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The IGBT module is a modular semiconductor product that is packaged by an IGBT (insulated gate bipolar transistor chip) and a freewheeling diode chip (freewheeling diode chip) through a specific circ...[Details]
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LED modularization becomes a trend and street lights are widely used
Although the standards for the introduction of light-emitting diodes (LEDs) into street lights have not yet been complete...[Details]
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On August 31, the 2021 China Huangshi New Economy Development Cloud Investment Promotion Conference was officially held. According to a message released by Huangshi, 15 cooperation projects were form...[Details]
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Chips are usually regarded as a synonym for integrated circuits. On a chip the size of a fingernail, there are tens of millions to billions of components, which is like dancing on the tip of a needle...[Details]
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1. Performance indicators of D/A converters
(1) Resolution. Resolution is a description of the sensitivity of the D/A converter to changes in input quantity, and is related to the number of bits...[Details]
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Ultrasonic level meter installation principles 1) The distance from the probe emitting surface to the lowest liquid level should be smaller than the measuring range of the selected instrument. ...[Details]
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General Motors Co.’s Cruise announced in June that it would delay plans for a driverless taxi service that it had previously said would debut in 2019. But the setback did not stop its more than 1,000...[Details]
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1. Introduction
This paper takes Freescale's car model as the object and designs a two-wheeled vehicle self-balancing control system with Freescale's microcontroller MC9S12XS128 as the core.
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The current probe is compatible with most oscilloscopes on the market. In order to measure the current accurately and conveniently, the parameters of the oscilloscope need to be set. This article...[Details]
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The correctness of the system theory of hybrid power factor correction and its practicality are analyzed based on the basic circuit of the power factor correction device. Based on the Buck-boost ci...[Details]
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Traditionally, devices connected to a network need to be connected via at least two types of cables. One is the Ethernet cable for transmitting data and the other is the power cable for power supply....[Details]
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The automobile engine tachometer introduced in this example is made of single junction transistors and integrated operational amplifiers as the main components. Circuit working principle: The au...[Details]
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Description of the program: Keeping pace with the rapid development of portable electronic products while focusing on their own stringent quality standards and vehicle life cycle requirements is a ...[Details]
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The design given in this article uses a single power supply, which can solve the above problems and reduce product costs. At the same time, the design also uses a simple and practical algorithm in an ...[Details]
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EPCOS is now offering EPCOS snubber circuit capacitors specifically designed for the Velaro high-speed train. The Velaro series was designed by Siemens for the Chinese state-owned railways. Th...[Details]
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