LTC3446 - Monolithic Buck Regulator

Name: LTC3446
SKU: LTC3446-668642

Linear Technology

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Datasheet Details

Part number	LTC3446
Manufacturer	Linear Technology
File Size	283.31 KB
Description	Monolithic Buck Regulator
Datasheet	LTC3446_LinearTechnology.pdf

LTC3446 Product details

Description

The LTC®3446 combines a synchronous buck DC/DC converter with two very low dropout (VLDO) linear regulators to provide up to three stepped-down output voltages from a single input voltage.

Features

n High Efficiency Triple Step-Down Outputs from a Single Input Supply n 1A Synchronous Buck Regulator Provides Main Step-Down Output and Powers Two 300mA VLDO™ Linear Regulators n Output Voltages as Low as 400mV (VLDO Outputs) n Power Good Output n Input Voltage Range: 2.7V to 5.5V n Independent Enable Pin for Each Supply n Low (140µA Typ) No-Load Quiescent Current with All Outputs Enabled n Constant Frequency Current Mode Operation n 2.25MHz Switching Frequency Uses Small Inductors n Defeatable.

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Published: Mar 25, 2010 |