Author: Hardy Zhou
In terms of motor sensorless control algorithm, TI provides eSMO sliding mode observer to calculate the motor rotor angle. In terms of application, TI provides eSMO lib file and rel...
MOS tube gate drive circuit
question
1. Why can the existence of Q2 accelerate the discharge of Q gate input capacitance?
2. What is the function of D1? Is it to accelerate the conduction of Q?...
"Data Structures in Embedded System Software Design" starts from the actual hardware environment of embedded systems, uses easy-to-understand language instead of boring and difficult theoretical expla...
It's still a boost problem. The unit price of lithium battery 4.2V is boosted to 50VMicrochip's MCP1651 and 1665 seem to be able to achieve this (external MOS, frequency reaches 750K), but they are ou...
Packaging and testing process, intelligent dry pump monitoring, AI equipment and labor safety monitoring
Improving productivity, quality and safety in semiconductor manufacturing
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On March 10, Counterpoint Research released a global mobile phone market statistics report for the fourth quarter of 2020, pointing out that in the Asian smartphone market in the fourth quarter of la...[Details]
The oval gear flowmeter adopts the volumetric principle and is suitable for measuring the flow of various viscous liquids, heavy oil, polyvinyl alcohol, resin and other high viscosity media. The a...[Details]
1. Hardware Solution This system uses 51 single-chip microcomputer to control infrared temperature sensor to perform non-contact temperature detection and display, which can realize rapid measurement...[Details]
The basic concept of servo is accurate, precise and fast positioning. Frequency conversion is an essential internal link of servo control, and frequency conversion also exists in servo drives (for ...[Details]
1 Introduction
The front stage uses 220V AC grid to rectify and provide DC, which is a basic current conversion scheme widely used in power electronics technology and electronic instruments....[Details]
According to Yonhap News Agency, a survey by South Korean energy market research company SNE showed that LG Chem, Samsung SDI and SK innovation accounted for a total of 30.8% of the global market for...[Details]
Most of today's Android phones use 8G or 12G RAM, but many consumers still think that 6G or even 3G iPhones are smoother to use. The smoothness of IOS is mainly due to the integrity of Apple's top-to...[Details]
Charging piles are devices that serve as a source of energy for electric vehicles and are related to the car-using experience. With the increase in the number of new energy vehicles, more and more pe...[Details]
Not long ago, Intel announced that it has joined the PyTorch* Foundation as a Premier member and looks forward to collaborating with leading companies in various industries on the open source PyTorch...[Details]
Regarding the design of the VCC winding of a low-power flyback power supply, the overall reliability of the circuit is very important. In my opinion, the VCC design parameters directly affect the pow...[Details]
With the rapid development of electronic technology, digital integrated circuits have been widely used, and digital chips have penetrated into various fields of production and life. Correspondingly...[Details]
Contents The invention relates to a gas flow meter, in particular to a Roots gas flow meter. Background of the Invention In the gas transmission and distribution industry, Roots gas flowmeter is a ...[Details]
The typical RCD absorption circuit is shown in the figure: The following figure shows the work analysis process of RCD absorption: t0-t1: Forward conduction time. When Vds is slightly le...[Details]