Description
The LT®3755, LT3755-1 and LT3755-2 are DC/DC controllers designed to operate as a constant-current source for driving high current LEDs.
Features
- n 3000:1 True Color PWM™ Dimming n Wide Input Voltage Range: 4.5V to 40V n Output Voltage Up to 75V n Constant-Current and Constant-Voltage Regulation n 100mV High Side Current Sense n Drives LEDs in Boost, Buck Mode, Buck-Boost Mode,
SEPIC or Flyback Topology n Adjustable Frequency: 100kHz to 1MHz n Open LED Protection n Programmable Undervoltage Lockout with Hysteresis n Improved Open LED Status Pin (LT3755-2) n Frequency Synchronization (LT3755-1) n PWM Disconnect Switch Driver n.