LTC3728EUH#TRPBF

$12.49

Description：IC REG CTRLR BUCK 32QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:f4ea09920371 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3728EUH#TRPBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR BUCK 32QFN. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC3728EUH#TRPBF

Description：IC REG CTRLR BUCK 32QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：3.5V ~ 30V
Frequency - Switching：260kHz ~ 550kHz
Duty Cycle (Max)：99.40%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Enable, Power Good, Soft Start
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：32-WFQFN Exposed Pad
Supplier Device Package：32-QFN (5x5)

DC DC Switching Controllers datasheet and documents for LTC3728EUH#TRPBF

LTC3728EUH#TRPBF

DC DC Switching Controllers Overview

The LTC3728EUH#TRPBF is a dual synchronous step-down switching regulator controller manufactured by Analog Devices Inc. It operates within an input voltage range of 3.5V to 30V and supports adjustable switching frequencies between 260kHz and 550kHz. The device features two independent output channels with a maximum duty cycle of 0.994, housed in a 32-WFQFN package with exposed pad. It includes integrated control characteristics such as enable, power good signaling, and soft start functionality.

DC DC Switching Controllers Feature Summary

Dual-channel synchronous buck topology for independent multi-rail power generation
Wide input voltage capability supporting standard industrial bus voltages
Integrated power management features including soft start and fault protection

DC DC Switching Controllers Applications

Industrial distributed power systems requiring multiple regulated rails
Telecommunications infrastructure equipment
Embedded computing platforms with complex power sequencing needs

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing components. Confirm that the EUH variant corresponds to the 32-QFN package type required for your PCB layout. Ensure compatibility with your target operating temperature range of -40°C to 85°C during component selection.

DC DC Switching Controllers Selection Notes

Select this controller when designing systems requiring two isolated or non-isolated low-voltage outputs from a higher voltage rail. Consider the 32-pin QFN footprint constraints and thermal dissipation requirements associated with high-current synchronous rectification applications.

DC DC Switching Controllers Part Context

This component belongs to the LTC3728 family of dual synchronous regulators designed for high-efficiency power conversion. It serves as a core power management IC in systems needing precise voltage regulation across multiple domains without requiring external MOSFET drivers.