LT3744IUHE#PBF

$9.72

Description：IC LED DRIVER CTRLR PWM 36QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:982d3d3f9e5c Category: LED Drivers IC Brand: Analog Devices Inc.

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

LT3744IUHE#PBF is listed in the LED Driver IC range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC LED DRIVER CTRLR PWM 36QFN. Review the specifications below when checking this part for your BOM.

LED Driver IC specifications for LT3744IUHE#PBF

Description：IC LED DRIVER CTRLR PWM 36QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Type：DC DC Controller
Topology：Step-Down (Buck)
Internal Switch(s)：No
Number of Outputs：3
Voltage - Supply (Min)：3.3V
Voltage - Supply (Max)：36V
Voltage - Output：-
Current - Output / Channel：-
Frequency：1MHz
Dimming：Analog, PWM
Applications：-
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount
Package / Case：36-WFQFN Exposed Pad
Supplier Device Package：36-QFN (5x6)
Grade：-
Qualification：-

LED Driver IC datasheet and documents for LT3744IUHE#PBF

LT3744IUHE#PBF

LED Driver IC Overview

The LT3744IUHE#PBF is a fixed-frequency synchronous step-down DC/DC controller manufactured by Analog Devices Inc. Designed for high-power LED loads, it supports up to 20A continuous or 40A pulsed output current. The device operates with an input voltage range of 3.3V to 36V and features a switching frequency of 1MHz. It utilizes a 36-WFQFN (5x6mm) package with an exposed pad for thermal management. The controller supports analog and PWM dimming methods and functions within an operating temperature range of -40°C to +125°C.

LED Driver IC Feature Summary

Synchronous buck topology optimized for driving high-current LED loads
Supports both analog and pulse-width modulation (PWM) dimming techniques
Integrated thermal performance via exposed pad QFN packaging

LED Driver IC Applications

High-power LED lighting systems
Industrial illumination drivers
Automotive exterior lighting applications

LED Driver IC Procurement Notes

Verify the specific suffix #PBF indicates tube packaging when ordering. Confirm the 36-QFN footprint matches the PCB layout. Ensure the design accommodates the 1MHz switching frequency requirements for passive component selection. Check local distributor availability as supply status may vary.

LED Driver IC Selection Notes

Select this component for applications requiring precise constant current regulation for LEDs. The 36-pin QFN package suits designs needing efficient heat dissipation in compact spaces. Consider the 3.3V to 36V input range compatibility with available power sources. Evaluate thermal constraints given the high current capabilities.

LED Driver IC Part Context

This part belongs to the LT3744 family of LED driver controllers from Analog Devices. It serves as a core control element in step-down converter circuits dedicated to lighting. The device integrates essential control loops for stable operation under varying load conditions typical in professional lighting environments.