General Description
The MIC2524 and MIC2527 are cost-effective high-side power switches with four independently controlled channels, 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
• 4 independent switches
• 3V to 5.5V input
• 500mA minimum continuous load current per port
• 140mΩ maximum on-resistance (MIC2524)
• 1.25A maximum short circuit current limit
• Individual open-drain fault flag pins
• 220µA 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
• 16-pin SOIC and DIP packages

Applications
• USB bus-powered hubs
• USB self-powered hubs
• USB monitors
• USB printers