參數(shù)資料
型號(hào): LA4742
元件分類: 音頻/視頻放大
英文描述: 28 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25
封裝: HZIP-25
文件頁(yè)數(shù): 5/9頁(yè)
文件大?。?/td> 106K
代理商: LA4742
No. 7043-5/9
LA4742
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
Inverter
amplifier
Input amplifier
ST-BY power
supply line
5 pF
30 k
VREF
11
12
14
15
A13769
Amplifier turn-on time control circuit
Impulse noise prevention circuit
With a 22 F 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
VREF
16
A13770
Bias circuit
power supply line
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
VREF
22
A13771
Input amplifier
ST-BY power
supply line
Amplifier
bias circuit
3.1
Input amplifiers that require no
capacitor in the input noise filter.
PRE GND
2.6
25
CLIPDET
相關(guān)PDF資料
PDF描述
LA4743A 28 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25
LA4743B 28 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25
LA47501 29 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25
LA47503 29 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25
LA47510 48 W, 2 CHANNEL, AUDIO AMPLIFIER, ZFM25
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LA4742-E 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LA4742L-E 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LA4743 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:45 W Four-Channel (Bridge Circuit) Power Amplifier
LA4743A 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:45 W Four-Channel (Bridge Circuit) Power Amplifier
LA4743B 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:45 W Four-Channel (Bridge Circuit) Power Amplifier