In 2019, we ushered in the first year of the 5G era. I believe everyone has seen a lot of news about 5G, so what kind of talents are needed for the realization and further widespread application of 5G
[i=s] This post was last edited by stm32f103vct6 on 2018-4-24 11:27 [/i] [backcolor=white][font=Tahoma, Helvetica, SimSun, sans-serif][size=12px] STM32 charges the battery by modulating the PMOS tube
14 series and 14 parallel, isolated output constant current 420ma constant voltage 50V, one string of lights flashes, the othersThe lights are all normal, what's the problem? Is it the problem of the
I encountered several 27V switching power supply failures. One was that the switching power supply sparked during operation. Then when I turned it on again, there was no output. The fan was running no