Manufacturer Part Number
LT3797EUKG#PBF
Manufacturer
Analog Devices, Inc.
Introduction
The LT3797EUKG#PBF is a high-performance, integrated circuit (IC) that functions as a DC-DC controller for driving multiple high-brightness light-emitting diodes (LEDs).
Product Features and Performance
Supports a wide input voltage range from 2.5V to 40V
Capable of driving up to three LED strings
Adjustable switching frequency between 100kHz and 1MHz
Supports both analog and PWM dimming
Integrated overcurrent, overvoltage, and thermal protection
Available in a compact 52-pin WFQFN package
Product Advantages
Flexible topology options including Flyback, SEPIC, Step-Down (Buck), and Step-Up (Boost)
Efficient LED driving with low external component count
Robust protection features ensure reliable operation
Key Technical Parameters
Input Voltage: 2.5V to 40V
Switching Frequency: 100kHz to 1MHz
Number of Outputs: 3
Dimming: Analog, PWM
Quality and Safety Features
Compliant with RoHS3 directive
Designed to operate in the -40°C to 125°C temperature range
Compatibility
Suitable for a wide range of automotive and lighting applications
Application Areas
Automotive lighting
General LED lighting
Product Lifecycle
Currently in active production
Replacement or upgrade options available from Analog Devices
Key Reasons to Choose This Product
Versatile and efficient LED driving solution
Robust protection features for reliable operation
Compact package design with low external component count
Wide input voltage range and adjustable switching frequency for design flexibility
RoHS3 compliance and extended temperature range for various application environments