Datasheet

Electrical characterization curves TDA7493
20/30 Doc ID 14570 Rev 6
6 Electrical characterization curves
6.1 For the configuration with LC filter
z Test setup as given in Figure 3 on page 8
z Test conditions V
CC
= 5 V, C20 = 10 µF, R
L
= 4 , LC filter 15 µH, 470 nF
Figure 15. THD vs output power at 1 kHz
Figure 16. THD vs output power at 100 Hz
Figure 17. THD vs frequency at 100 mW
d
B
r
A
10
0.001
0.002
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
THD
(%)
100m 3200m 300m 400m 500m 700m 1 2
Po (W)
0.001
10
0.002
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
100m
3200m 300m 400m 500m 700m 1 2
THD
(%)
Po (W)
20 20k50 100 200 500 1k 2k 5k 10k
0.01
10
0.02
0.05
0.1
0.2
0.5
1
2
5
THD
(%)
Frequency