KA78R15C Datasheet | Fairchild Semiconductor

.fairchildsemi. KA78RXXC-Series 1A Output Low Dropout Voltage Regulators Features - 1A/3.3V, 5V, 8V, 9V, 12V, 15V output low dropout voltage regulator - TO-220 full-mold package (4pin) - Overcurrent protection, thermal shutdown - Overvoltage protection, short circuit protection - With output disable function Description The KA78RXXC is a low-dropout voltage regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220-4 lead full mold package. Dropout voltage of KA78RXXC is below 0.5V in full rated current(1A). This regulator has various functions such as peak current protection, thermal shut down, overvoltage protection and output disable function. TO-220F-4L Internal Block Diagram Vin 1 THERMAL SHUTDOWN BANDGAP REFERENCE Vdis HIGH / LOW 4 + OUTPUT ON / OFF 1.4V 1 1. Vin 2. VO 3. GND 4. Vdis OVERVOLTAGE PROTECTION + SOA PROTECTION Q1 R1 SHSOHORRT-TCCIIRCCUUIITT PROTECTION R2 2 Vo ©2011 Fairchild Semiconductor Corporation 3...