Benefits and Features
● Accurate Bus Current Limiting with Minimal Voltage
Drop
• Low RON 90mΩ (max) USB Power Switch
• 0.65A (typ), MAX20042F
• 1.0A (typ), MAX20043F
• 1.3A (typ), MAX20044F
● Targeted Features for Optimized USB Performance
• Two RON 4Ω (typ) USB 2.0 Data Switches
• 480Mbps or 12Mbps USB 2.0 Operation
• 10ms Fault-Recovery Time
• 1ms Overcurrent Blanking Time
• 5.67V (typ) Fixed HVBUS Protection Trip Threshold
● Robust for the Automotive Environment
• Short-to-Battery and Short-to-GND Protection on
Protected HVBUS Output
• Short-to-Battery and Short-to-BUS Protection on
Protected HVD+ and HVD- Outputs
• Tested to ISO 10605 and IEC 61000-4-2 ESD
Standards
• 16-Pin (3.90mm x 4.94mm) QSOP Package
• -40°C to +105°C Operating Temperature Range
• AEC-Q100 Qualified

Applications
● Automotive USB Protection