參數(shù)資料
型號(hào): AN7551Z
廠商: PANASONIC CORP
元件分類: 音頻/視頻放大
英文描述: Power IC for BTL car audio
中文描述: 19.5 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25
文件頁(yè)數(shù): 2/11頁(yè)
文件大小: 100K
代理商: AN7551Z
2
AN7561Z
ICs for Audio Common Use
I
Block Diagram
Pin No.
Description
14
Supply voltage V
CC
ch.2
output
15
16
AUX input
17
ch.2
+
output
18
GND (ch.2 output)
19
ch.3
output
20
GND (ch.3 output)
21
ch.3
+
output
22
Supply voltage V
CC
ch.4
output
23.
24
GND (ch.4 output)
25
ch.4
+
output
Pin No.
Description
1
Ripple filter
2
Mute
3
ch.3 input
4
GND (Sub)
5
ch.4 input
6
GND (Input)
7
ch.2 input
8
Beep input
9
ch.1 input
10
Standby
11
ch.1
output
12
GND (ch.1 output)
13
ch.1
+
output
I
Pin Descriptions
1
25
24
23
15
21
20
19
Ripple
Filter
Protection
Circuit
Attenuator
Attenuator
Beep
Input
Attenuation
Control
AUX
Input
6
3
1
4
G
GND (Output)
GND (Output)
GND (Output)
GND (Output)
8
B
A
9
2
M
G
V
C
V
C
5
2
1
7
18
17
10
12
11
13
Note) The output pin requires no capacitor and resistor for oscillation prevention.
If those are required for countermeasure against noise, be sure to use after confirmation.
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