LT3761IMSE-1#PBF

LED Driver IC Overview

The LT3761IMSE-1#PBF is a DC/DC controller designed for LED lighting applications, operating as a constant-current source and constant-voltage regulator. It supports multiple topologies including Boost, Buck, Buck-Boost, Flyback, and SEPIC. The device features an input voltage range of 4.5 V to 60 V and operates at a switching frequency up to 1 MHz. It provides a maximum output current of 10 A and includes programmable internal PWM dimming signals. The component is housed in a 16-lead MSOP package and functions within a temperature range of -40°C to +125°C.

LED Driver IC Feature Summary

• Supports versatile converter topologies including Boost, Buck, Buck-Boost, Flyback, and SEPIC configurations.
• Features programmable internal PWM dimming signal generation for precise LED control.
• Capable of operating as both a constant-current source and a constant-voltage regulator.

LED Driver IC Applications

• LED lighting driver circuits
• General-purpose DC/DC conversion systems
• Battery-powered equipment requiring flexible topology support

LED Driver IC Procurement Notes

Verify the specific suffix #PBF indicates lead-free compliance when sourcing. Confirm the MSOP-16 package dimensions against your PCB footprint requirements. Ensure the input voltage supply remains within the 4.5 V to 60 V operational limits during system integration. Cross-reference the datasheet for thermal management guidelines given the surface-mount packaging.

LED Driver IC Selection Notes

Select this controller for designs requiring high input voltage tolerance up to 60 V. It is suitable for applications needing integrated PWM dimming without external generators. Consider the 1 MHz switching frequency for compact passive component sizing. Evaluate the 10 A output capability against load requirements to ensure adequate headroom.

LED Driver IC Part Context

This component belongs to the LT3761 family of LED controllers manufactured by Analog Devices Inc. It is part of a series designed for high-performance LED driving applications. The IMSE-1 designation specifies the industrial temperature grade and specific pinout configuration within the broader product line.

LED Driver IC Replacement Considerations

LT3761AIMSE#PBF is a verified substitute within the same family offering similar functionality and pin compatibility.

LED Driver IC FAQ

Does the LT3761IMSE-1 generate its own PWM dimming signal?

Yes, it features a programmable internal PWM dimming signal generator.

What converter topologies are supported by this controller?

It supports Boost, Buck, Buck-Boost, Flyback, and SEPIC topologies.