參數(shù)資料
型號: AN7555
廠商: Panasonic Corporation
英文描述: BTL output power IC for car audio
中文描述: BTL輸出的汽車音響電源IC
文件頁數(shù): 2/5頁
文件大?。?/td> 56K
代理商: AN7555
2
AN7555NZ
ICs for Audio Common Use
I
Block Diagram
Pin No.
Description
1
Ch.4
+
output
2
GND (ch.4 output)
3
Ch.4
output
4
Supply voltage V
CC
Ch.3
+
output
5
6
GND (ch.3 output)
7
Ch.3
output
8
GND (ch.3 output)
9
Ch.2 + output
10
AUX input
11
Ch.2
output
12
Supply voltage Vcc
13
Ch.1
+
output
I
Pin Descriptions
Pin No.
Description
14
GND (ch.1 output)
15
Ch.1
output
16
Standby
17
Ch.1 input
18
Beep input
19
Ch.2 input
20
GND (input)
21
Ch.4 input
22
GND (printed circuit board)
23
Ch.3 input
24
Muting
25
Ripple filter
Ripple
filter
Beep
input
Protection
circuit
Attenuation
control
AUX
input
25
5
6
7
16
9
8
11
13
14
15
4
2
V
C
1
1
V
C
G
2
2
1
M
B
G
2
GND (output)
GND (output)
Attenuator
Attenuator
GND (output)
GND (output)
1
1
A
2
1
2
3
Note) It is not necessary to connect capacitor and resistor for stopping the oscillation at the output terminals.
Use them after check if necessary for noise countermeasure.
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