In a 24V system, I use PMOS as a switch, and occasionally the PMOS will be damaged.
I originally thought it was an accident, but later found out it was a design problem.
This is the circuit diagram of...
Working principle of infrared thermometer (reprinted from gkong.com) Understanding the working principle, technical indicators, environmental working conditions, operation and maintenance of infrared ...
The oximeter is a common portable medical electronic product. It is not big in size and has few functions, so it is not difficult to develop. However, although it is small, it has all the necessary fu...
When I first started working, I used one screen, which was quite inconvenient to be honest. When I was looking at documents for comparison, I always had to use half of the screen or switch the screen,...
The main problem that IGBT needs to solve in application is how to provide relatively complete protection for IGBT in the case of overcurrent, short circuit and overvoltage. Overcurrent fault genera...[Details]
1. Introduction to I2S
I2S stands for Inter-IC Sound, Integrated Interchip Sound, or IIS for short. It is a digital audio transmission standard defined by Philips in 1986 (revised in 1996) for...[Details]
PWM DC voltage controlled
high brightness LED
dimming
Summary: This LED driver circuit includes a hysteretic controller U1 (MAX16820), associated power devices and a cont...[Details]
According to Jiwei.com on March 18, Meizu Technology’s official Weibo account announced a good news earlier, that is, the Meizu 18 series will open 2K+120 frame dual-opening mode through OTA. Now Wan...[Details]
For a truly immersive VR experience, being able to accurately track the user's position and movement is crucial, so major manufacturers have invested a lot of effort in tracking, and Facebook is no e...[Details]
USART can use interrupts and polling, or use a buffer as an upper layer interface ***************************************************************** //CPU:mega32 //Compiler:iar //USART general progra...[Details]
Most of the current hardware solutions for satellite remote sensing image compression systems are based on high-performance programmable logic devices (FPGAs) . However, the cost of the entire syst...[Details]
Simulate I2C to test the reading and writing of 24C128 #define GPIO_PORT_I2C GPIOH/* GPIO port*/ : #define I2C_SCL_PIN GPIO_Pin_4/* GPIO connected to SCL clock line */ #define I2C_SDA_PIN GPIO_Pin_5/...[Details]
The basic requirements for chassis tuning are as follows:
① Preparation and inspection of the test vehicle: the tire pressure and positioning parameters reach the designed state, the vehicle p...[Details]
Some predict that the world's energy demand is likely to exceed the energy supply. The U.S. Department of Energy estimates that the total energy consumption in the United States is expected to incr...[Details]
Abstract: This article introduces the charge-coupled device CCD and its noise impact mechanism under low illumination conditions, and analyzes the possibility of noise elimination from the persp...[Details]
In accordance with the relevant provisions of the "Operational Procedures for the Special Support Plan for Integrated Circuits of the Shenzhen Municipal Bureau of Industry and Information Technology"...[Details]
Translated from - semiwiki Telsa Motors' stock skyrocketed, shocking and surprising all observers. Short sellers took a multi-billion dollar hit, and then they became concerned about the German Gig...[Details]
The electric vehicle industry has another big news. On Chery Technology DAY, CATL and Chery Group jointly announced that Shenxing super-chargeable batteries will be launched in Chery Xingtu Xingxing ...[Details]
On October 19, the CHIPOL GUANGAN ship docked at Dachan Bay Terminal successfully left the terminal after loading 105 world-class containerized energy storage system units (i.e. energy storage cabinet...[Details]
Analog electronics
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