TC78B041FNG/TC78B042FTG Block diagram VREF VREF2 VCC 5V Regulator HUP UVLO UH HUM HVP VH HVM WH HWP UL HWM VL MODE WL CWCCW RES RESX Logic VSP LAS IDC LA AD FGC Zero RSI LAAJ current detection LAL RSG FG Lock OSC detection GND TR OSCR Some of the functional blocks, circuits, or constants in the block diagram may be omitted or simplified for explanatory purposes. Note: RESX pin and VREF2 pin are only for the TC78B042FTG. 2 2018-11-27