ALPHA & OMEGA S E M I C O N D U C T O R AOZ1374DIAbsolute Maximum RatingsRecommended Operating Conditions Exceeding the Absolute Maximum ratings may damage the The device is not guaranteed to operate beyond the device. Maximum Recommended Operating Conditions. ParameterRatingParameterRating VIN, VOUT to GND -0.3 V to +28 V VIN, VOUT to GND 3.4 V to 23 V EN, ILIM, SS, FLTB, OVP to GND -0.3 V to +6 V EN, ILIM, SS, FLTB to GND 0 V to 5.5 V Junction Temperature (T OVP to GND 0 V to 3 V J) +150 °C Storage Temperature (T Switch DC Current (I S) -65 °C to +150 °C SW) 0 A to 3.5 A ESD Rating HBM All Pins ±4 kV Junction Temperature (TJ) -40 °C to +125 °C IEC 61000-4-2 at VOUT ±8 kV Package Thermal Resistance (ΘJA) 50 °C/W Electrical Characteristics TA = 25 °C, VIN = 12 V, EN = 5 V, unless otherwise specified. SymbolParameterConditionsMinTyp Max UnitGeneral V Input Supply Voltage 3.4 23 V IN V Under-Voltage Lockout Threshold VIN rising 2.9 3.35 V UVLO_R V Under-Voltage Lockout Hysteresis VIN falling 250 mV UVLO_HYS I Input Quiescent Current IN_ON IOUT = 0 A 0.9 mA I Input Shutdown Current EN = 0 V 5 µA IN_OFF VIN = 20 V, I R Switch On Resistance OUT = 1 A 36 mΩ ON VIN = 5 V, IOUT = 1 A 39 V Enable Input Logic High Threshold EN rising 1.05 1.15 1.32 V EN_H V Enable Input Logic Low Threshold EN falling 0.88 1.00 1.15 V EN_L I Enable Input Bias Current EN = 1.8 V 20 nA EN_BIAS V FLTB Pull-down Voltage FLTB_LO ISINK = 3 mA 0.3 V Dynamic Characteristics t Turn-On Delay Time (From EN 50% to VIN = 12 V, CSS = 22 nF 1.1 ms D_ON VOUT = 0.5 V) RLIM = 3.26 kΩ t Turn-On Time (VOUT from 10% to 90% of VIN = 12 V, CSS = 22 nF 2.6 ms ON 12V VIN) RLIM = 3.26 kΩ t FLTB Recovery Time Fault is removed REC (AOZ1374DI-01 Only) 150 ms True Reverse-Current Blocking (TRCB) V TRCB Protection Trip Point VOUT-VIN, VOUT rising 30 mV T_TRCB t TRCB Response Time TRCB VOUT-VIN > VT_TRCB + 500 mV 1 µs Rev. 1.0 December 2020 www.aosmd.com Page 3 of 18
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