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LTC3589 LTC3589EUJ-2 IC POWER MANAGEMENT

 

Manufacturer

Linear

Manufacturer Part

LTC3589EUJ-2

Description

IC POWER MANAGEMENT

Handheld/Mobile Devices, OMAP™ PMIC 40-QFN (6x6)

Application

Handheld Instruments and Scanners

Portable Industrial Devices

Automotive Infotainment

Medical Devices

High End Consumer Devices

Multirail Systems

Supports Freescale i.MX53/51, Marvell PXA and Other Application Processors

Datasheet

LTC3589

Details

Image

 

FEATURES

Triple I2C Adjustable High Efficiency Step-Down DC/DC Converters: 1.6A, 1A/1.2A, 1A/1.2A

High Efficiency 1.2A Buck-Boost DC/DC Converter

Triple 250mA LDO Regulators

Pushbutton ON/OFF Control with System Reset

Flexible Pin-Strap Sequencing Operation

I2C and Independent Enable Control Pins

Power Good and Reset Outputs

Dynamic Voltage Scaling and Slew Rate Control

Selectable 2.25MHz or 1.12MHz Switching Frequency

Always-Alive 25mA LDO Regulator

8µA Standby Current

40-Pin 6mm × 6mm × 0.75mm QFN

The LTC3589 is a complete power management solution for ARM and ARM-based processors and advanced portable microprocessor systems. The device contains three step-down DC/DC converters for core, memory and SoC rails, a buck-boost regulator for I/O at 1.8V to 5V and three 250mA LDO regulators for low noise analog supplies.An I2C serial port is used to control enables, output voltage levels, dynamic voltage scaling, operating modes and status reporting.

 

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