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KA78TXX
3-Terminal 3A Positive
Voltage Regulator
Features
• • • • • • • • Output current in excess of 3.
0A Output transistor safe operating area compensation Power dissipation :25W Internal short circuit current limiting Internal thermal overload protection Output
voltage offered in 4% tolerance No external components required Output
voltage of 5, 12 and 15V
Description
This family of fixed
voltage regulators are monolithic integrated circuit capable of driving loads in excess of 3.
0 A.
TO-220
1
1.
Input 2.
GND 3.
Output
Internal Block Diagram
Rev.
1.
0.
0
©2001 Fairchild Semiconductor Corporation
KA78TXX
Absolute Maximum Ratings
Parameter Input
Voltage (for VO = ...