TDA7297SA Datasheet, PDF (5/11 Pages) STMicroelectronics – 10W+10W DUAL BRIDGE AMPLIFIER

Figure 3. Stand-alone low-cost Application
C3 0.22µF
4
R1
IN1
47K
ST-BY
7
R2
C4
47K
10µF
S-GND
9
C5 0.22µF
IN2
Vref
12
MUTE
6
TDA7297SA
VCC
3
13
C1
470µF
C2
100nF
+
1 OUT1+
-
-
2 OUT1-
+
+
15 OUT2+
-
PW-GND
8
-
14 OUT2-
+
D95AU260A
Figure 4. Distortion vs Output Power.
TH D (% )
10
Vcc = 12 V
Rl = 8 ohm
1
f = 15KHz
f = 5KHz
0.1
0.010
0.1
f = 1KHz
1
Pout (W)
Figure 5. Distortion vs Frequency
T H D (% )
10
Vcc = 16.5V
Rl = 8 ohm
1
0.1
0.010
10
100
Pout = 100mW
Pout = 5W
1k
frequency (Hz)
10k
20k
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