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TS4985 Scheda tecnica(PDF) 25 Page - STMicroelectronics

Il numero della parte TS4985
Spiegazioni elettronici  2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins
PDF  29 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TS4985 Scheda tecnica(HTML) 25 Page - STMicroelectronics

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TS4985
Application Information
25/29
4.11
Demoboard
A demoboard for the TS4985 in flip-chip package is available.
For more information about this demoboard, please refer to Application Note AN2152, which
can be found on www.st.com.
Figure 67 shows the schematic of the demoboard. Figure 68, Figure 69 and Figure 70 show the
component locations, top layer and bottom layer respectively.
Figure 67. Demoboard schematic
1
2
Cn1
InputL
1
2
Cn3
1
2
Cn4
InputR
1
2
Cn6
100nF
1
2
C1
1
2
C3
22K
2
1
R1
2
1
R3
22K
2
1 R4
2
1 R6
R8
22K
2
1 R5
22K
2
1 R2
R7
100nF
1
2
C4
1
2
C6
1
2
C2
1
2
C5
100nF
C8
1uF
C7
1uF
C9
VCC
1
2
Cn9
Vcc
1
2
Cn2
OUTL
1
2
Cn5
OUTR
GND
GND
GND
GND
1
2
3
Cn7
StandByL
VCC
Jumper J1
6
5
15
4
3
Bias
STDBYL
13
14
11
12
7
Bypass
VO-L
VO+L
VO-R
VO+R
IN-L
IN+L
IN-R
IN+R
STDBYR
8
+
-
+
-
+
-
AV = -1
+
-
AV = -1
U1
TS4985_FC_ADAPTER
1
2
3
Cn8
StandByR
VCC
Jumper J2
neg
pos.
neg.
pos.
neg.
pos.
neg.
pos.
GND



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