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Principle: The circuit characteristic is that the external input resistance is eliminated, thereby reducing the components. In order to stabilize the working point, two types of DC negative feedback ...[Details]
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A standard way to configure a backlight is to use two discrete devices: a 100 V MOSFET in a DPAK package, and a 100 V Schottky diode, also in a DPAK package. The high leakage current of the Schottky ...[Details]
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EMC testing is electromagnetic compatibility testing. EMC is the interaction between electrical equipment and its electromagnetic environment and other equipment. It is mainly a comprehensive assessm...[Details]
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In two days, Apple's spring conference will begin. This time, three products are basically confirmed - the 5G version of iPhone SE, the new iPad Air tablet and the Mac computer. However, Apple ...[Details]
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1. IntroductionLED
backlight
modules are divided into two categories according to the incident position of the light source: direct-type and side-entry. The direct-type is to
arrange
...[Details]
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Freescale and Khronos Group have jointly launched an automotive multimedia embedded microprocessor i.MX35 that integrates OpenVG hardware accelerator, becoming the world's first automotive multimedia...[Details]
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A stepper motor is a motor that converts electrical pulse signals into linear or angular displacements. However, the control of stepper motors is usually developed in assembly language or C languag...[Details]
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The serial port communication of MCS-51 microcontroller is introduced in every microcontroller book, which is nothing more than I/O port expansion, dual-machine communication, and multi-process...[Details]
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Recently, Daqing High-tech Industrial Development Zone and Beijing Mingxing Green Energy Chemical Technology Co., Ltd. signed the "Phase Change Energy Storage Material Project Cooperation Agreement...[Details]
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Field effect transistor is abbreviated as FET, which mainly works on the principle of field effect. The field effect is to change the direction or size of the electric field applied perpendicular...[Details]
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Leakage current refers to the current formed between mutually insulated metal parts in electrical equipment, or between live parts and grounded parts, through the surrounding medium or insulating sur...[Details]
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On September 26, Jintan District of Changzhou held a concentrated start-up ceremony for key projects in 2020 and a groundbreaking ceremony for the Jiangsu Guoxin Intelligent Equipment Project. Ther...[Details]
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Ericsson recently announced that it is working with MIT on two scientific research projects that will help build new network infrastructure to provide better hardware support for the next generation ...[Details]
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Millimeter wave radar refers to radar that works in the millimeter wave band. The radar transmits radio waves to the surrounding area and measures and analyzes the reflected waves to calculate the di...[Details]
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OPPO is preparing its Reno7 series, and contrary to previous predictions, OPPO will not bring a Reno7 Pro+ model, but will see the low-end Reno7 SE, and keep the Reno7 Pro at the top of its ser...[Details]