SGM2578A.pdf• Integrated N-MOSFET Load Switch
• 1V to 5.5V Input Voltage Range
• Low On-Resistance
RON = 29mΩ at VIN = 4.35V
RON = 30mΩ at VIN = 3.3V
RON = 36mΩ at VIN = 1.0V
• 2A Maximum Continuous Switch Current
• Low Shutdown Current: 90nA (TYP)
• Reverse Current Protection (When Disabled)
• Low Threshold 1.8V GPIO Control Input
• Bidirectional Power Supply for Power Zone Application
• Rise Time:
SGM2578AAD: 200μs (TYP)
SGM2578ABD: 5000μs (TYP)
• Integrated Single Load Switch
• Ultra Small CSP-4 Package 0.9mm × 0.9mm,
0.5mm Pitch
• Input Voltage Range: 1.4-V to 5.5-V
• Low ON-Resistance
– rON = 60-mΩ at VIN = 5-V
– rON = 61-mΩ at VIN = 3.3-V
– rON = 74-mΩ at VIN = 1.8-V
– rON = 84-mΩ at VIN = 1.5-V
• 2-A Maximum Continuous Switch Current
• Low Threshold Control Input
• Controlled Slew-rate Options
• Under-Voltage Lock Out
• Reverse Current Protection
