LTC3644-2 - 1.25A Parallelable Synchronous StepDown Regulator

Product Overview

Analog Devices

Datasheet Details

Part number	LTC3644-2
Manufacturer	Analog Devices
File Size	1.50 MB
Description	1.25A Parallelable Synchronous StepDown Regulator
Datasheet	LTC3644-2 Datasheet
Note	This datasheet PDF includes multiple part numbers: LTC3644-2, LTC3644. Please refer to the document for exact specifications by model.
Additional preview pages of the LTC3644-2 datasheet.

Product details

Description

The LTC®3644/LTC3644-2 is a quad 1.25A output, high efficiency synchronous monolithic step-down regulator capable of operating from input supplies up to 17V.

Features

n Quad Step-down Outputs: 1.25A per Channel n Wide VIN Range: 2.7V to 17V n Wide VOUT Range: 0.6V to VIN n 1.25A/2.5A/3.75A/5A IOUT Configurable with One Inductor n Integrated 300mΩ P-Channel/80mΩ N-Channel MOSFETs Provide Up to 93% Efficiency n No-Load Burst Mode Operation IQ < 10µA with All Channels Enabled n Constant Frequency (1MHz/2.25MHz) with ±50% Frequency Synchronization Range n ±1% Output Voltage Accuracy n Current Mode Operation for Excellent Line and Load Transient Response n Full Dr.

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Published: Aug 29, 2023 |