Sharp MD-S301 - Page 43

MD-S301/S301W
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IC901 VHiBA6965FV-1 (BA6965FV): 3-Phase Brush Leess Driver
IC601 VHiMPC17A39-1 (MPC17A39): Motor Driver
Vc
Vc V G
Vc V G
Vc
Vc
Vc
Vc
V G
V G L G
V G
Control
Pre-driver
Control
Pre-driver
Control
Pre-driver
Control
Pre-driver
CLOCK
CLK
Detector
DC/DC
Converter
2
3
4
5
1
7
8
9
6
12
13
14
15
11
17
18
19
10
16
22
23
24
25
21
27
28
29
20
26
32
36
33
34
35
31
30
CLK
PS
OE
F I1
R I1
GND
F I2
R I2
F I3
R I3
F I4
R I4
P GND
F O4
R O4
V D4
V D4
P GND
R O3
F O3
P GND
V D3
V D3
F O1
R O1
V D2
V D2
P GND
F O1
R O1
AGND
V
D1
V D1
2
3
4
5
1
7
8
9
6
12
13
14
15
15
11
19
10
20
17
FG VCC
UIN
VIN
WIN
COM
CST
CSL1
CSL2
GND
BRK-
BRK+
STBY
RIB
RF
VOUT
UOUT
VM
WOUT
+
-
+
-
+
-
+
-
STAND - BY
TSD
EX-OR
START 
CONTROL 
LOGIC
PHASE
CONTROL
SLOP
WAVEFORM
SYNTHESIS
PRE-DRIVE
UP-DOWN
DISTRIBUTION
DRIVE SIGNAL
SYNTHESIS LOGIC
TIMING SELECTOR
Figure 43 BLOCK DIAGRAM OF IC