General Description

The MIC2525 is an integrated high-side power switch, optimized for self-powered and bus-powered Universal Serial Bus (USB) applications. Few external components are necessary to satisfy USB requirements.

Features

• Compliant to USB specifications

• UL Recognized Component

• 3V to 5.5V input

• 500mA minimum continuous load current per port

• 140mΩ maximum on-resistance

• 1.25A maximum short circuit current limit

• Open-drain fault flag pins

• 110µA typical on-state supply current

• 1µA typical off-state supply current

• Output can be forced higher than input (off-state)

• Thermal shutdown

• 2.4V typical undervoltage lockout (UVLO)

• 1ms turn-on (soft-start) and fast turnoff

• Active-high or active-low enable versions

• 8-pin SOIC and DIP packages

Applications

• USB hosts and self-powered hubs

• USB bus-powered hubs

• Hot plug-in power supplies

• Battery-charger circuits