TM1810

Characteristic description Single-channel LED Constant Current Driver Chip TM1810 TM1810 is a special circuit for single-channel LED (Light Emitting Diode) constant current driver; LED high-voltage drive circuit is integrated in TM1810; and constant current illumination control is realized by connecting periphery with LED. The product is characterized by excellent performance, simple connection and reliable quality. SOT-23 or TO-92 package type is adopted. Functions and characteristics High-voltage power CMOS technology is adopted; Withstand voltage at output port is 24V; Any peripheral device is needless; Current constant of TM1810-2 is 18mA （±3%）; Current constant of TM1810-3 is 30mA （±3%）; Package type is SOT-23 TO-92. Internal structure diagram @Titan Micro Electronics V1.4 -1www.titanmec.com Pin information Single-channel LED Constant Current Driver Chip TM1810 GND 3 TM 1810 12 NC OUT SOT-23 TM 1810 123 NC OUT GND TO-92 Functions of pin Symbol NC OUT GND SOT-23 TO-92 1 1 2 2 3 3 Name of pin Introduction Empty pin No internal connection LED drive Control output of lighting LED; connecting LED output cathode to the pin Logic ground Connecting to system ground As an electrostatic sensitive device, integrated circuit can generate a lot of static electricity easily in dry season or dry environment; electrostatic discharge is likely to damage integrated circuit, so Titan Micro Electronics suggests adopting all suitable electrostatic preventive measu...