AD1992

Rev. 0 | Page 12 of 20

100

0.001

OUTPUT POWER (W)

0.1110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0

10

1

0.1

0.01

THD + N

THD

100

0.001

OUTPUT POWER (W)

0.1110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0

10

1

0.1

0.01

THD + N

THD

Figure 28. THD and THD + N vs. Output Power, 1 kHz Sine, 4 Ω Load, PVDD = 18 V

Figure 31. THD and THD + N vs. Output Power, 1 kHz Sine, 4 Ω Load, PVDD = 20 V

100

0.001

OUTPUT POWER (W)

0.1110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0

10

1

0.1

0.01

THD + N

THD

100

0.001

OUTPUT POWER (W)

0.1110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0

10

1

0.1

0.01

THD + N

THD

Figure 32. THD and THD + N vs. Output Power, 1 kHz Sine, 6 Ω Load, PVDD = 20 V

Figure 29. THD and THD + N vs. Output Power, 1 kHz Sine, 6 Ω Load, PVDD = 18 V

100

0.001

OUTPUT POWER (W)

0.1110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0

10

1

0.1

0.01

THD + N

THD

100

0.001

OUTPUT POWER (W)

0.1110

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0

10

1

0.1

0.01

THD + N

THD

Figure 30. THD and THD + N vs. Output Power, 1 kHz Sine, 8 Ω Load, PVDD = 18 V

Figure 33. THD and THD + N vs. Output Power, 1 kHz Sine, 8 Ω Load, PVDD = 20 V