参数资料
型号: TS4984IQT
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 1 W, 2 CHANNEL, AUDIO AMPLIFIER, QCC16
封装: 4 X 4 MM, 0.50 MM PITCH, LEAD FREE, TQFN-16
文件页数: 19/29页
文件大小: 901K
代理商: TS4984IQT
TS4984
Application Information
26/29
4.10 Demoboard
A demoboard for the TS4984 is available.
For more information about this demoboard, please refer to Application Note AN2049, which can be
found on www.st.com.
Figure 70 shows the schematic of the demoboard. Figure 71, Figure 72 and Figure 73 show the
component locations, top layer and bottom layer respectively.
Figure 70: Demoboard schematic
1
2
12
14
5
16
15
Bias
3
AV = -1
Bypass L
Standby
V
CC1
+
-
+
-
AV = -1
GN
D
1
+
-
+
-
10
9
8
7
11
Bypass R
GN
D
2
V
CC2
6
13
VO-L
VO+L
VO-R
VO+R
IN-L
IN+L
IN+R
IN-R
U1
*
VCC
Cn1
+ C7
1u
C9
100nF
Vcc
GND
1
2
3
Cn8
VCC
Cn4
Cn7
R2
R3
C2
C3
Cn2
Cn3
Neg. Input L
GND
Pos. Input L
GND
Jumper J1
R6
R5
C5
C4
Cn6
Cn5
Neg. Input R
GND
Pos. Input R
GND
C1
R1
C6
R8
R4
R7
+ C8
1u
Neg. Output L
Pos. Output L
Neg. Output R
Pos. Output R
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