LT3496IUFD#PBF

LED Driver IC Overview

The LT3496IUFD#PBF is a high-efficiency LED lighting driver IC from Analog Devices, designed for driving high-current LEDs. It features three independent output channels capable of delivering up to 700 mA each. The device supports both Boost and Buck topologies, allowing flexible circuit configurations. It operates with an input voltage range of 3 V to 30 V and includes adjustable output voltage capabilities. The switching frequency is programmable between 330 kHz and 2.1 MHz. Packaged in a QFN-28 form factor, it functions within a temperature range of -40°C to +125°C.

LED Driver IC Feature Summary

• Integrates three independent current-regulated output channels for multi-string LED applications
• Supports versatile Boost and Buck converter topologies for diverse power stage designs
• Includes PWM dimming control interface for precise brightness adjustment
• Provides open LED protection to safeguard against fault conditions

LED Driver IC Applications

• High current LED lighting systems
• LED backlighting drivers
• General purpose LED illumination circuits

LED Driver IC Procurement Notes

Verify component authenticity through authorized distribution channels due to limited supply status. Confirm RoHS compliance details prior to integration. Ensure the specific ordering suffix matches design requirements as variations may exist within the product family. Cross-reference datasheet specifications against final application constraints to validate performance suitability.

LED Driver IC Selection Notes

Select this component when designing multi-channel LED drivers requiring independent regulation. The wide input voltage range suits various power sources. Consider the QFN-28 package for thermal management needs. Verify that the required switching frequency falls within the 330 kHz to 2.1 MHz programmable range. Ensure the application benefits from the integrated boost or buck topology options.

LED Driver IC Part Context

This part belongs to the LT3496 series of LED lighting driver ICs manufactured by Analog Devices. It is categorized under LED Lighting Drivers within the Driver ICs subcategory. The device is distinct from other PMICs like the LT3694 or clock synthesizers like the LTC6946, focusing specifically on high-current LED regulation rather than general power sequencing or frequency synthesis.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer resources for potential alternatives if this specific part number is discontinued or unavailable.