How knowledgeable are you? What kind of electronic device is this (the IC circled in the picture below)? It is used in the power supply. Is it an inductor?
I've seen it before, don't know what it was....
The following represents personal opinions, which may not be completely objective. What I received is the F103 development board. The board is not big and is a black development board. I don't like bl...
1. Main features of choppers The main features of choppers are as follows: (1) There is a single brake chopper available for each power range, and no parallel connection is required; (2) It can be ...
[i=s]This post was last edited by qwqwqw2088 on 2022-7-18 09:08[/i]There are often different opinions on whether copper should be placed at the bottom of the inductor of a DC/DC power supply. One view...
Summarize the tips for improving the efficiency of lighting driver power supply during this period: 1. The main current loop PCB should be as short as possible. LAYPCB experience and layout...[Details]
Cambrian Technology, a "China Science" company, is an AI chip design company. Originally a "unicorn" that had nothing to do with the automotive industry, it called out the slogan of "entering the fie...[Details]
On the eve of the Spring Festival, many
industrial robot
companies released their 2023 financial report forecasts. After experiencing the critical period of economic recovery in 2023, the p...[Details]
The cable length from the inverter to the motor needs to be considered in the selection process, including cable material, cable cross-sectional area, cable length, and the distance between the inv...[Details]
OnePlus’ new phone, OnePlus Nord, has been teased for some time, but the release date has remained undecided. According to a now-deleted tweet from tipster Ishan Agarwal, the OnePlus Nord will be ...[Details]
Hoerner's Law
This method reduces the number of multiplication calculations and can greatly reduce the calculation time for computers.
long double horner_role(double a ,int n,double x) ...[Details]
At present, cars have not only changed in terms of power sources, driving methods and driving experience, but the cockpit has also bid farewell to the traditional boring mechanical and electronic spa...[Details]
CISSOID, NAC and Advanced Conversion join forces to develop high power density SiC inverters
Mont-Saint-Guibert, Belgium/Bare, USA – June 23, 2022 – CISSOID, a leader in high-tempera...[Details]
In electric vehicles , achieving reliable energy density requires batteries of a certain size and weight. In addition, battery degradation during the charging cycle is also a critical issue because o...[Details]
The traditional experimental method for demonstrating electromagnetic induction in physics teaching uses many instruments, is complicated to operate, and the experimental phenomenon is short and no...[Details]
Usually, the switching transistor of the switching buck converter is connected in series in the circuit, while the switching transistor of the switching boost converter is connected in parallel w...[Details]
Orifice flowmeter, also known as differential pressure flowmeter, is composed of a primary detection device (throttling device) and a secondary device (differential pressure transmitter and flow displ...[Details]
Requirements
Oscillation
Period T = 1~10S, select resistance and capacitance parameters, and draw a connection diagram.
Solution
The circuit is shown in Figure 9-4. ...[Details]
In the past two years, the competition in the projection industry has intensified. From technological innovation to marketing strategies, the competition among major projection companies has never ...[Details]
Power technology
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