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Polarity conversion power supply circuit composed of ICL7660
As shown in the figure, this is a polarity conversion power supply composed of ICL7660 and two external capacitors. This power supply...[Details]
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Until now, the brake lights, turn signals, reverse lights and rear fog lights of cars have used 21W to 27W tungsten bulbs with a brightness of 280 to 570 lumens as light sources. Tail lights, parki...[Details]
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1. Introduction:
It is used to detect and resolve faults caused by software errors. When the counter reaches the set timeout value, a system reset will occur. Its features are: 1. The clock it us...[Details]
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1 Introduction 1.1 Introduction to Temperature Alarm Temperature alarm is an electronic product that uses DS18B20 to collect ambient temperature and a single-chip microcomputer to process data to a...[Details]
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Perhaps the most exciting development in the display industry in the last 50 years is the organic light emitting diode (OLED). Organic semiconductors are formed by aggregated amorphous molecules. T...[Details]
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Shanghai, China, May 24, 2021 - ViewSonic and JD.com jointly announced the launch of a new C2M customized 3600 ANSI lumen 4K projector PX701-4K Pro. JD.com has hundreds of millions of users. With t...[Details]
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According to foreign media reports, scientists at the University of California, San Diego (UC San Diego) have discovered a new negative electrode material that allows lithium-ion batteries to be safe...[Details]
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News on June 19, according to the Guangzhou Government website, on June 17, the 2023 China Nansha International Integrated Circuit Industry Forum opened in Nansha, Guangzhou. At the meeting, the pe...[Details]
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1 Introduction
One of the main development trends of modern switching power supplies is to improve the power factor of the input end of the AC/DC converter and reduce the harmonic pollut...[Details]
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Shanghai, December 30, 2022 /PRNewswire/ -- Delta, a global power and energy management company, has successfully cooperated with Indonesia's state-owned power company, Indonesia's national oil com...[Details]
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In late July 2024, the "Source-Grid-Load-Storage Integration" pilot project was launched in Luofu Town, Nandan County, where photovoltaic facilities and 220KV confluence stations were built. The pr...[Details]
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It was learned on April 19 that with the completion of deployment and debugging of the smart microgrid control APP in the smart distribution transformer terminal, the pilot substation of Shandong Q...[Details]
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tl431
lm285 385 or the like, 1.2V
The AD reference voltage requirement of STM32 is >2.4V
REF2930-3V costs more than 20 yuan, which is too high. Chaliyuan only quoted a few yuan. Is there a p...[Details]
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I will continue to introduce the W7100A function description, electrical characteristics, IR reflow temperature introduction (lead-free package) and package description.
9.2.3 IPRAW
IPRAW belon...[Details]
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AC power control circuit is an important part of modern power system, which involves the control and regulation of AC power. In practical applications, there are many control methods for AC power c...[Details]
RF/Wirelessly
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