LT8393EUFDM#TRPBF

LED Driver IC Overview

The LT8393EUFDM#TRPBF is a synchronous four-switch buck-boost LED driver controller manufactured by Analog Devices. It operates with an input voltage range of 4V to 60V and supports output voltages up to 100V. The device features a programmable switching frequency between 350kHz and 2MHz, enabling optimized efficiency and component size for various lighting applications. It includes integrated low EMI features to meet regulatory requirements in sensitive environments.

LED Driver IC Feature Summary

• Synchronous four-switch buck-boost architecture for seamless mode transitions
• Integrated low electromagnetic interference (EMI) filtering capabilities
• Supports analog and pulse-width modulation (PWM) dimming methods

LED Driver IC Applications

• High-power LED lighting systems
• Automotive exterior lighting modules
• Industrial illumination fixtures

LED Driver IC Procurement Notes

Verify the specific suffix TRPBF indicates tape-and-reel packaging when ordering. Confirm the operating temperature range matches your environmental requirements. Ensure the QFN-28 package footprint aligns with your PCB layout constraints. Cross-reference the datasheet revision date to ensure compatibility with your design specifications.

LED Driver IC Selection Notes

Select this component when input voltage fluctuates significantly above or below the required LED string voltage. The wide input range accommodates battery-powered or automotive sources. Choose this controller for designs requiring precise current regulation without external sense resistors where possible. Evaluate thermal performance based on the expected load current and ambient conditions.

LED Driver IC Part Context

This part belongs to the LT8393 family of power management ICs designed specifically for LED driving applications. It complements other buck-boost controllers by offering specialized features for lighting control. The series is known for high efficiency and robust protection mechanisms suitable for demanding industrial and automotive sectors.

LED Driver IC Replacement Considerations

Check for direct pin-compatible alternatives within the same manufacturer's portfolio. Verify that substitute parts support the same 100V output capability and 2MHz maximum frequency. Ensure equivalent dimming control interfaces are available before finalizing any replacement strategy.