LT3795HFE

LED Driver IC Overview

The LT3795HFE is a high-performance LED driver IC from Analog Devices, designed for applications requiring high efficiency and wide input voltage ranges. It operates with an input voltage range of 4.5 V to 100 V and supports switching frequencies between 100 kHz and 1 MHz. The device features analog and PWM dimming capabilities and is housed in a 28-lead TSSOP package with an exposed pad. It is rated for operation at temperatures up to 150 °C.

LED Driver IC Feature Summary

• Supports wide input voltage range from 4.5 V to 100 V
• Enables precise control via analog and PWM dimming methods
• Operates with adjustable switching frequency from 100 kHz to 1 MHz

LED Driver IC Applications

• Automotive LED lighting systems
• Industrial illumination fixtures
• High-power density LED drivers

LED Driver IC Procurement Notes

Verify the specific suffix (e.g., PBF vs TRPBF) to confirm packaging type, as these denote different shipping formats rather than functional differences. Ensure the component meets the required thermal specifications for your application environment. Cross-reference the datasheet for exact pinout and electrical characteristics before integration.

LED Driver IC Selection Notes

Select this component when designing circuits that require handling high input voltages up to 100 V while maintaining efficient LED regulation. Consider the 28-TSSOP-EP package for its thermal performance and space constraints. Evaluate the need for analog or PWM dimming compatibility with your system's control interface.

LED Driver IC Part Context

This part belongs to the LT3795 family of LED drivers manufactured by Analog Devices. It is categorized under PMIC LED drivers and is engineered for robust performance in demanding environments. The HFE variant specifically denotes the lead-free and halogen-free compliant version available in the TSSOP package.

LED Driver IC Replacement Considerations

Check for direct substitutes within the LT3795 series or other Analog Devices LED drivers with similar voltage and current ratings. Verify pin-to-pin compatibility and electrical parameter alignment before replacing.