LT3478IFE#TRPBF

LED Driver IC Overview

The LT3478IFE#TRPBF is a monolithic LED driver IC manufactured by Analog Devices Inc., designed for high-performance lighting applications. It features a boost topology with a single output channel housed in a TSSOP-16 package. The device supports PWM dimming for brightness control and delivers an output current of 4.2 A. Operating within a wide input voltage range, it integrates true color PWM capabilities to maintain consistent color temperature during dimming cycles. The component is supplied in a reel format and complies with RoHS standards.

LED Driver IC Feature Summary

• Integrates true color PWM technology to preserve color consistency across varying brightness levels
• Provides high-efficiency boost conversion architecture optimized for driving multiple LEDs in series
• Supports precise digital-like brightness control through external PWM signal interface

LED Driver IC Applications

• General illumination LED drivers
• Automotive interior and exterior lighting systems
• Portable lighting devices requiring stable color output

LED Driver IC Procurement Notes

Verify the specific suffix TRPBF indicates tape and reel packaging configuration when sourcing components. Confirm that the IFE designation corresponds to the correct industrial temperature grade and TSSOP-16 EP package variant required for your PCB layout. Ensure compatibility with Analog Devices official datasheet specifications regarding thermal performance and electrical ratings before finalizing procurement orders.

LED Driver IC Selection Notes

Select this component for designs requiring high current drive capability with strict color fidelity requirements. The integrated boost converter simplifies circuit design by reducing external component count compared to discrete solutions. Consider the TSSOP-16 package constraints for thermal management and ensure the application environment supports the specified operating temperature range for reliable long-term performance.

LED Driver IC Part Context

This part belongs to the LT3478 family of mono LED drivers from Analog Devices. It complements other products like the LT3517IFE#TRPBF which offers lower current capabilities. The series focuses on providing robust solutions for LED applications where maintaining light quality during dimming is critical. It sits within the broader portfolio of power management ICs designed for efficient energy conversion.

LED Driver IC Replacement Considerations

LT3478IFE#PBF serves as the tube-packaged equivalent of the same functional device.