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As shown in the figure, this is the temperature control circuit of the breeze ceiling fan. It consists of a temperature measurement control circuit and a step-down rectifier power supply circuit. T...[Details]
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The structure of switching power supply
Commonly used switching power supplies are mainly used to provide DC power for electronic devices. The DC voltage required by electronic devices general...[Details]
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LED
is a solid
semiconductor
light source
based on the principle of electroluminescence
. It has many advantages, such as rich colors, compact size, high
brightness
, long life,...[Details]
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IR's IRS29751/2 is a self oscillating half-bridge driver IC for DC-DC resonant converter applications, especially the LLC resonant half-bridge converter. The frequency and dead time can be programmed ...[Details]
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CompoSecure, a pioneer in metal card, security and authentication solutions, selects Ellipse’s card verification technology based on ST energy harvesting security microcontrollers to launch the first...[Details]
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UPS power supply testing generally includes two types: steady-state testing and dynamic testing. Steady-state testing is to test the phase voltage, line voltage, no-load loss, power factor, effici...[Details]
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1. Introduction
The switching elements of high-power power electronic devices in power systems are mainly thyristors and GTOs. However, with the advent of bipolar power transistors and...[Details]
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Battery-powered sensor networks usually operate in remote environments that are inaccessible to humans, such as volcanic areas and war zones. It is usually impossible to replace or recharge the power...[Details]
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Many electronic designers know the role of filter capacitors in power supplies, but the filter capacitors used at the output end of switching power supplies are not the same as those used in ind...[Details]
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LED applications have expanded to various fields, including LCD backlight, mobile phone backlight, signal lights, artistic lighting, architectural lighting, stage lighting control, home lighting,...[Details]
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Gesture interaction has been a hot topic in the field of human-computer interaction in recent years. In particular, it uses cameras to capture gesture information in a non-contact manner, and
t...[Details]
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Circuit principle: The integrated circuit charger, as shown in the figure, is a constant current charging circuit composed of a three-terminal voltage regulator (LM317). Since the potential differ...[Details]
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In today's information age, as people's requirements for system performance and cost control continue to increase, embedded systems have gained more and more favor with their excellent cost-effecti...[Details]
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With the progress of automobile industry and electronic technology, the number of on-board electrical equipment is increasing day by day. Traffic police vehicles have put forward new requirements f...[Details]
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1 Introduction
We have studied the basic characteristics of domestic SITH devices and developed four driving circuits. Driven by these four circuits, SITH devices have achieved a switching spe...[Details]