參數(shù)資料
型號: TA8258H
元件分類: 音頻/視頻放大
英文描述: 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PZFM12
封裝: HZIP-12
文件頁數(shù): 5/12頁
文件大?。?/td> 366K
代理商: TA8258H
TA8258H
2002-02-13
2
Block Diagram
Application Information
1.
Voltage gain
The closed loop voltage gain is determined by R1, R2.
= 34 (dB)
When R3 = 220
GV 30 (dB)
is given.
+
=
400
k
20
og
20l
(dB)
2
R
R2
1
R
og
20
V
G
+
=
l
(dB)
R
og
20
G
3
2
3
2
1
V
+
=
l
4/2
R1
20 k
R2
400
5/1
7/12
Output
Input
Figure 1
4/2
R1
20 k
R2
400
5/1
7/12
Output
Input
Figure 2
R3
6
9
IN1
Ripple Filter
VCC
IN1
VCC
IN2
4
7
RL
20 k
3
12
10
RL
2 IN2
AMP1
AMP2
OUT1
OUT2
PW-GND
Pre-GND
5
400
1
20 k
400
8
11
R
C
R
Mute. TC
Mute
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