Product Description

California Micro Devices CM3512 is a dual channel USB overcurrent power switch that provides 5V power to four independent USB ports. The device has two power switches that provide the VBUS voltage at each USB output port with minimal voltage drop.

Features

• Dual switches, each with independent over-current protection and flag indicator, for 4 USB ports

• Two active low Enable controls, one per output

• Up to 1.2A continuous current each output

• Over-current limits at 1.2A min

• 10msec min fault blanking delay on OC# outputs prevents false overcurrent alarms

• Prevents backdrive current when host powered off

• Low operating current (95µA typ.)

• Low quiescent current when disabled (<1µA max)

• Small 8-Lead SOIC package

Applications

• PC’s, Notebooks, STBs