAT2 is larger than that ...
I am using the SPI function of JN5148 and recently encountered a problem. After configuring the SPI function, I wanted to observe the waveform of the clock signal with an oscilloscope, but no waveform...
[i=s]This post was last edited by qwqwqw2088 on 2014-8-14 01:01[/i] 1. Comparison of solutions: To compare, we use webench software to design a cost-effective LM3488 boost solution with similar functi...
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
In camera and display systems, the demand for high-performance and low-power data interfaces is driving continuous technological evolution. The evolution of MIPI D-PHY and MIPI C-PHY clearly ...[Details]
Most cameras on the market use chips manufactured by Japanese companies like Sony, Sharp, Panasonic, and LG. South Korea now has the capability to produce chips, but the quality is somewhat inferio...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
With the rapid development of the automotive industry, automotive requirements for control, communication, and network management are becoming increasingly stringent. Hardware platforms based on 32...[Details]
The basic structure of the power grid dispatching automation system includes three parts: control center, master station system, plant terminal (RTU) and information channel. According to the diffe...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[Details]
Silicon carbide (SiC) power switching devices are becoming a popular choice for industrial battery applications due to their ability to achieve faster switching speeds and superior low-loss operati...[Details]
The functions are still useless. When will it be able to be clearly distinguished from smartphones?
Most consumers categorize their smartwatch purchases as a desire to try something new. A sig...[Details]