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The device uses 5 minutes as a timing unit and can last up to 1 hour. It uses a 3V battery as the power source and has a buzzer alarm. The power consumption is about 6mA when working (using AT89C...[Details]
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Although the 48V system is something that most car companies are calling for, Buick and Chevrolet use it more in China. In Europe, except for German car companies that are really urgent, most other c...[Details]
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There are many reasons for loss in the distribution network, among which line loss and network loss are the two most important ones. This paper first introduces the theoretical calculation method o...[Details]
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Introduction: This paper discusses the detailed design methods of each unit circuit of the programmable broadband DC power amplifier in combination with the design scheme and existing problems of gen...[Details]
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Affected by the COVID-19 epidemic, the power load of the East China Power Grid is at a relatively low level during the same period, and the peak load regulation and new energy power consumption of ...[Details]
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1. Chip heating
This is mainly for
high-voltage
driver
chips with built-in
power
modulators
. If the chip consumes 2mA of current and 300V of voltage is applied to the c...[Details]
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In the recently approved appearance patent, Apple hopes to introduce the "grater" design on the iMac to the iPhone to better dissipate heat. Although this design is controversial, it has also...[Details]
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On the evening of April 28, Silan Microelectronics disclosed its first quarter report. The company achieved operating income of 1.475 billion yuan in the first quarter, a year-on-year increase of 113...[Details]
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NI proposed the concept of virtual instruments in the 1970s. Virtual instruments are computer instrument systems designed by users on a computer-based platform, with virtual panels and software to im...[Details]
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In recent years, with the steady improvement of semiconductor integration and functionality, continuous improvement of simulation models, continuous structural changes, etc., the performance of elect...[Details]
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Today I will mainly introduce digital tubes. In fact, after learning about light-emitting diodes, digital tubes are not difficult to understand, because the two are originally connected. First, let's ...[Details]
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LED display screens
are increasingly appearing in people's vision, and
LED lighting
has also been tried on some main roads
.
LED street lamps
, so what condition...[Details]
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On July 22, the first day of the mid-summer heat, at 13:11, the power load of Shandong power grid reached 83.117 million kilowatts, breaking the historical peak of 81.653 million kilowatts in 2018....[Details]
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On the evening of February 16, Yunnan Yunnan Tianhua Group, Enjie Co., Ltd., and Yiwei Lithium Energy simultaneously issued announcements that the three companies signed the "New Energy Battery Full ...[Details]
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1. For PIC, the configuration of the status word is particularly important, which directly affects the normal operation of the MCU; 2. Take PIC18F45K22 as an example, open mplab8.92, 3. We can ...[Details]