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KA317HV
3-Terminal Positive Adjustable Regulator
Features
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Output Current In Excess of 1. 5A
Output Adjustable Between 1. 2V and 57V
Internal Thermal Overload Protection
Internal Short Circuit Current Limiting
Output Transistor Safe Area Compensation
TO-220 Package
Description
This monolithic integrated circuit is an adjustable 3-terminal
positive voltage regulator designed to supply more than 1.5A
of load current with an output voltage adjustable over a 1.2
to 57V. It employs internal current limiting, thermal shut
down and safe area compensation.
TO-220
1
1. Adj 2. Output 3. Input
Internal Block Diagram
Vin
Input
3
+
-
Voltage
Reference
Protection
Circuitry
Rlimit
2 Vo
Output
1
Vadj
Rev. 1.0.0
©2001 Fairchild Semiconductor Corporation
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
