USB Dual Port Power Supply Controller

The ISL6436 is a USB dual port power controller, fully independent overcurrent (OC) fault protection IC. Operational over the +2.5V to +5.5V range, this device features internal current monitoring, accurate current limiting, integrated power switches and current limited delay to latch-off for system protection.

Features

• 80mΩ Integrated Power N-channel MOSFET Switches

• Accurate Current Sensing and 1A Current Limiting

• 12ms Fault Delay to Latch-Off, No Thermal Dependency

• 2.5V to 5.5V Operating Range

• Disabled Output Internally Pulled Low

• Undervoltage Lockout

• Controlled Turn-on Ramp Time

• Channel Independent Fault Output Signals

• Compatible with 3.3V and 5V Logic Families

• Channel Independent Logic Level Enable High Inputs (ISL6436H) or Enable Low Inputs (ISL6436L)

Applications

• USB Port Power Management

• Electronic Circuit Limiting and Breaker