Datasheet Analog Devices LT3761-1 — Ficha de datos

LT3761/LT3761-1
60VIN LED Controller with
Internal PWM Generator
Features n n n n n n n n n n n n Description 3000:1 True Color PWM™ Dimming for LEDs
Wide VIN Range: 4.5V to 60V
Rail-to-Rail Current Sense Range: 0V to 80V
Programmable PWM Dimming Signal Generator
Constant Current (±3%) and Constant-Voltage
(±2%) Regulation
Analog Dimming
Drives LEDs in Boost, SEPIC, Inverting, Buck Mode,
Buck-Boost Mode, or Flyback Configuration
Output Short-Circuit Protected Boost
Open LED Protection
Adjustable Switching Frequency: 100kHz to 1MHz
Programmable VIN UVLO with Hysteresis
C/10 Indication for Battery Chargers
Low Shutdown Current: 100V with Ground
Referred Current Sense
n Grounded Anode LEDs
n Accurate Current Limited Voltage Regulators
n L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and
True Color PWM is a trademark of Analog Devices, Inc. All other trademarks are the property of …