[color=blue][size=4][b]After tomorrow, we will say goodbye to 2012 and welcome the brand new 2013~~~ No matter how much reluctance or reluctance there is in the past year, let it pass away with time! ...
Question: There are two types of high-speed optocoupler 6N136, one white and one black. After measuring the resistance, I found that the internal circuits are different. Are there any differences in a...
[b]Line-finding sensor[/b]The line-finding sensor is a sensor similar to the one in the picture above, usually composed of an infrared transmitting tube and a receiving tube. Its output signal is a sw...
Now many people use L6561 or SA7527 for single-stage PFC flyback isolation. SA7527 has been used in
I haven't tried the 24w one, or anything higher.
But some friends like to use non-isolated ones and ...