TAS2020 datasheet(12/79 Pages) TI2

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Output Power (W)

0.001

0.005

0.02

0.05 0.1 0.2

0.5

2 33.5

100

PVDD = 2.5 V

PVDD = 3.6 V

PVDD = 4.4 V

PVDD = 5 V

PVDD = 5.5 V

RL = 8Ω

HW Pin Control

Figure 5-11. Efficiency vs Output Power

Output Power (W)

0.001

0.005

0.02

0.05 0.1 0.2

0.5

2 33.5

100

PVDD = 2.5 V

PVDD = 3.6 V

PVDD = 4.4 V

PVDD = 5 V

PVDD = 5.5 V

RL = 4Ω

HW Pin Control

Figure 5-12. Efficiency vs Output Power

PVDD (V)

2.5

3.5

4.5

5.5

0.5

1.5

2.5

3.5

4.5

THD+N = 0.1%

THD+N = 1%

THD+N = 10%

RL = 8Ω

Figure 5-13. Output Power vs PVDD Voltage

PVDD (V)

2.5

3.5

4.5

5.5

0.5

1.5

2.5

3.5

4.5

THD+N = 0.1%

THD+N = 1%

THD+N = 10%

RL = 4Ω

Figure 5-14. Output Power vs PVDD Voltage

RL = 8Ω

Figure 5-15. Idle channel noise vs PVDD voltage

Frequency (Hz)

20 30 50 100 200

500 1000 2000

10000

50000

-1

-0.8

-0.6

-0.4

-0.2

0.2

0.4

0.6

0.8

Fs = 16ksps

Fs = 48ksps

Fs = 96ksps

RL = 8Ω

Figure 5-16. Audio channel frequency response

TAS2020

SLASFD4A – AUGUST 2024 – REVISED JULY 2026

www.ti.com

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