LT8393EUFDM#PBF

LED Driver IC Overview

The LT8393EUFDM#PBF is a synchronous four-switch buck-boost LED driver controller manufactured by Analog Devices Inc. It supports an input voltage range of 4V to 60V and delivers up to 100V output. The device operates at switching frequencies between 350kHz and 2MHz, with a maximum supply current of 4mA. It features a TSSOP-28 package and functions within a temperature range of -40°C to +125°C.

LED Driver IC Feature Summary

• Synchronous four-switch buck-boost topology for high efficiency across wide input-output differentials
• Integrated low EMI design to minimize electromagnetic interference in sensitive applications
• Supports PWM dimming control for precise brightness regulation
• Includes open LED protection to safeguard against fault conditions

LED Driver IC Applications

• LED lighting systems requiring high voltage outputs
• Industrial illumination drivers
• Automotive exterior lighting applications
• High-brightness LED arrays with variable input sources

LED Driver IC Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm the specific suffix matches the required package and tape/reel specifications. Request official datasheets and test reports to ensure compliance with operational standards before integration into final designs.

LED Driver IC Selection Notes

Select this controller when designing LED drivers that require high output voltages up to 100V from lower input sources. Consider its wide operating frequency range for optimizing external component sizes. Ensure thermal management aligns with the TSSOP-28 package capabilities and the specified junction temperature limits for reliable long-term operation.

LED Driver IC Part Context

This component belongs to the LT8393 series of LED driver controllers. It shares architectural similarities with other Analog Devices buck-boost solutions but is specifically optimized for LED applications. The series emphasizes low EMI performance and robust protection features suitable for demanding lighting environments.

LED Driver IC Replacement Considerations

LT8393EFE#PBF offers similar functionality in a TSSOP-28 package. LT8393JUFDM#PBF provides equivalent electrical characteristics in a QFN-28 package. Verify pin compatibility and thermal requirements when substituting these variants.