TDA749213TR Datasheet, PDF (12/32 Pages) STMicroelectronics – 50 W + 50 W dual BTL class-D audio amplifier

Characterization curves
TDA7492
Figure 4. THD vs. output power (1 kHz)
10
Test conditions:
Vcc = 25 V,
RL = 6 Ω,
Rosc = 39 kΩ, Cosc = 100 nF,
f = 1 kHz,
Gv = 30 dB,
Tamb = 25r C
5
THD %
2
1
0.5
0.2
0.1
Specification limit:
Typical:
Po = 50 W at THD = 10%
0.05
0.02
0.01
100m
200m
500m
1
2
5
10
20
60
Output Power (W)
Figure 5. THD vs. output power (100 Hz)
10
Test conditions:
Vcc = 25 V,
RL = 6 Ω,
Rosc = 39 kΩ, Cosc = 100 nF,
5
THD %
2
1
f = 100 Hz,
0.5
Gv = 30 dB,
0.2
Tamb = 25r C
0.1
Specification limit:
Typical:
Po = 50 W at THD = 10%
0.05
0.02
0.01
100m
200m
500m
1
2
5
10
20
60
Output power (W)
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Doc ID 14926 Rev 5