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RV-DP200BK
BA6897FP-W (IC602): 4channel driver
1.Pin layout & Block diagram
2 8
2 7
2 6
T.S.D
1
2
3
2.Pin function
Pin
Symbol
NO.
1
Driver CH1 - output
CH1-OUTA
2
Driver CH1 + output
CH1-OUTB
3
Driver CH1 input
CH1-INA
4
Driver CH1 gain adjustment Input terminal
CH1-INB
5
Connect to the base of external Tr
Tr-B
6
Fixed voltage output
Vreg OUT
7
Mute control terminal
MUTE
8
GND
GND
9
Driver CH2 gain adjustment Input terminal
CH2-INB
10
Driver CH2 input
CH2-INA
11
Driver CH2 + output
CH2-OUTB
12
Driver CH2 - output
CH2-OUTA
13
Sub-slate GND
GND
14
Operation amplifier output
OPOUT
1-28
2 5
2 4
2 3
2 2
Vcc
10K
13.3K
REGULATOR
10K
10K
13.3K
10K
4
5
6
7
Function
2 1
2 0
1 9
10K
Vcc
13.3K
50K
DRIVER MUTE
50K
13.3K
10K
8
9
1 0
Pin
Symbol
NO.
15
Operation amplifier - input
OP IN(-)
16
Operation amplifier + output
OP IN(+)
17
Driver CH3 - output
CH3-OUTA
18
Driver CH3 + output
CH3-OUTB
19
Driver CH3 input
CH3-INA
20
Driver CH3 gain adjustment Input terminal
CH3-INB
21
Power supply terminal
Vcc
22
Power supply terminal
Vcc
23
Bias amplifier input terminal
BAIS IN
24
Driver CH4 gain adjustment Input terminal
CH4-INB
25
Driver CH4 input
CH4-INA
26
Driver CH4 + output
CH4-OUTB
27
Driver CH4 - output
CH4-OUTA
28
Sub-slate GND
GND
1 8
1 7
1 6
1 5
D . B U F
1 1
1 2
1 3
1 4
T.S.D;Thermal shutdown
D.BUF:Drive buffer
Function
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