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Challenges of LED Power Supply As a new type of electric light source, LED has obvious advantages in making large luminous three-dimensional characters and luminous signs. It has low control volta...[Details]
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Urban water companies and the vast water supply industry normally use large-caliber water flow meters in the commercial trade settlement of water resources, such as purchasing water, distributing raw ...[Details]
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R1
1.5K ¼ W
R2,R3
0.1 Ohm 10 W
R4
270 Ohm ¼ W
R5
680 Ohm ¼ W
...[Details]
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Since China's National Development and Reform Commission released the "China Phase-out Roadmap for Incandescent Lamps", the roadmap stipulates that from October 1, 2012, the import and sale of 100-wat...[Details]
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When determining the UPS power, many users, due to financial troubles and lack of understanding of UPS power, often choose the UPS power based on the capacity of the current equipment in the comput...[Details]
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Introduction
With the continuous development of industrial automation, product quality monitoring and control methods have become an indispensable part of ensuring product quality standard...[Details]
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This program has been tested on STC89C52!
Crystal oscillator 11.05926,
occupying resources, external interrupt 1,
LCD1602, display decoding!
Serial communication baud rate 4800KBS;
...[Details]
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IC design industry members said that the demand boom has passed, and upstream and downstream companies are rushing to bargain prices in order to quickly reduce inventory. However, only TSMC remains u...[Details]
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In the power parameter measurement device, the power parameters come from the power grid with a strong interference source. At the same time, due to the influence of the mutual inductor and the ampli...[Details]
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Use high frequency When switching regulator , good Car Power PCB layout can provide cleaner output and simplify debugging in EMI testing. This article takes the MAX16903/MAX16904 switching regul...[Details]
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use Provide clock input for PIC microcontroller. The following circuit is the clock unit circuit of PIC microcontroller. Schematic Principle and technical indicators Resistor Rs is used to pr...[Details]
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question Connect 8 switches to the P2 port of the microcontroller, and connect 8 LED lights to the P0 port (P0 port is required to be connected to the anode of the LED). By controlling the 8 switches...[Details]
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He Yadong, spokesperson of the Ministry of Commerce, said on the 21st that the semiconductor industry is highly globalized. After decades of development, it has formed an industrial structure in whic...[Details]
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China Energy Storage Network News
: The 12th China International Energy Storage Conference speech transcript is as follows:
Li Hongwei
: Good afternoon, everyone! Let me introd...[Details]
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Transformer excitation inrush current is a transient current phenomenon caused by the saturation of the core magnetic flux during the transformer startup or switching process. The generation of exc...[Details]
Automotive Electronics
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