ALPHA & OMEGA S E M I C O N D U C T O R AOZ1374DIElectrical Characteristics TA = 25 °C, VIN = 12 V, EN = 5 V, unless otherwise specified. SymbolParameterConditionsMinTyp Max UnitInput Over-Voltage Protection (OVP) V Over-voltage Lockout Threshold VIN rising 1.2 V OVP V Over-voltage Lockout Hysteresis AOZ1374DI-01 200 mV OVP_HYS I OVP Input Bias Current POVP = 2 V 20 nA OVP_BIAS t OVP Turn-Off Delay 1.5 µs DELAY_OVP Over Current Protection (OCP) RLIM = 1.74 kΩ 3.56 R I Current Limit Threshold LIM = 2.8 kΩ 2.21 A LIM RLIM = 3.26 kΩ 1.61 1.90 2.18 RLIM = 8.25 kΩ 0.75 t Over-Current Duration before Switch Off OCP From IOUT ≥ ILIM to Switch Off 1 ms t Over-Current Flag Delay OCP_FLTB From IOUT ≥ ILIM to FLTB pulled low 1 ms Short-Circuit Protection (SCP) t Response time to open the switch after a SC_RESPONSE VOUT short circuit condition is detected VIN - VOUT > 500 mV 1 µs Thermal Shutdown (TSD) T Thermal Shutdown Threshold Temperature rising 140 SD °C T Thermal Shutdown Hysteresis Temperature falling 30 SD_HYS Rev. 1.0 December 2020 www.aosmd.com Page 4 of 18