參數(shù)資料
型號： TA8272H
廠商： Toshiba Corporation
英文描述： Max Power 43 W BTL x 4 ch Audio Power IC
中文描述： 最大功率43糯橋接× 4通道音頻功率IC
文件頁數(shù)： 6/13頁
文件大?。?/td> 248K
代理商： TA8272H
TA8272H
2002-06-20
6
5.3
In Case of Appearing Output Offset Voltage by Generating a Large Leakage Current on
the Input Capacitor etc.
NPN transistor (Q2) is turned on while the inverted output voltage level become less than the
threshold level of output offset voltage detector.
t
( ) Amp output
Figure 10 Wave Form
Threshold level
V
CC/2
GND
t
Voltage of point (A)
GND
t
Voltage of point (B)
GND
Figure 9 Application and Detection Mechanism
V
ref
Leak or short
Elec. Vol.
V
ref/2
25
5 V
L.P.F.
A
B
To CPU
V
bias
V
DC voltage of ( ) Amp (at leak)
DC voltage of ( ) Amp (at leak)
V
CC/2
(normal DC voltage)
Offset voltage (at leak)
*: It is possible to detect the abnormal output offset which is appeared by the large leakage of the input capacitor at
V
ref/2
V
bias
(about 1.4 V)
t
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TA8273H 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA8275 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Max Power 41 W BTL x 4 ch Audio Power IC
TA8275H 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Max Power 41 W BTL x 4 ch Audio Power IC
TA8276H 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Max Power 35 W BTL 】 4 ch Audio Power IC
TA8276HQ 功能描述:音頻放大器 20W x 4ch Car Pwr Amp 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
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