m56786fp Mitsumi Electronics, Corp., m56786fp Datasheet - Page 9

• Manufacturer Part Number: m56786fp
• Description: Spindle Motor Actuator Driver
• Manufacturer: Mitsumi Electronics, Corp.

I/O terminal Equivalent circuit
(1) Hall input amplifier
(3)FG output terminal equivalent circuit
(5)BRS input terminal equivalent circuit
V
GND
(7)Spindle driver output stage equivalent circuit
GND
CC
V
I/O terminal equivalent circuit
(Hu+, Hu-, Hv+, Hv-, Hw+, Hw-)
CC
1
2K
1
3K
2K
10K
10K
(BRS)
10K
U
(FG)
GND
GND
V
CC
1
V
SPINDLE MOTOR AND 1CH ACTUATOR DRIVER
(2)IN+, IN-, EC, ECR input terminal equivalent circuit
V
GND
(4)HB output terminal equivalent circuit
(6)S/S, MUTE,FGS input terminal equivalent circuit
GND
CC
1
V
CC
V
2K
1
CC
2 K
24K
18K
1
W
GND
MITSUBISHI <CONTROL / DRIVER IC>
GND
(EC,ECR)
10K
(S/S, MUTE)
V
CC
1
GND
V
R
GND
CC
S
2
V
GND
10K
CC
GND
2
V
2K
CC
M56786FP
2 K
24K
18K
2
(HB)
GND
(IN+, IN-)
(FGS)
V
CC
1
GND