LT3796IFE-1#PBF

LED Driver IC Overview

The LT3796IFE-1#PBF is a DC/DC controller from Analog Devices designed for constant-current and constant-voltage regulation, suitable for driving LEDs and charging batteries. It operates with an input voltage range of 3V to 100V and supports output currents up to 10A. The device features a switching frequency adjustable from 100kHz to 1MHz and includes analog and PWM dimming capabilities. It is housed in a 28-pin TSSOP package with a junction temperature range of -40°C to 125°C.

LED Driver IC Feature Summary

• Dual current sense amplifiers with reporting functionality
• Independent top gate enable pin for flexible control
• Supports True Color PWM dimming with high ratios
• Programmable open LED protection with VMODE flag

LED Driver IC Applications

• High power LED drivers
• Lead acid battery chargers
• Lithium-ion battery chargers
• Super capacitor chargers

LED Driver IC Procurement Notes

Verify component authenticity through authorized channels due to limited supply status. Confirm the specific suffix matches the required independent gate enable feature. Check for recent product change notifications regarding manufacturing updates. Ensure compatibility with existing thermal management designs for the TSSOP package.

LED Driver IC Selection Notes

Select this model when an independent top gate enable pin is required for specific topology configurations. Compare against standard LT3796 variants if shared gate control suffices. Consider the wide input voltage range for automotive or industrial applications. Verify that the 28-pin TSSOP footprint aligns with PCB layout constraints.

LED Driver IC Part Context

This part belongs to the LT3796 family of high-voltage DC/DC controllers. It shares core regulation features with other variants but distinguishes itself via the independent top gate enable configuration. The series supports various topologies including boost, buck, and SEPIC for diverse power management needs.

LED Driver IC Replacement Considerations

LT3796IFE#PBF serves as a functional substitute if the independent top gate enable feature is not utilized in the design. Verify pinout compatibility before substitution.

LED Driver IC FAQ

What is the primary difference between LT3796IFE-1#PBF and LT3796IFE#PBF?

The LT3796IFE-1#PBF features an independent top gate enable pin, whereas the LT3796IFE#PBF typically shares gate drive control.

Does this controller support frequency synchronization?

Yes, the device supports frequency synchronization within its adjustable range of 100kHz to 1MHz.