• 100mΩ (TYP) High-side N-Channel MOSFET
• Three Current Limit Levels
SGM2581A/B/G: 1100 ± 110mA
SGM2581C/D/I: 2100 ± 220mA
SGM2581E/F/K: 2600 ± 310mA
• Input Voltage Range: 2.5V to 5.5V
• Low 23μA Quiescent Current
• Typical 0.1μA Shutdown Current
• Soft-Start Function
• Thermal Shutdown Protection
• Under-Voltage Lockout Protection for VIN
• No Reversed Leakage Current (Reverse Blocking)
• Fault Flag (FAULT ) with 13ms Filter Eliminates
False Assertions
• Automatic Output Discharge in Shutdown Mode
(SGM2581A/B/C/D/E/F)
• 500kΩ Pull-Down Resistor at EN Pin
(SGM2581G/I/K)
• Evaluated to IEC 60950-1, Ed 2, Am1, Annex CC,
Test Program 1 with CB Report (SGM2581A/C/E)
• Available in the Green SOT-23-5 Package
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• Integrated Single Channel Load Switch
• Ambient Operating Temperature: –40°C to
+105°C
• Input Voltage Range: 1 V to 5.5 V
• On-Resistance (RON)
– RON = 52 mΩ (typical) at VIN = 5 V
– RON = 53 mΩ (typical) at VIN = 3.3 V
• 2-A Maximum Continuous Switch Current
• Low Quiescent Current
– 8.3 μA (typical) at VIN = 3.3 V
• Low-Control Input-Threshold Enables Use of 1 V
or Higher GPIO
• Adjustable Quick-Output Discharge (QOD)
• Configurable Rise Time With CT Pin
• Small SOT23-6 Package (DBV)
– 2.90-mm × 2.80-mm, 0.95-mm Pitch,
1.45 mm Height (with leads)
• ESD Performance Tested per JESD 22
– ±2-kV HBM and ±1-kV CDM
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