Home / Constant Current Driver / Sumacro SUM2033 Sumacro SUM2033 Category: Constant Current Driver Brand: Sumacro Description Description 16-Channel FM-PWM Constant current 1~32 scan LED driver with programmable low knee voltages and true color Related products Chipone ICND2038S / ICN2038S Constant Current LED Driver Read more Macroblock MBI5124 Read more Macroblock MBI5153 Read more Chipone ICND2053 / ICN2053 Read more