AUTOMOTIVE, 125°C OPERATION, 36 V INPUT, 500 mA VOLTAGE REGULATOR S-19213 Series Rev.1.1_00 Block Diagrams1. Type in which output voltage is internally set*1 VIN VOUT Overcurrent protection circuit Thermal shutdown circuit + ON / OFF *2 ON / OFF circuit − Reference voltage circuit *1 VSS *1. Parasitic diode *2. The ON / OFF circuit controls the internal circuit and the output transistor. Figure 12. Type in which output voltage is externally set*1 VIN VOUT Overcurrent protection circuit VADJ Thermal shutdown circuit ON / OFF + *2 ON / OFF circuit − Reference voltage circuit *1 VSS *1. Parasitic diode *2. The ON / OFF circuit controls the internal circuit and the output transistor. Figure 2 2