Datasheet

Characterization curves TDA7491HV
18/41 Doc ID 14242 Rev 6
Figure 19. THD vs. output power (1 kHz)
Figure 20. THD vs. output power (100 Hz)
Figure 21. THD vs. frequency
THD
vs
.
Output
Power
THD (%)
Output Power (W)
0.01
10
0.02
0.05
0.1
0.2
0.5
1
2
5
200m 20500m 1 2 5 10
Test Condition:
Vcc =16V,
RL= 6 ohm,
Rosc =39k˖, Cosc =100nF,
f =1kHz,
Gv =30dB,
Tamb =25ഒ
Specification Limit:
Typical:
Po=20W @ THD=10%
p
THD (%)
Output Power (W)
0.005
10
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
200m 20500m 1 2 5 10
Test Condition:
Vcc =16V,
RL = 6 ohm,
Rosc =39k˖, Cosc =100nF,
f =100Hz,
Gv =30dB,
Tamb =25ഒ
Specification Limit:
Typical:
20W @ THD =10%
THD
vs
.
Frequency
THD (%)
Frequency (Hz)
0.01
2
0.02
0.05
0.1
0.2
0.5
1
20 20k50 100 200 500 1k 2k 5k 10k
Test Condition:
Vcc =16V,
RL= 6 ohm,
Ros c=39k˖, Cosc =100nF,
f =1kHz,
Gv =30dB,
Po =1W
Tamb =25ഒ
Specification Limit:
Typical: THD<0.5%