DESCRIPTION
The LTC®3428 is a 2-phase, current mode boost converter, capable of supplying 2A at 5V from a 3.3V input. Two 93mΩ, 2A N-channel MOSFET switches allow the LTC3428 to deliver high efficiency from input voltages as low as 1.6V.
FEATURES
■ High Efficiency: Up to 92%
■ 2-Phase Control Reduces Output Voltage Ripple
■ 5V at 2A from 3.3V Input
■ 3.3V at 1.5A from 1.8V Input
■ 1.6V to 5.25V Adjustable Output Voltage
■ 1.6V to 4.5V Input Range
■ Internal Soft-Start Operation
■ Low Shutdown Current: <1µA
■ Uses Small Surface Mount Components
■ 10-Pin 3mm × 3mm DFN Package
APPLICATIONS
■ Networking Equipment
■ Handheld Instruments
■ Digital Cameras
■ Distributed Power
■ Local 3.3V to 5V Conversion