M56786FP Datasheet PDF

MITSUBISHI M56786FP SPINDLE MOTOR AND 1CH ACTUATOR DRIVER DESCRIPTION The M56786FP is a semicondu...

MITSUBISHI M56786FP SPINDLE MOTOR AND 1CH ACTUATOR DRIVER DESCRIPTION The M56786FP is a semiconductor integrated circuit in order to drive the spindle motor and 1ch actuator. PIN CONFIGURATION (TOP VIEW) ECR 1 2 3 4 5 6 7 8 9 42 41 40 39 38 37 36 35 34 ININ+ MUTE OUTVDD+ VDDOUT+ FEATURES q q q q q q q q q q q q q 3.3V DSP available. Low power dissipation & low motor echo noise. Large power dissipation package(Power Package). High motor drive current . Wide dynamic range. Motor current control for both motor torque directions. Reverse torque mode select [SHORT BRAKING,etc]. Sleep mode. FG signal output terminal. FG pulse select. Automatic stop. Low saturation voltage Wide power supply voltage range(4.5V–13.2V) EC S/S BRS FGS FG VCC1 M56786FP 10 GND 11 12 13 14 HB Hu+ HuHv+ HvHw+ Hw15 16 17 18 19 20 21 33 32 31 30 29 28 27 26 25 24 23 22 U V W TP CI RS VCC2 GND APPLICATION CD-ROM, DVD,DVD-ROM,DVD-RAM etc. Outline 42P9R-D BLOCK DIAGRAM U 28 CI 24 CURRENT SENSE & LIMIT GND V 27 W 26 S/S 3 40 MUTE EC 2 ECR 1 VCC1 7 8 to 14 CONTROL GND RS VCC2 23 22 29 to 35 R 4 BRS BRAKING MODE CHANGE R VDD+ GND 120° MATRIX SPM BIAS Sleep CH1 BIAS VDD- - + VCC2 + + X8 VCC2 B2 41 IN+ 25 TP 39 37 38 VDD+ REVERSE DETECT spm 36 OUT+ CH1 ch1 TSD 6 FG FG & SELECT 5 FGS 16 Hu+ 17 Hu18 Hv+ 19 Hv20 Hw+ 21 Hw15 HB + + + - OUTVDD- VCC2 HALL BIAS B1 42 IN- MITSUBISHI M56786FP SPINDLE MOTOR AND 1CH ACTUATOR DRIVER PIN DESCRIPTION Pin N...