LT3795HFE#PBF

LED Driver IC Overview

The LT3795HFE#PBF is a DC/DC controller designed for LED lighting applications, supporting input voltages from 4.5 V to 110 V. It features integrated spread spectrum frequency modulation to reduce electromagnetic interference. The device supports analog and PWM dimming methods for precise light control. It operates within a junction temperature range of -40°C to +150°C and utilizes a 28-TSSOP package with an exposed pad for enhanced thermal performance.

LED Driver IC Feature Summary

• Integrated spread spectrum frequency modulation for EMI reduction
• Supports both analog and PWM dimming control methods
• Capable of regulating constant-current or constant-voltage outputs

LED Driver IC Applications

• High voltage LED driver circuits
• Industrial LED lighting systems
• Automotive exterior lighting applications

LED Driver IC Procurement Notes

Verify the specific suffix PBF indicates lead-free compliance and RoHS standards before procurement. Confirm the 28-TSSOP-EP package dimensions match your PCB footprint requirements. Ensure the supplier provides valid origin documentation to distinguish original components from potential substitutes. Check current availability status as supply levels may fluctuate.

LED Driver IC Selection Notes

Select this component when high input voltage capability up to 110 V is required for LED regulation. Consider the integrated spread spectrum feature if strict EMI limits are necessary without external filtering. Evaluate the thermal requirements of the TSSOP-EP package against your system's heat dissipation capabilities. Verify compatibility with your preferred dimming interface, whether analog or PWM.

LED Driver IC Part Context

This part belongs to the LT3795 family of DC/DC controllers manufactured by Analog Devices Inc. It is specifically optimized for driving LEDs in demanding environments. The HFE variant denotes the specific package and temperature grade configuration suitable for surface mount assembly.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Analog Devices resources for direct replacements or pin-compatible alternatives.