Manufacturer Part Number
LT3475EFE-1#TRPBF
Manufacturer
Analog Devices
Introduction
The LT3475EFE-1#TRPBF is a high-performance Power Management Integrated Circuit (PMIC) specifically tailored for driving LEDs.
Product Features and Performance
Highly efficient step-down (buck) DC DC regulator
Dual output channels for versatile LED driving
PWM dimming capability enhances dynamic control
Supports a wide input voltage range from 3.7V to 36V
Integrated switches to minimize external component count
Adjustable frequency from 200kHz to 2MHz for design flexibility
Compatible with automotive temperature requirements and standards
Product Advantages
Optimized for LED backlighting and lighting applications
Flexibility in design with variable voltage and frequency settings
Capable of driving up to 1.5A per channel, suitable for high-power LEDs
Automotive grade product indicates robustness and reliability in harsh environments
Key Technical Parameters
Type: DC DC Regulator
Topology: Step-Down (Buck)
Internal Switch(s): Yes
Number of Outputs: 2
Voltage - Supply (Min): 3.7V
Voltage - Supply (Max): 36V
Current - Output / Channel: 1.5A
Frequency: 200kHz to 2MHz
Dimming: PWM
Quality and Safety Features
Automotive grade compliance with stringent quality standards
Protection features inherent in design for LED driving safety
Compatibility
Surface mount compatible
20-TSSOP exposed pad package for efficient thermal dissipation
PWM dimming easily integrated with external controllers
Application Areas
LED Backlighting systems
General LED Lighting solutions
Automotive lighting
Product Lifecycle
Status: Active
This product is not reported to be nearing discontinuation, and potential replacements or upgrades have not been specified.
Several Key Reasons to Choose This Product
Highly versatile and suitable for various LED driving applications
Excellent thermal performance ensuring reliability in continuous operation
Broad compatibility with different power supply ranges, allowing use in many circuit environments
Ability to fine-tune operating frequency for optimized performance
Robust design capabilities that align with automotive industry standards
Efficient power management with integrated switches reducing overall system complexity