As shown in the picture, what are the functions of the two capacitors in the red box?
Improve the common mode rejection ratio of high frequency noise? . ....
[i=s]This post was last edited by chrisrh on 2019-1-18 10:32[/i] [font=Tahoma]I have been a bit busy recently and haven't written a review for a while. [/font] [font=Tahoma]I have some time these two ...
Vienna rectifier power topology is used in high power three-phase power factor (AC-DC) applications such as off-board EV chargers and telecom rectifiers. The control design of the rectifier can be com...
[i=s] This post was last edited by nettui on 2019-4-17 21:24 [/i] [p=32, null, left][color=rgb(51, 51, 51)][font="]The 89c52rc model development board of stc has a crystal oscillator of 12m. This is b...
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On March 14, the top technology event in the global home appliances and consumer electronics industry - China Home Appliances and Consumer Electronics Expo 2024 (AWE2024) opened at the Shanghai New...[Details]
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Maintenance precautions for UPS power supply
The maintenance and use of UPS power supply are inseparable. There should be scientific usage and correct maintenance methods to achieve high utili...[Details]
When testing a fractional frequency synthesizer, a loop filter circuit and a voltage-controlled oscillator must be connected externally to form a complete phase-locked loop circuit. The design of the...[Details]
This is a traffic light program I wrote myself out of boredom a few days ago and implemented it on a 51 microcontroller. Basic timed traffic light switching is implemented, changing the traffic lig...[Details]
1. Introduction
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1 Introduction
A switching power supply is a power supply that uses modern power electronics technology to control the time ratio of the switch transistor to turn on and off to maintain a stable ...[Details]
Japan has recently accelerated the development of 5G networks, and telecom operators have simultaneously developed high-frequency 28GHz bands and bands below 6GHz. Compared with the 3.5GHz band used ...[Details]
The JTAG interface mainly includes the following four pins: TMS, TCK, TDI, TCO and an optional pin TRST, which are used to drive the circuit module and control the execution of specified operations...[Details]
1 Overview
73K222AL is a K series single-chip modem recently launched by TDK. It is an integrated circuit chip specially used to match microcontrollers to form long-distance data communication...[Details]