LT3932EUFD#PBF

LED Driver IC Overview

The LT3932EUFD#PBF is a synchronous step-down LED driver IC manufactured by Analog Devices Inc. It features a single output capable of delivering up to 2A of current. The device operates with an input voltage range from 3.6V to 36V and supports switching frequencies between 200kHz and 2MHz. It offers both analog and PWM dimming capabilities for precise light control. The component is housed in a 28-QFN (4x5) package and is rated for an operating junction temperature range of -40°C to 125°C.

LED Driver IC Feature Summary

• Synchronous buck topology for high-efficiency LED driving
• Supports wide input voltage range suitable for various power sources
• Enables precise brightness control via analog and PWM dimming interfaces

LED Driver IC Applications

• General lighting systems
• Automotive interior illumination
• Industrial indicator lights

LED Driver IC Procurement Notes

Verify the specific suffix EUFD corresponds to the required 28-QFN package and lead-free compliance when sourcing. Confirm that the #PBF designation indicates RoHS-compliant packaging. Ensure the supplier provides official datasheets matching the Analog Devices part number to avoid counterfeit components. Check regional availability as distribution status may vary by location.

LED Driver IC Selection Notes

Select this component for applications requiring a single-channel, high-current synchronous buck converter. It is suitable where input voltages can reach up to 36V and output currents near 2A are necessary. Consider the thermal performance within the specified junction temperature range during design. Evaluate the need for PWM versus analog dimming based on system control requirements.

LED Driver IC Part Context

This part belongs to the LT3932 family of LED drivers designed for efficient power conversion. It serves as a dedicated solution for driving LEDs from higher voltage rails down to lower forward voltage requirements. The synchronous design improves efficiency compared to non-synchronous alternatives, making it appropriate for battery-powered or thermally constrained environments.

LED Driver IC Replacement Considerations

LT3932EUFD#PBF is functionally equivalent to LT3932EUFD-1#PBF. Verify pinout compatibility before substitution.