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BA15218DIP (IC102) : Dual low noise operational amp.
1. Terminal layout
OUT1
- IN1
-
+
+IN1
+
-
VEE
BA5936S (IC621) : 6 channel BTL driver
1. Block diagram
32
31
30
29
x2
x2
D
D
x3/8
LEVEL SHIFT
LEVEL SHIFT
LEVEL SHIFT
D
D
D
D
1
2
3
4
2. Pin function
Pin
I/O
No.
Symbol
1
OUT1-
O
CH1 negative output
2
OUT1+
O
CH1 positive output
3
OUT2-
O
CH2 negative output
4
OUT2+
O
CH2 positive output
5
IN2
I
CH2 input
6
IN1
I
CH1 input
7
VCC
-
Power supply terminal
8
VCC
-
Power supply terminal
9
REG-I
I
Regulator current detection terminal
10
REG-B
O
Connect to base terminal of external transistor
11
REG-OUT
O
Constant voltage output (Connect to
collector terminal of external transistor)
12
IN3-R
I
CH3 reverse input
13
IN3-F
I
CH3 forward input
14
OUT3+
O
CH3 positive output
15
OUT3-
O
CH3 negative output
16
GND
-
Ground
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Vcc
OUT2
- IN2
+IN2
28
27
26
25
24
BIAS
MUTE
x3/8
T.S.D
13.3k
+
-
100
DETECTION
+
-
OF REG-OUT
13.3k
CURRENT
Vcc
Vcc
100
5
6
7
8
9
Function
23
22
21
20
19
Vcc
100
D
D
13.3k
-
+
100
-
+
13.3k
LEVEL SHIFT
LEVEL SHIFT
10k
x3/8
x3/8
-
+
10k
D
x2
x2
10
11
12
13
14
Pin
I/O
No.
Symbol
17
OUT4-
O
CH4 negative output
18
OUT4+
O
CH4 positive output
19
OUT5-
O
CH5 negative output
20
OUT5+
O
CH5 positive output
21
IN5
I
CH5 input
22
IN4
I
CH4 input
23
VCC
-
Power supply terminal
24
BIAS IN
I
Bias input terminal
25
GND
-
Ground
26
GND
-
Ground
27
MUTE IN
I
Mute input terminal
28
IN6-R
I
CH6 reverse input
29
IN6-F
I
CH6 forward input
30
OUT6+
O
CH6 positive output
31
OUT6-
O
CH6 negative output
32
GND
-
Ground
18
17
D
D
LEVEL SHIFT
D
15
16
Function
1-23
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