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1 Composition and working principle of constant current source The constant current source circuit is shown in Figure 1. In the figure, A is a high-precision op amp, Q1 and Q2 are power MOSFETs, and ...[Details]
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Recently, Hong Kong-listed Tonly Electronics Co., Ltd. released its 2019 interim results announcement. During the reporting period, the company's revenue reached approximately HK$10.24 billion, an i...[Details]
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PIC microcontrollers play an important role in both study and work. In previous articles, the editor has introduced the assembly instructions of PIC microcontrollers to help everyone better master PI...[Details]
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According to Guancha.com, after Biden announced "devastating" sanctions against Russia, foreign media reported that technology companies such as Intel, AMD, Lenovo, Dell, and Apple had stopped supply...[Details]
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Introduction: This paper analyzes the execution process of the MCS51 MCU accessing the external memory instruction MOVX, and introduces the four elements used by the 51 series MCU; analyzes the 51 MC...[Details]
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I spent a day at the auto show today. Since electric vehicles were promoted around smart cars this year, there were fewer electric vehicle platforms and battery technologies on display than in 2019. ...[Details]
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Background
Internal short circuit (ISC) is one of the main causes of thermal runaway (TR) of power batteries. Early diagnosis and early warning of ISC of power batteries through batter...[Details]
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In our lives, there are many tools that bring us a lot of convenience. Glass rotor flowmeters are widely used, and their flow technology and instrument applications are very important. Now I will int...[Details]
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*Program name: MAX7219 C language control program
*Program function: 3-wire serial control 8-bit common cathode di...[Details]
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Recently, after more than a year of scientific research efforts, Shandong CITIC Energy Technology Research and Development Center has successfully developed a clean and efficient rural high-tempera...[Details]
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In recent years, wireless technology has received more and more attention in the field of audio transmission, including Bluetooth, WIFI and 2.4GHz technology, which have developed rapidly. Among th...[Details]
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High-performance computing and artificial intelligence are forming two wings that promote the rapid development of the semiconductor industry. Faced with the challenge of Moore's Law approaching the...[Details]
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Once upon a time, cars were simple and crude industrial products like "four wheels and a sofa". There were no headrests or seat belts in the car, and active safety systems were even more unrealistic....[Details]
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An inverter, also known as an inverter power supply, is a current conversion device that converts DC power into AC power. A photovoltaic inverter is an inverter used in a solar photovoltaic power g...[Details]
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There are many ways to control voltage in industry. Here are some common methods:
Voltage Regulator
A voltage regulator is a device used to control voltage. It can adjust the in...[Details]