Datasheet4U Logo Datasheet4U.com

LTM4609 Datasheet High Efficiency Buck-Boost DC/DC uModule Regulator

Manufacturer: Linear Technology (now Analog Devices)

General Description

n Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT n Wide VIN Range: 4.5V to 36V n Wide VOUT Range: 0.8V to 34V n IOUT: 4A DC (10A DC in Buck Mode) n Up to 98% Efficiency n Current Mode Control n Power Good Output Signal n Phase-Lockable Fixed Frequency: 200kHz to 400kHz n Ultrafast Transient Response n Current Foldback Protection n Output Overvoltage Protection n Small Surface Mount Footprint, Low Profile (15mm × 15mm × 2.82mm) LGA and (15mm × 15mm × 3.42mm) BGA Packages n SnPb (BGA) or RoHS Compliant (LGA and BGA) Finish The LTM®4609 is a high efficiency switching mode buckboost power supply.

Included in the package are the switching controller, power FETs and support components.

Operating over an input voltage range of 4.5V to 36V, the LTM4609 supports an output voltage range of 0.8V to 34V, set by a resistor.

Overview

LTM4609 36VIN, 34VOUT High Efficiency Buck-Boost DC/DC µModule.