Underwater exploration is not only time-consuming and expensive, but it is also often dangerous—and life-threatening. But that is changing quickly with advances in robotic underwater vehicles (ROV) te...
BQ25618/9 is a three-in-one (protection, charging and boost) IIC control switch charging chip specially developed by TI for TWS earphone charging case.
BQ25618 and BQ25619 have the same specifications...
I often use chips from foreign semiconductor manufacturers at work, but with the rapid rise of domestic chips, I am looking forward to having the opportunity to experience domestic chips up close. Thi...
How is impedance matching determined in a circuit? When I looked at some circuits, they said that the impedance matching resistor is 50Ω, and some are 75Ω. I looked up information online, but I still ...
Optical fiber communication plays an increasingly important role in the field of modern communications. It is widely used in engineering construction because of its characteristics of large bandwidth...[Details]
Researchers at the Polytechnic University of Madrid have examined the feasibility of storing electricity generated by rooftop solar as heat that can be used to generate electricity when the sun is ...[Details]
The internal 128K low-speed clock of stm8s105k6 needs to be used, and the debugging is not very smooth, so I would like to record it. Switch from the internal 16M clock to the internal 128K clock, ...[Details]
Android phones collectively enter the 12GB era This day has finally come. After three years of staying in the 8GB RAM era, the Android camp has once again taken a big step forward. According to Digit...[Details]
Narrow pulse high speed peak hold circuit
Function of the circuit
The peak hold circuit introduced in "6-6" has a high conversion speed and a large drive current in its OP amplifier A1. Howeve...[Details]
Brushless DC motor (BLDC) is a motor with high efficiency, high reliability, low noise and low maintenance cost. Due to its excellent performance, it has been widely used in many applications, such...[Details]
With the rapid development of technology, more and more eye-catching products are coming out.
According to Japanese media reports, a research team at Osaka University in Japan has successfu...[Details]
On December 25, Nanyang Technological University (NTU) in Singapore and startup company EtaVolt jointly developed a high-intensity illumination technology that can rejuvenate solar cells and slow d...[Details]
From
the working principle of
LED
, we know that the wafer material is the core part of LED. In fact,
the main
optoelectronic
parameters of LED, such as wavelength,
brightn...[Details]
The magnetic flap level gauge is a typical liquid level measuring instrument. There are many forms, and according to the different installation methods, it is mainly divided into two forms: side-mo...[Details]
The above picture is a Proteus simulation picture. The digital tube is a common anode digital tube, the inverter is 74HC14, the resistor is 10K, the crystal oscillator is 12MHZ, and the resistors...[Details]
Recently, news has been exposed about BOE's roll-up screen prototype, which can realize the stepless enlargement or reduction of the screen through a switch. According to the information curren...[Details]
Emerging trends address the growing demand for automation, digitalization, and sustainability. Automated guided vehicles (AGVs) and autonomous mobile robots (AMRs) automate material handling in war...[Details]
1 Introduction
There are currently five challenging issues with switching power supplies, one of which is whether they can be miniaturized. An important way to miniaturize switching power supplie...[Details]
Recently, I have not been able to understand the concept of drivers very well. Sometimes I can get a feel for it by combining some USB examples written by others, but because the ARM system does no...[Details]
Power technology
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