General Description
BD2045AFJ and BD2055AFJ are single channel high side switch ICs with over-current protection for Universal Serial Bus (USB) power supply line. These ICs have low ON-Resistance N-Channel power MOSFETs with low supply current, built-in over-current protection circuit, thermal shutdown circuit, under voltage lockout and soft-start circuit.

FEATUREs
◾ Built-In Low ON-Resistance Nch MOSFET
   ( Typ=80mΩ )
◾ Control Input Logic
   ➢ Active-Low: BD2045AFJ
   ➢ Active-High: BD2055AFJ
◾ Soft-Start Circuit
◾ Over-Current Protection
◾ Thermal Shutdown
◾ Under Voltage Lockout Function
◾ Open Drain Error Flag Output
◾ Reverse-Current Protection when Switch Off
◾ Flag Output Delay

APPLICATIONs
   USB Hub in Consumer Appliances, PC, PC Peripheral
   Equipment, and so forth