KA78R12 Datasheet PDF – 12V, 1A, Voltage Regulator

Part Number: KA78R12

Function: Low Dropout Voltage Regulator, 1A, 12V

Package: TO-220 Type

Manufacturer: Samsung, Fairchild Semiconductor


KA78R12 datasheet



This is Low Dropout 12V, Voltage Regulator.

The device is a low-dropout voltage regulator suitable for various electronic equipments. It provide constant voltage power source with TO-220 4 lead full mold package. Dropout voltage of KA78R12 is below 0.5v in full rated current(1A). This regulator has various function such as peak current protection, thermal shut down, overvoltage protection and output disable function.





1. 1A / 12V Output low dropout voltage regulator
2. TO220 Full-Mold package (4PIN)
3. Overcurrent protection, Thermal shutdown
4. Overvoltage protection, Short-Circuit protection
5. With output disable function

Block Diagram :


Other data sheets are available within the file: 78R12, 7812

KA78R12 Datasheet PDF Download

KA78R12 pdf

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