This post explains for the semiconductor KID65003AP.
The Part Number is KID65003AP.
The function of this semiconductor is BIPOLAR LINEAR INTEGRATED CIRCUIT (7 CIRCUIT DARLINGTON TRANSISTOR ARRAY).
Manufacturers : KEC(Korea Electronics)
Preview images :
The KID65003AP is high-voltage, high-current darlington transistor array comprised of seven NPN darlington pairs. All units feature internal clamp diodes for switching inductive loads.[…]