Digital tube driver/LED driver

16-bit PWM Control Constant Current Low Power Consumption

Single Stage Primary Control Mode LED Driver IC with PFC

External MOS/5A,Dimming ratio 65536:1,1‰深度调光@20K,超低压差1.5V恒流

TM1649 is a special circuit for LED digital tube driver and control with 8 touch keys and 8 normal keys Operating voltage range: 3.3V~5.5V Display mode 15 segments×8 bits Supports 8 touch keys and 8 normal keys scanning (8×1)