LT3756IUD#TRPBF

LED Driver IC Overview

The LT3756IUD#TRPBF is a monolithic LED driver controller designed for high-voltage applications. It supports an input voltage range of 6V to 100V and can drive output voltages up to 100V. The device provides a typical output current of 10A and operates with a switching frequency between 100kHz and 1MHz. It features true color PWM dimming with a ratio of 3000:1 and supports both analog and PWM dimming methods. The component is housed in a 16-lead QFN package and functions within a junction temperature range of -40°C to 125°C.

LED Driver IC Feature Summary

• Supports wide input voltage range from 6V to 100V for flexible power supply configurations
• Enables high-precision constant-current and constant-voltage regulation for stable LED performance
• Provides true color PWM dimming capability with a 3000:1 ratio to maintain color consistency
• Integrates internal control circuitry to drive external N-channel MOSFETs efficiently

LED Driver IC Applications

• High-power LED lighting systems requiring wide input voltage tolerance
• Automotive exterior lighting applications demanding robust thermal operation
• Industrial illumination setups utilizing constant-current LED drivers
• Display backlighting solutions needing precise analog or PWM dimming control

LED Driver IC Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when ordering. Confirm that the I-grade designation meets the required operating temperature specifications for your application environment. Ensure compatibility with the 16-QFN footprint during PCB layout. Cross-reference the manufacturer's latest datasheet for any product change notifications or pinout updates before finalizing procurement.

LED Driver IC Selection Notes

Select this controller for designs requiring high input voltage handling up to 100V. Consider the 10A output current capability for driving high-power LED strings. Evaluate the need for true color PWM dimming if color accuracy is critical. Ensure the external component selection supports the 100kHz to 1MHz switching frequency range. Verify that the QFN-16 package fits within the available board space constraints.

LED Driver IC Part Context

This component belongs to the LT3756 family of LED driver controllers manufactured by Analog Devices Inc. It is part of the broader portfolio of power management ICs focused on lighting applications. The series includes variants such as LT3756EUD and LT3756IUD, differentiated by temperature grades and packaging options. These devices are engineered to simplify the design of complex LED driver topologies.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not provided in the source documentation. Users should consult official distributor databases for cross-reference data. Verify electrical parameters and pin compatibility before considering alternative components.