Advertisement
• KA3012D
28
27
26
25
24
23
GND
10
10
10
10
PV
2
CC1/
PV
2
CC1/
LEVEL-SHIFT
LEVEL-SHIFT
PV
2
CC1/
PV
2
CC1/
10
10
10
10
1
2
3
4
5
• BA6849FP
A3
2
A2
4
A1
6
TL
GND
8
HALL AMP
H1+
+
9
Hall 1
H1-
+
10
H2+
+
11
Hall 2
H2-
+
12
H3+
+
13
Hall 3
H3-
14
22
21
20
19
10K
PV
PV
CC1
CC2
TSD
MUTE
SV
CC
GND
6
7
21
20
19
28
DRIVER
27
TSD
CURRENT
26
SENSE AMP
GAIN
CONTROL
25
V
CC
24
23
PS
TORQUE
SENSE AMP
22
+
21
V
CC
R
Q
D
20
CK
Q
18
SHORT BRAKE
17
Hall Bias
15
FIN
PIN DESCRIPTIONS
Pin No.
1
2
3
4
18
17
16
15
5
6
7
10
10
8
9
10
10
10
11
PV
2
PV
2
CC2/
CC2/
12
13
LEVEL-SHIFT
14
LEVEL-SHIFT
15
16
17
PV
2
PV
2
CC2/
CC2/
18
10
19
10
20
21
10
10
22
23
24
18
17
16
15
25
26
27
28
PIN DESCRIPTIONS
RNF
R
PIN NO. PIN NAME
NF
1
VM1
2
3
VM2
V
M
4
VCC
5
6
V
CC
7
FG
8
9
PS
10
11
EC
SERVO
12
SIGNAL
13
ECR
14
15
FR
16
17
SB
18
19
CNF
20
21
VH
22
23
24
25
26
27
28
FIN
22
32
Symbol
I/O
Description
CH1-O
O
Drive CH1 Output(-)
CH1-O
O
Drive CH1 Output(+)
AMP1-O
O
OP-AMP CH1 Output
AMP1-I(-)
I
OP-AMP CH1 Input(-)
AMP1-I(+)
I
OP-AMP CH1 Input(+)
BIAS
I
Bias Input
SVCC
-
Supply Voltage(Signal)
GND
-
Ground
MUTE
I
Mute
AMP2-1(+)
I
OP-AMP CH2 Input(+)
AMP2-1(-)
I
OP-AMP CH2 Input(-)
AMP2-O
O
OP-AMP CH2 Output
CH2-O
O
Drive CH2 Output(+)
CH2-O
O
Drive CH2 Output(-)
GND
-
Ground
CH3-O
O
Drive CH3 Output(-)
CH3-O
O
Drive CH3 Output(+)
AMP3-O
O
OP-AMP CH3 Output
AMP3-I(-)
I
OP-AMP CH3 Input(-)
AMP3-I(+)
I
OP-AMP CH3 Input(+)
PVCC2
-
Supply Voltage(CH2&CH3)
PVCC1
-
Supply Voltage(CH1&CH4)
I
OP-AMP CH4 Input(+)
AMP4-I(+)
AMP4-I(-)
I
OP-AMP CH4 Input(-)
AMP4-O
O
OP-AMP CH4 Output
O
Drive CH4 Output(+)
CH4-O
CH4-O
O
Drive CH4 Output(-)
GND
-
Ground
FUNCTION
N.C.
N.C
A
Output3 for motor
3
N.C.
N.C
A
Output3 for motor
2
N.C.
N.C
N.C.
N.C
A
Output3 for motor
1
GND
GND
H
+
Hall input Amp1.positive input
1
H
-
Hall input Amp1.negative input
1
H
+
Hall input Amp2.positive input
2
H
-
Hall input Amp2.negative input
2
H
+
Hall input Amp3.positive input
3
H
-
Hall input Amp3.negative input
3
V
Hall Bias
H
N.C.
N.C
C
Capacitor connection pin for phase compensation
NF
SB
Short Brake terminal
N.C.
N.C
FR
Rotation detect terminal
E
Torque control standsrd voltage input terminal
CR
E
Torque control voltage input terminal
C
PS
START/STOP switch
FG
FG signal output terminal
V
Power supply for signal division
CC
V
Power supply2 for driver
M2
V
Power supply1 for driver
M1
R
Power supply for driver division
NF
FIN
GND
Advertisement
