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參數資料
| 型號： | LA42105 |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 5 W, 1 CHANNEL, AUDIO AMPLIFIER, ZFM15 |
| 封裝： | HZIP-15 |
| 文件頁數： | 3/7頁 |
| 文件大小： | 75K |
| 代理商： | LA42105 |
LA42105
No.A0741-3/7
Block Diagram
Test Circuit
* Pin 8 : This pin must be left open.
* Pins 1 and 15 are connected to the heat sink. They must be connected to power and ground.
Pin Voltage
Conditions : VCC = 9.5V, STBY = 5V
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Pin
GND
(H.S)
Ripple
Filter
IN
Pre
GND
N.C.
STBY
Mute
N.C.
VCC
N.C.
Power
GND
N.C.
-OUT1 +OUT1 GND
(H.S)
Pin voltage
(V)
0
9.2
0.7
0
-
5
0
-
9.5
-
0
-
4.8
0
Ripple
Filter
Input amplifier
Output amplifier
VCC/ground shorting protection circuit
Load shorting protection circuit
Thermal protection circuit
VCC
Standby
MUTE
+OUT1
-OUT1
IN1
2
3
14
9
6
13
PWR
GND
11
7
PRE
GND
4
Ri=
30k
Ω
IN
Ripple
Filter
PRE
GND
PWR
GND
(H.S)
GND
(H.S)
N.C.
STBY MUTE
+OUT1
-OUT1
VCC
+
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C3
10
μF
/6.3V
C4
0.1
μF
C1
0.47
μF
C2
100
μF
/25V
+5V
RL = 8Ω
R1
15k
Ω
+
C5
470
μF
/25V
+VCC
LA42105
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