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This time, we will start with the LC compound type EMI filter series.
＜When C and L are combined, the insertion loss will decrease sharply＞
Previously, we introduced that the insertion lo...[Details]
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On the evening of May 30, Wang Wei, vice president of realme and president of realme global product line, posted on Weibo using realme's new mobile phone. When interacting with netizens, Wang W...[Details]
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As the leading screen manufacturer in China, BOE has had a very ambiguous relationship with Apple in recent years. Apple has always had very strict requirements on its supply chain, which also indire...[Details]
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The telephone callback device is controlled by a single-chip microcomputer and has the advantages of simple circuit, reliable contact and easy use.
1. Working Principle
The circuit is sho...[Details]
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Ripple is the core indicator of power supply, but how to accurately measure ripple is a widely ignored issue. Maybe you think it is just AC coupling of oscilloscope and then point the probe on the po...[Details]
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"Good morning. It is 7:00 AM in Malibu and the weather is 72 degrees with scattered clouds. Surf conditions are fair with waist to shoulder high lines. High tide is at 10:52 AM". Every time I hear ...[Details]
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Recently, Jon Prosser, a well-known technology blogger, revealed that Apple is testing new Face ID hardware. Even with a mask on, the new hardware can perform face recognition. According to the expos...[Details]
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LED light sources
have long service life, energy saving, simple and convenient application, and low cost, so they will be widely used in home lighting. The technology of LED light sources is ...[Details]
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Here I would like to share with you the function library of playing music scores for 51 single-chip microcomputer: /**************************************************** SOUND PLAY ...[Details]
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1 Overview
PHILIPS 51LPC series microcontrollers currently include seven models, P87LPC760/1/2/4/7/8/9. 51LPC provides high-speed and low-speed crystal oscillator and RC oscillation modes, whi...[Details]
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HP held the "New Office, Print Legends" 2019 HP Enterprise Laser Printer Autumn New Product Launch Conference in Beijing, launching 36 "Legend" series enterprise laser printers/all-in-ones, including...[Details]
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Current sense resistors are available in a variety of shapes and sizes and are used to measure current in many automotive, power control, and industrial systems. When using very low value resistors (...[Details]
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“In relatively traditional and innovative fields, if you have one or two killer weapons, you can conquer the world.” “Involution only occurs where there is no innovation.”
In the face of the c...[Details]
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High power factor fluorescent lamp electronic ballast circuit using LJ6585D
The high power factor fluorescent lamp electronic ballast circuit composed of L6585D is shown in Figure 3. ...[Details]
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With sensors ranging in cost from $15 to $1, automakers wonder how many sensors are needed for a vehicle to be fully autonomous. These sensors are used to collect data about the surrounding environ...[Details]
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