ta8273h TOSHIBA Semiconductor CORPORATION, ta8273h Datasheet - Page 6
![no-image](/images/manufacturer_photos/0/6/670/toshiba_semiconductor_corporation_sml.jpg)
ta8273h
Manufacturer Part Number
ta8273h
Description
Max Power 47 W Btl ? 4 Ch Audio Power Ic
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
1.TA8273H.pdf
(13 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TA8273H
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
Part Number:
ta8273hQ
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
V
Voltage of point (A)
Voltage of point (B)
ref
(-) Amp output
5.3
Elec. Vol.
*: It is possible to detect the abnormal output offset which is appeared by the large leakage of the input capacitor at
V
ref/2
In Case of Appearing Output Offset Voltage by Generating a Large Leakage Current on
the Input Capacitor etc.
threshold level of output offset voltage detector.
> V
GND
GND
GND
NPN transistor (Q2) is turned on while the inverted output voltage level become less than the
bias
(about 1.4 V)
Leak or short
Figure 9 Application and Detection Mechanism
V
ref/2
V
bias
Figure 10 Wave Form
6
25
V
A
5 V
L.P.F.
t
DC voltage of (+) Amp (at leak)
V
DC voltage of (-) Amp (at leak)
Offset voltage (at leak)
CC/2
B
(normal DC voltage)
V
Threshold level
t
t
t
CC/2
To CPU
2002-02-13
TA8273H