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TDA7498TR Datasheet(PDF) 10 Page - STMicroelectronics

Part # TDA7498TR
Description  100-watt 100-watt dual BTL class-D audio amplifier
PDF  22 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7498TR Datasheet(HTML) 10 Page - STMicroelectronics

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4.2.2
For RL = 8 Ω
Figure 12. Output power (THD = 10%) vs. supply
voltage
10
120
20
30
40
50
60
70
80
90
100
110
+10
+36
+12
+14
+16
+1 8
+20
+22
+24
+26
+2 8
+30
+32
+34
Su pply voltage (V)
Figure 13. THD vs. output power
0.005
10
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
100m
200
200m
500m
1
2
5
10
20
50
100
Output powe r (W)
f = 1 kHz
f = 100 Hz
Figure 14. THD vs. frequency (1 W)
20
20k
50
100
200
500
1k
2k
5k
10k
Fre quency (Hz)
0.01
2
0.02
0.05
0.1
0.2
0.5
1
Figure 15. THD vs. frequency (100 mW)
20
20k
50
100
200
500
1k
2k
5k
10k
Fre quency (Hz)
0.01
2
0.02
0.05
0.1
0.2
0.5
1
Figure 16. Frequency response
-3
+3
-2.5
-2
-1.5
-1
-0.5
+0
+0.5
+1
+1.5
+2
+2.5
10
20k
20
50
100
200
500
1k
2k
5k
10k
Fr e quency (H z)
Figure 17. FFT performance (0 dB)
Figure 18. FFT performance (-60 dB)
20
20k
50
100
200
500
1k
2k
5k
10k
Fre quency (Hz)
-180
+0
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
TDA7498
Characterization curves
DS6437 - Rev 10
page 10/22



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