[size=3]1. What is the function of adding a small resistor to the output of the op amp? [/size] [size=3] [/size] [size=3]Answer: The protection method for short-circuit of the op amp output is very si...
TPS92692-Q1 is an LED driver chip for automotive lighting. Since it can be designed into multiple topologies such as Boost, Buck-Boost, SEPIC, etc., it has been widely used in automotive LED lights.
T...
Although you and I are not masters of psychology, by mastering some techniques, we can also understand what is going on in other people's minds.
1. Talking and laughing: You will feel very relaxed and...
[size=4]Hello, everyone~~Did you have a good time during the holiday that just ended? In the past week, our forum has many new posts and activities. Come and have a look~[/size] [size=4] [/size] [size...
A citizen reported that she bought a financial product from a bank, but the actual income was very different from the high return promised at the beginning. The bank staff explained that financial pro...
Source: China Telecom Not long ago, the Xi'an Telecom Company in Shaanxi Province launched the "Number Best" service, proposing a new idea of "Visiting Xi'an" that "wherever there is a phone number, t...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]
The overall operating performance of an electric car depends first on its battery system and motor drive system. The drive system of an electric car is generally composed of three main parts: a con...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly, and the powertrain constitutes five inseparable production pr...[Details]
1 Causes of problems with electric vehicle batteries
1.1 Caused by the battery itself
Why do we say that? In the previous issue, we learned about the working princi...[Details]
Lithium iron phosphate batteries are used as lithium-ion secondary batteries. Their main application is now in power batteries, which have great advantages over NI-H and Ni-Cd batteries.
Lithi...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]