MT3 608 ELECTRICAL CHARACTERISTICS (VIN=VEN=5V, TA = 25°C, unless otherwise noted.) ParameterConditionsMINTYPMAXunit Operating Input Voltage 2 24 V Under Voltage Lockout 1.98 V Under Voltage Lockout Hysteresis 100 mV Current (Shutdown) VEN= 0V 0.1 1 µA Quiescent Current (PFM) VFB=0.7V,No switch 100 200 µA Quiescent Current (PWM) VFB=0.5V,switch 1.6 2.2 mA Switching Frequency 1.2 MHz Maximum Duty Cycle VFB = 0V 90 % EN Input High Voltage 1.5 V EN Input Low Voltage 0.4 V FB Voltage 0.588 0.6 0.612 V FB Input Bias Current VFB = 0.6V -50 -10 nA SW On Resistance (1) 80 150 mΩ SW Current Limit (1) VIN= 5V, Duty cycle=50% 4 A SW Leakage VSW = 20V 1 μA Thermal Shutdown 155 ℃ Note: 1) Guaranteed by design, not tested. Aerosemi Technology Co., Ltd 3 Document Outline MT3608-P1 MT3608_P2 FUNCTION NAME