ALPHA & OMEGA S E M I C O N D U C T O R AOZ1374DITiming Diagrams V EN EN_H tON tD_ON 90% VOUT 0.5V Figure 1. Turn On Delay and Soft-Start Time VOUT Not to Scale VOUT < VIN VT_TRCB VOUT > VIN VOUT < VIN VIN VIN t VIN TRCB VOUT VOUT FLTB tREC ON OFF ON Power SwitchFigure 2. True Reverse Current Blocking (TRCB) Operation Rev. 1.0 December 2020 www.aosmd.com Page 6 of 18