Key points to pay attention to in the design of electronic ballasts Designers of fluorescent lamp electronic ballasts often pay more attention to the power factor, harmonics,lamp current peak ratio an
Regarding the problem of electricity theft, it seems important to prevent it through meter reading. I will discuss this in another thread. Personally, I think the biggest difficulty in preventing elec
I would like to ask the experts a question. How to deal with the idle IO ports of the microcontroller? I have seen various opinions on the Internet. Some say to set it as input and connect a resistor
I have two power supplies, with output voltages of 24V and 15V respectively. How can I make these two power supplies power a 5 ohm load at the same time?
With the World Expo, Asian Games and the promotion of the "Ten Cities, Ten Thousand Lights" policy, the demand for LED market has increased greatly. According to the person in charge of the Guangdong