LT3795IFE

LED Driver IC Overview

The LT3795IFE is a DC/DC controller designed for regulating constant-current or constant-voltage outputs, primarily intended for driving LEDs. It operates with an external low-side configuration and supports PWM dimming. The device features a switching frequency range of 1000 kHz and includes true color PWM dimming capabilities. It offers open LED protection and C/10 battery termination functionality. The component operates within a temperature range of -40 to 125 °C and has a typical output current capability of 10 A.

LED Driver IC Feature Summary

• Supports true color PWM dimming for precise LED control
• Includes open LED protection mechanisms
• Features C/10 battery termination capability

LED Driver IC Applications

• LED lighting driver circuits
• Constant-current LED regulation
• Constant-voltage LED regulation

LED Driver IC Procurement Notes

Verify the specific suffix (e.g., #PBF vs #TRPBF) against the required packaging format, as these denote different shipping configurations rather than functional differences. Confirm availability status directly with authorized distributors, as supply levels may vary. Ensure the selected package type matches the PCB footprint requirements. Cross-reference the datasheet revision date to ensure compatibility with current design standards.

LED Driver IC Selection Notes

Select this controller when high-frequency operation at 1000 kHz is required to minimize passive component size. Consider its suitability for applications needing true color PWM dimming accuracy. Evaluate the need for open LED protection and battery termination features in the target system design. Ensure the external component selection aligns with the 10 A output current specification and the specified operating temperature range.

LED Driver IC Part Context

This component belongs to the Analog Devices LED driver family, specifically engineered for high-performance lighting applications. It integrates advanced control features such as spread spectrum modulation and resistor-set frequency adjustment. The device is part of a series that emphasizes efficiency and reliability in LED driving scenarios, offering robust protection features essential for long-term operational stability in demanding environments.

LED Driver IC Replacement Considerations

Check for pin-compatible alternatives within the same manufacturer's portfolio if supply constraints exist. Verify that any substitute maintains the 1000 kHz switching frequency and true color PWM dimming support. Ensure the replacement component meets the same thermal and electrical specifications for the intended application.