LTC3729EUH#PBF

$13.92

Description：IC REG CTRLR BUCK 32QFN
Series：PolyPhase®
Mfr：Analog Devices Inc.
Package：Tube

SKU:388761caa579 Category: DC DC Switching Controllers 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

LTC3729EUH#PBF 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 LTC3729EUH#PBF

Description：IC REG CTRLR BUCK 32QFN
Series：PolyPhase®
Mfr：Analog Devices Inc.
Package：Tube
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：4V ~ 36V
Frequency - Switching：260kHz ~ 550kHz
Duty Cycle (Max)：99.50%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Current Limit, Enable, Phase Control, 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)
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LTC3729EUH#PBF

LTC3729EUH#PBF

DC DC Switching Controllers Overview

The LTC3729EUH#PBF is a single-output step-down DC/DC controller manufactured by Analog Devices Inc. It operates with a typical switching frequency of 550 kHz, ranging from 480 kHz to 590 kHz. The device supports an input voltage range of 4 V to 36 V and provides an output voltage adjustable from 0.8 V to 5 V. Packaged in a 32-pin QFN with exposed pad, it features synchronous rectification and PWM control. The controller is rated for operation within a temperature range of -40°C to +85°C.

DC DC Switching Controllers Feature Summary

Integrates synchronous rectification drivers for high-efficiency step-down conversion
Supports wide input voltage ranges suitable for various power bus architectures
Includes programmable soft-start and power-good signal monitoring capabilities

DC DC Switching Controllers Applications

Point-of-load regulation for server motherboards
Power distribution networks in telecommunications equipment
Industrial control system power supplies

DC DC Switching Controllers Procurement Notes

Verify the specific suffix and package marking against official Analog Devices documentation to confirm authenticity. Ensure that the component matches the specified 32-pin QFN footprint and electrical ratings before integration into the design. Cross-reference the datasheet revision date to ensure compliance with current manufacturing standards.

DC DC Switching Controllers Selection Notes

Select this controller for applications requiring a single isolated or non-isolated output with synchronous rectification. Consider the 550 kHz switching frequency for balancing efficiency and component size. Verify that the external MOSFET selection aligns with the 4 V to 36 V input range and desired load current requirements.

DC DC Switching Controllers Part Context

This component belongs to the LTC3729 family of polyphase synchronous buck controllers. While the EUH variant specifies a single output configuration, other members of the series may support multiple phases or different package options. The part is designed for high-current applications where thermal performance and transient response are critical.