
Global Mixed-mode Technology Inc
General Description
The G556 is an integrated dual channel 100mΩ power switch for self-powered and bus-powered Universal Serial Bus (USB) applications.
FEATUREs
◾ 100mΩ High-Side MOSFET
◾ Available with 4 Versions of Current Limits with
Foldback
◾ Operating Range:2.7V to 5.5V
◾ 400µS Typical Rise Time
◾ Under voltage Lockout
◾ 65µA Quiescent Supply Current
◾ 1µA Maximum Shutdown Supply Current
◾ Logic Level Enable Pin, Available with
Active-High or Active-Low Version
◾ No Reverse Current when Power Off
◾ Deglitched Open-Drain Over-Current Flag
Output ( OC )
◾ SOP-8 Package
APPLICATIONs
◾ High-Side Power Protection Switch
◾ USB Power Management
◾ USB Host and Self-Powered Bubs
◾ USB Bus-Powered Hubs
◾ Hot Plug-In Power Supplies
◾ Battery-Charger Circuits