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Although gallium nitride-based III-V semiconductors have some serious defects, such as high dislocation density and strong polarization effect, they have become a promising light source material. R...[Details]
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In the past, LED manufacturers have developed large-size LED chips to achieve their desired goals in order to obtain sufficient white light LED beams. However, in reality, when the applied power of w...[Details]
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The continuous development of smart buildings/homes/factories, personal Internet of Things (IoT), and smart healthcare is greatly changing people's work and life, providing comfort and convenience, r...[Details]
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The history of network analyzers was almost entirely created by HP.
In 1950, HP produced the 805A, a coaxial bridge operating at VHF (30MHz~300MHz), which for the first time provided a visual re...[Details]
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3W simple OCL power amplifier circuit composed of LM386
This circuit is an OCL power amplifier circuit composed of low-power integrated power amplifier LM386. The circuit structure is simple a...[Details]
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background
The State Council issued the "Consumer Goods Trade-in Action Plan" in early March 2015. Subsequently, local governments also formulated corresponding guiding policies based on this ...[Details]
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Multi-beam antennas improve wireless communication capabilities with enhanced spectrum efficiency and higher quality of service. One of the methods for designing such antennas involves spatial divi...[Details]
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The Arduino UNO R3 main processor ATMega328P has three types of memory inside the chip: data memory, program memory and electrically erasable programmable memory; each of them has different uses. ...[Details]
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In the daily work of dealing with instruments and instruments, we often come across the three terms calibration, calibration and calibration. What are the differences and connections between the thre...[Details]
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0 Introduction
The role of intelligent anti-theft alarm system in maintaining the property security of the country, the collective and individuals is becoming more and more important. Therefore, the...[Details]
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Unit series inverter
This is a circuit topology that has only been developed in recent years. It is mainly composed of three parts: input transformer, power unit and control unit. It adopts mo...[Details]
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On October 28, the successor to Redmi "Little King Kong" - Redmi Note 11 will officially debut. According to the pre-heating information and posters, the new Note adopts a trendy small vertic...[Details]
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When I first heard about the plan of 120GWh (LFP 60G+NCM 60G) in 2021, I personally tried to understand the possibility of this number actually being implemented. Because there is a difference of ...[Details]
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Recently, Tianfeng International analyst Ming-Chi Kuo predicted in a research report that Huawei's shipments in 2020 are expected to be about 230 million units, and 5G mobile phone shipments will be ...[Details]
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CW7900 is a single-chip integrated voltage regulator with fixed negative voltage output, and its maximum output current is 1.5A. The output voltage is 5~24V. The circuit has overcurrent, overheating ...[Details]
MCU
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