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LTM4691 Datasheet Dual 2a Step-down DC/dc Umodule Regulator

Manufacturer: Analog Devices

Overview: LTM4691 Low VIN, High Efficiency, Dual 2A Step-Down DC/DC µModule.

General Description

The LTM®4691 is a complete dual 2A output switching mode DC/DC power supply in a tiny 3mm × 4mm × 1.18mm LGA package and a 3mm × 4mm × 1.48mm BGA package.

Included in the package are the switching controller, power FETs, inductors and all supporting components.

Operating over an input voltage range of 2.25V to 3.6V, the LTM4691 supports two outputs with programmable output voltage range from 0.5V to 2.5V set by external resistors.

Key Features

  • n Tiny Surface Mount, Low Profile 3mm × 4mm × 1.18mm LGA Package and 3mm × 4mm × 1.48mm BGA Package n Input Voltage Range: 2.25V to 3.6V n Dual 2A DC Output Current n ±1.5% Total Output Voltage Regulation n Current Mode Control, Fast Transient Response n External Frequency Synchronization n 180° Out-of-Phase Operation n Selectable Pulse-Skipping Mode/Burst Mode® Operation/Forced Continuous Mode n Power Good Indicator n Internal Soft-Start n Internal Compensation n Overvoltage, Overcurrent and Ov.

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