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Printed circuit board (PCB) is the support for circuit components and devices in electronic products. It provides electrical connections between circuit components and devices. With the rapid devel...[Details]
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At present, the LED fluorescent lighting market is relatively active, and LED driver power supply manufacturers are mainly divided into three categories: the first category is the factory that develo...[Details]
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1 Introduction
The author proposes a staggered parallel low-voltage high-current DC-DC converter, which uses a symmetrical half-bridge structure on the primary side and a current doubler recti...[Details]
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If we read industry magazines or look online, we might quickly get the impression that today’s world is digital and analog technology is a thing of the past. But is this really the case? Not really...[Details]
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On October 15, Xinxing Casting and Forging Co., Ltd. held a chairman's office meeting to convey and study the spirit of the group's work retreat and strategic seminar, thoroughly analyze the crises...[Details]
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introduction
In recent years, there are more and more car theft cases, which bring huge economic losses to people. Various car anti-theft devices have appeared on the market. This car anti-theft...[Details]
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Jiwei.com reported on March 9 that OnePlus Mobile announced today that the OnePlus 9 series new product launch conference will be held at 14:00 on March 24 at the Shanghai Oriental Sports Center. The...[Details]
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In the early telecommunication room, the 220V AC power supply was usually rectified to charge the 48V battery pack, and
the battery
pack directly powered the program-controlled switch. ...[Details]
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VCR TV on/off control circuit
This circuit detects the video signal from the VCR (camcorder). When the VCR is turned on, the video signal is amplified by C3-a and U3-b and drives Q1. This causes...[Details]
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In the digital industrial era,
80% of data and computing needs will be at the edge
. Edge computing meets a large number of differentiated needs in different aspects such as low latency, la...[Details]
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1 Performance characteristics and technical indicators
The monolithic switching power supply is a new type of switching power supply chip that became popular in the world in the 1990s, but the...[Details]
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Objective: To facilitate daily ECG monitoring, a portable ECG detection system was developed. The design of the amplifier circuit in this portable ECG detection system was introduced. Methods: Th...[Details]
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In less than a week, the number of upgraded users exceeded 10 million, and various institutions and companies have supported Huawei... Harmony OS 2 has brought a lot of good news just over a dozen da...[Details]
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Designing a buck converter is not an easy task. Many users want a box that takes a DC
voltage
into one end
and outputs another DC voltage out the other end. This box can take many forms, ei...[Details]
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This application note describes a simple, low-cost method for adding a sync signal to the green channel of a standard definition video signal.
In some video applications, the signal source out...[Details]
RF/Wirelessly
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