GENERAL DESCRIPTION
The CM2026 is a dual integrated high-side power switch with independent enable and flag functions, 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
✦ 2 independent switches
✦ 3V to 5.5V input
✦ 500mA minimum continuous load current per port
✦ 140mΩ maximum on-resistance
✦ 1.25A maximum short circuit current limit
✦ Individual open-drain fault flag pins
✦ 110uA typical on-state supply current
✦ 1uA 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 enable version
✦ 8-pin SOIC and DIP packages
APPLICATIONS
✦ USB host and self-powered hubs
✦ USB bus-powered hubs
✦ Hot plug-in power supplies
✦ Battery-charger circuit