Service manual

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• KIA78R12PI (IC 903)
4 TERMINAL LOW DROP VOLTAGE REGULATOR
The KIA78RXX Series are Low Drop Voltage Regulator suitable for various electronic equipments. It provides
constant voltage power source with TO-220 4 termainal lead full molded PKG. The Regulator has multi func-
tion such as over current protection, overheat protection and ON/OFF control.
Block Diagram