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2-1-1-1. Magnetization of the core of a single-excitation switching power supply transformer by pulse train
For the sake of simplicity, we equate the single-excitation transformer switchin...[Details]
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0 Introduction In recent years, low dropout regulators (LD0, Low Dropout Regulator), quasi low dropout regulators (QLDO, Quasi Low Dropout Regulator) and very low dropout regulators (VLD0, Very Low ...[Details]
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Recently I saw a report saying that LG's OLED TV has been mass-produced. This made me sigh at the progress of technology, and at the same time, I thought more of a Buddhist word: "reincarnation". As ...[Details]
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In order to achieve integration with the Internet,
the pace of
home appliances
adopting
Android
is accelerating. For manufacturers developing home appliances, Sony's information leak...[Details]
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When our business places orders with manufacturers, whether it is a Tektronix oscilloscope, a Keysight oscilloscope, or other hot-selling products, the delivery time is relatively long due to materia...[Details]
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1 Introduction A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into a corresponding angular displacement or linear displacement. It is an incremen...[Details]
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PLC control system is an electronic device designed for digital operation in industrial production and is the core of industrial control. Today's PLC is no longer limited to logic control, but also...[Details]
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Introduction Now that we are enjoying a "prosperous age", we should enter a "difficulty". Recently, Hurun Research Institute released the "2023 Hurun China Energy Private Enterprises Top 100" lis...[Details]
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Organic light-emitting diode (OLED)-based microdisplays have achieved high optical performance, with excellent contrast and large dynamic range, and low power consumption. They use a direct light-e...[Details]
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A new battle among memory manufacturers is quietly underway, and now SK Hynix has officially announced that it has begun using EUV lithography machines for flash memory chips. According to the offici...[Details]
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1. The following systems should pay special attention to anti-electromagnetic interference:
(1) Systems with extremely high microcontroller clock frequencies and extremely fast bus cycles.
(2) Sy...[Details]
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0 Introduction
LED dot matrix display is a new display method that integrates microelectronics technology, computer technology, and information processing. Due to its advantages such as lo...[Details]
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There are four common detection methods for the output voltage of the withstand voltage tester , including the electrostatic voltmeter method, the voltage transformer method, the voltage divider wit...[Details]
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Guizhou Huaxintong Semiconductor Technology Co., Ltd. held an internal communication meeting and announced that after careful decision by shareholders, the company will be closed on April 30 and all ...[Details]
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In the past two years, the competition in the projection industry has intensified. From technological innovation to marketing strategies, the competition among major projection companies has never ...[Details]
Making friends through disassembly
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