I would like to ask what does Ground plane removed under Vin- mean in this picture? Does it mean that V- should be separated when laying ground in PCB design? Why should it be separated?...
USB audio solution, USB sound card solution1. Product description
ATE1133 is a chip that includes an audio codec, a HIFI-level single microphone input, and a stereo headphone output solution. It integ...
Customers often ask us, because the terminal is used in a harsh environment and is basically constantly vibrating, what kind of LCD screen should be used for a long time in a vibrating environment?
Wh...
Welcome the New Year, everyone has a happy New Year~ I am here to report to the admin~ I started working today~ After the New Year, what new developments are there in the evaluation industry? Let's ta...
The NTC on the expansion board is connected to the A0 interface of the development board, which corresponds to the PA3 pin, the ADC of the 8th channel.
This time we use the ADC_MultiChannelSingleConve...
There are 4 MEMORY MODELs to choose from in the drop-down menu: ‹mods0, ‹modsl0, ‹ mods2, ‹mods3, ‹mods4, ‹mods5, ‹mods6, ‹mods7, ‹mods8, ‹mods9, ‹mods10, ‹mods11, ‹mods12, ‹mods13, ‹mods14, ‹mods15,...[Details]
The most discussed product this week is the iPhone 11 series released by Apple. There are three phones in the series. Because the upgrade did not exceed the expectations of the outside world, the tri...[Details]
On the 24th of this month, Xiaomi 9 Pro was officially released. What’s interesting is that such a 5G mobile phone was reduced in price in disguise as soon as it was released. Currently, China Mobile...[Details]
1 Introduction
With the rapid development of computer systems and communication equipment, the application scope of uninterruptible power supply (UPS) is becoming wider and wider. The demand...[Details]
At the 2019 IMT-2020 (5G) Summit held today, the IMT-2020 (5G) Promotion Group recognized the core companies that have made outstanding contributions to China's 5G technology R&D and testing. Unisoc ...[Details]
On September 5, Garmin announced the launch of the Garmin Dash Cam™X series of high-quality dashcams, providing drivers with a covert electronic witness tool to record driving conditions anytime, a...[Details]
It is reported that US chip giant Qualcomm was recently sued by British consumer rights agency Which, accused of abusing its dominant position in the patent and licensed chip market. Which, the ...[Details]
With the development of 5G communication technology, the power consumption of 5G base stations and terminals has increased. The high integration of equipment has put forward higher performance requir...[Details]
Maxim announced a pair of feature-rich, high-performance, and scalable power management ICs (PMICs) to help mobile product designers maximize performance per watt of power consumption while improving...[Details]
Meeting the ever-increasing technical requirements of new energy vehicle power systems Nexperia , an expert in basic semiconductor devices, announced that it will deepen its cooperation with Unite...[Details]
Over the weekend, I would like to spend some time to sort out and summarize the situation of power batteries in the first half of 2021. It is divided into two parts. The first part today (Part 1) mai...[Details]
Working principle of DC reduction motor
A DC geared motor is an electric motor that converts DC electrical energy into mechanical energy. Its working principle is to use the principle of elect...[Details]
1 Introduction
At present, people have higher and higher requirements for the quality of life. When people are busy with work, soymilk machine is a new type of household beverage machine. It uses so...[Details]
ROHM, a world-renowned semiconductor manufacturer headquartered in Kyoto, Japan, will participate in the world's leading trade fair and conference for electronic components, systems, applications a...[Details]
PCB Design
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