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LTC1438 Datasheet

Dual High Efficiency/ Low Noise/ Synchronous Step-down Switching Regulators

Manufacturer: Linear Technology (now Analog Devices)

This datasheet includes multiple variants, all published together in a single manufacturer document.

LTC1438 Overview

The LTC ®1438/LTC1439 are dual, synchronous stepdown switching regulator controllers which drive external N-channel power MOSFETs in a phase-lockable fixed frequency architecture. The Adaptive PowerTM output stage selectively drives two N-channel MOSFETs at frequencies up to 400kHz while reducing switching losses to maintain high efficiencies at low output currents. An auxiliary 0.5A linear regulator using an...

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