TAS2780 datasheet(13/97 Pages) TI

13 / 97 page

PWR_MODE1

Figure 6-9. ICN vs VBAT

PVDD (V)

VBAT = 3.8 V, AVDD and IOVDD = 1.8 V

PWR_MODE0

Figure 6-10. ICN vs PVDD

Frequency (Hz)

5.9

5.93

5.96

5.99

6.02

6.05

100

1000

10K 20K

VBAT = 3.8 V, PVDD = 18 V

PWR_MODE1

Figure 6-11. Class-D Amplitude vs Frequency

Frequency (Hz)

5.9

5.925

5.95

5.975

6.025

6.05

6.075

6.1

6.125

6.15

100

1000

10K 20K 40K

VBAT = 5 V, PVDD = 18 V

fs = 96 kHz

PWR_MODE3

Figure 6-12. Class-D Amplitude vs Frequency

PVDD (V)

2.5

7.5

12.5

17.5

22.5

27.5

32.5

THDN = 0.1 %

THDN = 1 %

THDN = 10 %

VBAT1S = 5 V

PWR_MODE0/ PWR_MODE1

Figure 6-13. Output Power vs PVDD

POUT (W)

0.02

0.1

PVDD = 12 V, VBAT = 3.8 V, AVDD = 1.8 V

PVDD = 18 V, VBAT = 3.8 V, AVDD = 1.8 V

PVDD = 18 V, VBAT = 5 V, AVDD = 1.8 V

PVDD = 21 V, VBAT = 5 V, AVDD = 1.8 V

PWR_MODE1

Figure 6-14. Efficiency vs Output Power

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TAS2780

SLOSE75A – FEBRUARY 2022 – REVISED JUNE 2022

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