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With the development of my country's economy and the progress of science and technology, the application of AC variable frequency speed regulation is becoming more and more extensive. Among various...[Details]
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Industry insiders revealed that Taiwan's 6-inch wafer foundries such as Mosel Semiconductor, Nuvoton Technology, and Epistar are expected to remain fully loaded at least in the first half of this yea...[Details]
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1 Introduction
When a power failure occurs in a light rail vehicle, in order to ensure normal ventilation and passenger safety in the vehicle, the main circuit in the front-stage DC/DC conver...[Details]
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1. Real-time clock PCF8563
PCF8563 is a low-power CMOS real-time clock/calendar chip. It provides a programmable clock output, an interrupt output and a power-off detector. All addresses and d...[Details]
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III-nitride semiconductor
materials
are widely used in violet, blue, green and white light-emitting diodes,
ultraviolet
lasers
for
high-density
optical
storage
, ultravi...[Details]
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According to Reuters, on July 1, MKS Instruments, a US semiconductor equipment manufacturer, announced that it would acquire Atotech Ltd, a German specialty chemicals manufacturer, for approximately ...[Details]
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With the rapid development of the electronics industry, the demand for small DC motors is increasing. This type of DC motor often needs to be tested for its current and speed before leaving the factor...[Details]
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Today we will look at the forward and reverse control circuit of a DC motor. First, let's analyze the circuit diagram.
The circuit diagram is divided into three parts, the rectifier ...[Details]
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On November 6, Tianma Microelectronics held the 2024 Tianma Microelectronics Global Innovation Conference in Xiamen, and released new technologies in the fields of Micro-LED, OLED, technology platf...[Details]
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Pinout and package type of voltage regulator
The basic application of linear integrated voltage regulators is briefly introduced (taking 78XX as an example). Figure 3-1 shows the pinout an...[Details]
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1 Analysis of the adaptability of relay protection settings of 35KV substations under special weather conditions
1.1 Weak feed adaptability of line protection
During the ice disaster, due to l...[Details]
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introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) tec...[Details]
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Digital power supply is different from common analog power supply. The former uses digital PWM, a smaller chip integrating digital MOSFET and DRIVER, and a smaller digital inductor array, with multip...[Details]
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Due to the difference in power systems, the "three electrics" of electric vehicles replace the fuel tank, engine and gearbox of traditional fuel vehicles. They mainly include the big three electric...[Details]
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A multimeter is a commonly used measurement tool that can be used to measure parameters such as voltage, current, and resistance. However, for the measurement of temperature sensors, a multimeter m...[Details]
Sensor
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