For Fixed Led Display for Outdoor, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our Fixed Led Display for Outdoor has been well received by many customers and enjoyed a good reputation in many countries. vegoo LED DisplayFixed Led Display for Outdoor have characteristic design & practical performance & competitive price, for more information on the Fixed Led Display for Outdoor, please feel free to contact us.
"Common cathode"is actually an energy-saving technology for LED display.Due to the different working voltages and currents required by the R ,G,B (red,green,blue)lamp beads, the current in the common cathode power supply mode will first pass through the lamp beads and then to the IC cathode .Reduce the forward voltage drop,reduce the on-resistance,and achieve the purpose of energy saving.
