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INTERNAL BLOCK DIAGRAM OF ICs FAN8039BD3 5-CH Motor Diver Description The FAN8039BD3 is a monolithic integrated circuit suitable for a 5-CH motor driver which drives the tracking actuator, focus actuator, sled motor, tray motor, spindle motor of the DVDP/CAR-CD systems. DO 3 + GND2 DO 5+ GND3 DO 5- VCC1 DO 4+ DO 3- VREF DO4- FIN VCC IN3 PS IN4 (GND) 28 27 26 25 24 23 22 21 20 19 18 17 16 15 2 2 10K 2 2 PS RESX FUNCTION Level H H All Active Level Level Shift Shift Shift 10K H L Reg. Only Deactive 10K L H Reg. Only Active L L All Deactive Regulator