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DC-DC Boost Converter with a 4.5A Switch
■ General Description
The XT1863 is a current mode step-up converter with a 4.5A, 0.08Ω internal switch to provide a highly efficient regulator with fast response. The XT1863 operates at 1.5MHz allowing for easy filtering and low noise. The XT1863 includes under-voltage lockout, current limiting and thermal overload protection to prevent damage in the event of an output overload.
■ Applications
Battery-Powered Equipment Portable Applications
■ Typical Application Circuit
Back-up Power Supply
■ Features
Operating frequency: 1.5MHz Low Quiescent Current: 80μA PWM/PFM Mode 5V at 2A from Battery Li-ion True Shutdown from Load Path
■ Package
DFNWB3*3-8L
XT1863
VOUT
0.
XT1863 Datasheet
