The A2526EL/M and A2536EL/M are integrated high-side dual power switches, optimized for self-powered and bus-powered Universal Serial Bus (USB) applications. Few external components are necessary to satisfy USB requirements. The A2526EL/EM ENABLE inputs are active high; the A2536EL/EM are active low.

特性 Features

■ 2.7 V to 5.8 V Input

■ Up to 500 mA Continuous Load Current per Port

■ 140 m? Maximum ON-Resistance

■ 1.25 A Maximum Short-Circuit Current Limit

■ Individual Open-Drain Fault Flag Outputs

■ 125 μA Typical ON-State Supply Current

■ <1 μA Typical OFF-State Supply Current

■ Outputs Can be Forced Higher Than Input (off-state)

■ Thermal Shutdown

■ 2.2 V Typical Undervoltage Lockout

■ 0.6 ms Turn On (soft-start) and Fast Turn Off

■ A2526 (active-high) Improved Replacement for MIC2526-1

■ A2536 (active-low) Improved Replacement for MIC2526-2

Applications

■ USB Hosts and Self-Powered Hubs

■ USB Bus-Powered Hubs

■ Hot Plug-In Power Supplies

■ Battery-Charger Circuits