LT3791IFE-1#TRPBF

$12.69

Description：IC REG CTRLR BUCK-BOOST 38TSSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:e670211ce01e Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

Product Detailed Parameters

Description：IC REG CTRLR BUCK-BOOST 38TSSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Transistor Driver
Function：Step-Up/Step-Down
Output Configuration：Positive
Topology：Buck-Boost
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：4.7V ~ 60V
Frequency - Switching：200kHz ~ 700kHz
Duty Cycle (Max)：-
Synchronous Rectifier：Yes
Clock Sync：Yes
Serial Interfaces：-
Control Features：Enable, Frequency Control, Soft Start
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：38-TFSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package：38-TSSOP-EP
Grade：-
Qualification：-

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LT3791IFE-1#TRPBF

Overview

The LT3791IFE-1#TRPBF is a synchronous four-switch buck-boost controller from Analog Devices. It operates with an input voltage range of 4.7V to 60V and supports output voltages up to 60V. The device regulates output current up to 10A and features a programmable switching frequency between 200kHz and 700kHz. It functions within a temperature range of -40°C to +125°C TJ, utilizing a 38-pin TSSOP-EP package.

Feature Summary

Synchronous four-switch topology for efficient buck-boost conversion
Integrated control for simultaneous voltage and current regulation
Supports analog and PWM dimming capabilities

Applications

LED driver systems requiring precise current regulation
Battery-powered equipment with wide input voltage variations
Industrial lighting applications demanding high reliability

Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when ordering. Confirm that the 38-TSSOP-EP package matches your PCB footprint requirements. Ensure compatibility with the intended switching frequency settings and thermal management solutions for the specified operating temperature range.

Selection Notes

Select this component for applications requiring a wide input voltage range up to 60V. It is suitable for designs needing independent voltage and current regulation loops. Consider the 38-pin exposed pad package for thermal dissipation needs in high-current scenarios.

Part Context

This part belongs to the LT3791 series, designed as a versatile DC-to-DC switching controller. It serves as a core power management IC for complex converter topologies. The series is engineered for robust performance in demanding industrial and automotive environments.