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There are three main dimming methods at present, namely: analog dimming, PWM dimming and thyristor dimming. When using thyristor dimming to dim LED replacement lamps, the existing dimmer circuit ca...[Details]
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The automatic emergency light introduced in this example does not work when there is light during the day or at night. It can automatically light up when the light is turned off at night or when th...[Details]
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The role of acoustic emission waveform analysis technology in composite material failure evaluation
This paper introduces some characteristics of acoustic emission signals in thin plates and the ba...[Details]
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I don't know how you learned 51, anyway, I learned it by fooling around. Now, to develop products with 51, you must make full use of its internal resources. The main frequency and resources are not a...[Details]
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Diodes Incorporated Launches Small-Size 3.8V-32V Step-Down Converter to Support High-Efficiency Automotive PoL Applications
Diodes Incorporated (Diodes) has launched a number of syn...[Details]
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This article aims to make some preliminary analysis of the Shanghai new energy vehicle registration status released in July, as well as the new energy vehicle data in various dimensions in July. S...[Details]
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As of March this year, the new round of power system reform has been going on for five years. To summarize the progress of the reform and analyze its effectiveness, we need to face up to the comple...[Details]
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No one would dispute that test cost has become a major issue in chip design. But what is puzzling is the magnitude of the problem, not only because test cost is the largest component of chip cost in s...[Details]
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The Internet of Things (IoT) and artificial intelligence (AI) are changing industries and society, making automation possible in daily life, while unlocking concepts and functions that were difficul...[Details]
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In the future, cars and machines will be equipped with more and more safe and comfortable driving assistance devices. Comprehensive sensing is essential to support multiple uses such as motion detect...[Details]
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1 Introduction
LEDs are widely used in all walks of life today, whether in display, lighting, or communications. However, in common light-emitting devices, the light output efficiency is greatly...[Details]
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AVC – Features circuit that automatically controls the volume line. It provides an output voltage of approximately 4 volts peak to peak. This voltage remains relatively constant over input voltages...[Details]
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1. Design ideas
When designing a power-on delay reset circuit, the rise time of the power supply voltage VDD and the start-up time of the oscillator must be considered. The rise time of the power...[Details]
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Driven by the energy-saving trend, digital power supplies have entered mainstream markets such as PC and communications, and are gradually penetrating into other electronic fields. Since digital ...[Details]
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Soft starters and frequency converters are two different electrical devices that have different characteristics and performance when starting motors. This article will introduce the starting torque...[Details]