[color=#333333]Using lm2596 to stabilize 5V, why is the power supply voltage pulled down from 12V to more than 3V? The small light bulb cannot light up and cannot output 5V[/color]...
Electronics Engineer
Job Responsibilities:Develop electronic test system solutions based on customer testing requirements, including instrument selection and function definition of each module.
Comple...
It says here that the value of C2 is calculated from the cutoff frequency of the filter. Then conversely, can I use R2 and C2 to build a filter with other frequencies? For example, choose a suitable R...
Recently, I have seen many students asking how to learn single-chip microcomputers. From my learning experience, single-chip microcomputers are mainly about practice. When the teacher set up the labor...
I have a question. I use the method shown in the figure to drive the relay. Now the relay terminal is short-circuited and the transistor is burned. I don't know why? Is there any protective measure? T...
The Web2.0 trend has led to the rise of a large number of small and medium-sized websites, but it has also caused them great troubles. Because of the sharp increase in website traffic and the unpreced...