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STA559BWQS Datasheet(PDF) 19 Page - STMicroelectronics

Part # STA559BWQS
Description  5-V, 2-A, 2.1-channel high-efficiency digital audio system with QSound QHD
PDF  66 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STA559BWQS Datasheet(HTML) 19 Page - STMicroelectronics

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STA559BWQS
Electrical specifications
19/66
3.6
Electrical characteristics curves
Figure 5.
Output power vs supply voltage (RL
= 2
Ω)
Figure 6.
Output power vs. supply voltage
(RL = 2 Ω)
Figure 7.
Output power vs. supply voltage (RL
= 4
Ω)
Figure 8.
Output power vs. supply voltage (RL
= 4
Ω)
Figure 9.
Output power vs. supply voltage (RL
= 6
Ω)
Figure 10. Output power vs. supply voltage (RL
= 6
Ω)
0
3
500m
1
1.5
2
2.5
Po(W)
+4.5
+6
+4.6 +4.7 +4.8 +4.9
+5
+5.1
+5.2 +5.3 +5.4 +5.5
+5.6 +5.7
+5.8 +5.9
Vcc(V)
Rload = 2
Ώ
f = 1KHz
S.E.
THD=10%
THD=1%
0
10
1
2
3
4
5
6
7
8
9
Po(W)
+4.5
+6
+4.6 +4.7 +4.8 +4.9
+5
+5.1 +5.2 +5.3 +5.4 +5.5 +5.6 +5.7 +5.8 +5.9
Vcc (V)
Rload = 2
Ώ
f = 1KHz
BTL
THD=10
%
THD=1%
0
3
500m
1
1.5
2
2.5
Po(W)
+4.5
+10
+5
+5.5
+6
+6.5
+7
+7.5
+8
+8.5
+9
+9.5
Vcc (V)
THD=10%
THD=1%
Rload = 4
Ώ
f = 1KHz
S.E.
0
12
1
2
3
4
5
6
7
8
9
10
11
Po(W)
+4.5
+10
+5
+5.5
+6
+6.5
+7
+7.5
+8
+8.5
+9
+9.5
Vcc(V)
Rload = 4
Ώ
f = 1KHz
BTL
THD=1%
THD=10%
0
3
0.3
0.6
0.9
1.2
1.5
1.8
2.1
2.4
2.7
Po(W)
+4.5
+10
+5
+5.5
+6
+6.5
+7
+7.5
+8
+8.5
+9
+9.5
Vcc(V)
THD=1%
THD=10%
Rload = 6
Ώ
f = 1KHz
S.E.
0
10
1
2
3
4
5
6
7
8
9
Po(W)
+4.5
+10
+5
+5.5
+6
+6.5
+7
+7.5
+8
+8.5
+9
+9.5
Vcc(V)
Rload = 6
Ώ
f = 1KHz
BTL
THD=1%
THD=10%



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