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)
• Quick Output Discharge
• Available in a Green WLCSP-0.9×0.9-4B-A Package
• Integrated Single Channel Load Switch
• Ultra Small CSP-4 Package (0.9mm × 0.9mm,0.5mm pitch)
• Input Voltage Range: 1.4V to 5.5V
• Ultra Low RON Resistance
– RON = 35mΩ at VIN = 5V
– RON = 36mΩ at VIN = 3.6V
– RON = 49mΩ at VIN = 1.8V
• 2A Maximum Continuous Switch Current
• Low Quiescent Current (< 3μA)
• Low Control Input Threshold Enables Use of
1.2V/1.8V/2.5V/3.3V Logic
• Controlled Slew Rate
• Under Voltage Lockout
• Reverse Current Protection When Disabled
