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An ultrasonic probe is a sensor that generates ultrasonic waves and receives their echoes. An ultrasonic probe can convert electrical energy into sound energy, and can also convert sound energy int...[Details]
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Temperature detection and control systems have been widely used in industrial production, scientific research and daily life. Directly affected by the measurement temperature control, a series of ...[Details]
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TE Connectivity (TE) recently completed a "cloud signing" with the China Airshow, confirming its attendance at the 13th China International Aviation and Aerospace Exhibition (hereinafter referred to ...[Details]
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According to foreign media reports, Tesla's Shanghai factory did not resume work as scheduled on the 6th after taking a holiday on May 1st, and the shutdown will continue until the 9th. "At pr...[Details]
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In the above figure, we circled some key components, namely, PWM controller chip (PWM Controller), MOSFET driver chip (MOSFET Driver), MOSFET of each phase, choke of each phase (Choke), elect...[Details]
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Sony Chairman Kazuo Hirai announced that he will retire on June 18 this year, ending his 35-year career at Sony, and will continue to serve as a senior advisor to Sony. Hirai stepped down as S...[Details]
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In today's society, the differentiation of lighting environment requirements of various media devices has further promoted human exploration of how to use various high-brightness LEDs for lighting....[Details]
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Hybrid electric vehicle (HEV) and electric vehicle (EV) power electronics are designed to provide power from a high voltage battery (400V/600) to a low voltage battery (12V) in normal operating mod...[Details]
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1 System hardware design
The system structure is shown in Figure 1. The 51 series single-chip microcomputers AT89C55 and AT89C51 produced by ATMEL are used as the core, of which the host uses...[Details]
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First, connect the voltage stabilizer input to the distribution board, and install a fuse that meets the power protection rate of this instrument on the user's distribution board to ensure power safe...[Details]
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Using the common 555 time-base integrated circuit as a bistable switch has the advantages of simple circuit, reliable operation and large output current. It can directly drive relay loads and contr...[Details]
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State Grid Corporation of China recently issued the Arrangements for Key Reform Tasks in 2020 (hereinafter referred to as the "Arrangements") and the Notice on Key Work Tasks in 2020 (hereinafter r...[Details]
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At present, mainstream servo drives all use digital signal processors (DSPs) as the control core, which can implement relatively complex control algorithms and realize digitalization, networking an...[Details]
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The figure shows the series use of SW399. At this time, two SW399 share a set of power supply, and the output voltage of SW399 with double output voltage is about VO=14V.
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LIS2DW12 is an ultra-low power 3D accelerate sensor in ST's second-generation MEMS family. It is often used in miniaturized wearable products such as rings and headphones. Among them, implanting 3D...[Details]
PCB Design
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