LT3964RUHE-1#TRPBF

LED Driver IC Overview

The LT3964RUHE-1#TRPBF is a dual synchronous step-down DC/DC converter designed for LED lighting applications. It features an I2C interface allowing operation as both a constant-current and constant-voltage source. The device supports a wide input voltage range and offers switching frequencies between 200kHz and 2MHz. Each channel delivers up to 2A of output current. It operates within a junction temperature range of -40°C to 150°C and supports both analog and PWM dimming methods.

LED Driver IC Feature Summary

• Dual synchronous buck topology with integrated I2C control interface
• Supports independent constant-current and constant-voltage regulation modes
• Enables high-efficiency internal switching with wide input voltage compatibility
• Provides comprehensive protection including overtemperature shutdown

LED Driver IC Applications

• General purpose LED illumination systems
• Industrial lighting fixtures
• Medical equipment lighting

LED Driver IC Procurement Notes

Verify the complete part number LT3964RUHE-1#TRPBF against official Analog Devices documentation to ensure correct suffix identification. Confirm package type and reel specifications match project requirements. Cross-reference datasheet revisions for any updates to electrical characteristics or pinout configurations before finalizing procurement orders.

LED Driver IC Selection Notes

Select this component when dual-channel LED driving with precise digital control via I2C is required. Ensure the application demands synchronous buck conversion for improved efficiency. Verify that the operating frequency range of 200kHz to 2MHz aligns with external component selection constraints. Confirm thermal management capabilities meet the 150°C junction temperature requirement.

LED Driver IC Part Context

This part belongs to the LT3964 family of dual synchronous LED drivers from Analog Devices. It shares architectural similarities with other members like the LT3964-1 but may differ in specific packaging or trim options. The series is characterized by its integration of power switches and control logic for compact LED driver designs.

LED Driver IC Replacement Considerations

Direct substitutes include LT3964RUHE-1#PBF for tube packaging. Evaluate LT8374 for synchronized frequency applications. Consider LT3964-1 for similar functional performance with potential package variations. Verify pin-to-pin compatibility and electrical parameter alignment before substitution.