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參數資料
| 型號： | LA49101H |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 10 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO28 |
| 封裝： | HSOP-28 |
| 文件頁數： | 6/11頁 |
| 文件大小： | 203K |
| 代理商： | LA49101H |
LA49101H
No. A1049-4/11
Block Diagram
AMP RF
AMP STB
HP RF
ON TIME
IN VREF
AMP IN
PRE GND
PRE VCC
VCC
SW OUT
SW E
SW B
PWR GND
OUT -
OUT +
SW GND
HP OUT
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TJ MONI
HP STB
HP IN
Amplifier
Output Stage
Switching
Regulator Block
Head Phone
Block
H.L.S
A
B
Switching
Drive
Switching
Regulator Block
Input
Amplifier
REF
Amplifier
Non Linear
Amplifier
Output
Amplifier
Output
Amplifier
Head Phone
Block
Standby
Switch
Ripple
Filter
Voltage
Regulator
VCC
Standby
Switch
Muting circuit
used at power on
Ripple
Filter
A
B
Amplifier
Block
PRO OUT
Power supply/ground
shorting protection
circuit
10
11
Thermal
protection circuit
PH C 2
PH C 1
NC
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