FEATURES

 Complete Solution in <1cm2 (Single-Sided PCB)

or 0.5cm2 (Dual-Sided PCB)

 Wide Input Voltage Range: 3.1V to 20V

 0.6V to 3.3V Output Voltage

 Up to 20A DC output current

 ±1.5% Maximum Total DC Output Voltage Error

 Differential Remote Sensing Amplifier

 Fast Transient Response

 External Frequency Synchronization

 Multiphase Parallel Current Sharing with up

to 4 × LTM4640s

 Power Good Indicator

 Overvoltage and Overtemperature Protection

 49-Pin, 6.25mm × 6.25mm × 5.07mm, BGA package

 Pin compatible with LTM4626, LTM4638, and

LTM4657

APPLICATIONS

 Telecom, Datacom, Networking, and

Industrial Equipment

 Medical Diagnostic Equipment

 Data Storage Rack Units and Cards

 Test and Debug Systems