JVC XV-S40BK Service Manual page 27

BA6664FM-X (IC251) : 3Phase Motor Driver
1.Pin layout
2.Block diagram
Hall 1
Hall 2
Hall 3
DRIVER
A3
2
GAIN
A2
CONTROL
4
CURRENT
SENSE AMP
A1
TL
7
HALL AMP
GND
+
8
-
H1+
+
9
-
H1-
10 +
-
H2+
+
11
-
R
H2-
D Q
12 CK Q
+
-
H3+
13
+
-
H3-
14
XV-S40BK/XV-S42SL/XV-S45GD
R
NF
28
VM
27
GSW
TSD
GAIN
26
SWITCH
VCC
25
VCC
+ -
FG
24
PS
23
PS
TOROUE
EC
SENSE AMP
22
+
-
ECR
21
VCC
FR
20
VCC
FG2
19
SB
18
SHORT BRAKE
CNF
17
BR
16
BRAKE MODE
VH
15
Hall Bias
FIN
XV-S30BK/XV-E100SL
R
NF
V
M
Vcc
SERVO
SIGNAL
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