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參數(shù)資料
| 型號(hào)： | LA4743B |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | 45 W Four-Channel (Bridge Circuit) Power Amplifier |
| 中文描述： | 45瓦四通道（橋電路）功率放大器 |
| 文件頁(yè)數(shù)： | 5/9頁(yè) |
| 文件大?。?/td> | 87K |
| 代理商： | LA4743B |
No. 6630-5/9
LA4743B
Continued from preceding page.
Pin No.
Function
DC voltage [V]
Notes
Internal equivalent circuit
11
12
14
15
IN1
IN2
IN4
IN3
100
1 k
5 pF
30 k
V
REF
11
12
14
15
A13507
Amplifier turn-on time control circuit
Impulse noise prevention circuit
With a 22 μF capacitor, the turn-on
time will be 0.6 s.
16
ON TIME MUTE
20 k
10 k
2 k
13 k
40 k
2 k
200
V
REF
16
A13508
13
The muting function is activated when
the applied voltage is under 1 V.
22
MUTE
4.1
3 k
1 k
7.5 k
10 k
100
100 k
V
REF
V
REF
22
A13509
3.1
Input amplifiers that require no
capacitor in the input noise filter.
PRE GND
2.6
25
N.C.
Input amplifier
ST-BY power
supply line
Inverter
amplifier
Bias circuit
power supply line
Input amplifier
ST-BY power
supply line
Amplifier
bias circuit
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA4743J | 制造商:Panasonic Industrial Company 功能描述:IC |
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| LA47501 | 制造商:SANYO 制造商全稱(chēng):Sanyo Semicon Device 功能描述:BTL4ch(50W】4) |
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