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TAS2780 Datasheet(PDF) 14 Page - Texas Instruments

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Part # TAS2780
Description  TAS2780 Digital Input Mono Class-D Audio Amplifier With Speaker IV Sense
PDF  97 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TAS2780 Datasheet(HTML) 14 Page - Texas Instruments

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POUT (W)
0.02
0.1
1
10
25
0
10
20
30
40
50
60
70
80
90
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_MODE0
Figure 6-15. Efficiency vs Output Power
POUT (W)
0.02
0.1
1
10
20
20
0
10
20
30
40
50
60
70
80
90
100
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
Load = 8Ω
PWR_MODE1
Figure 6-16. Efficiency vs Output Power
POUT (W)
0.02
0.1
1
10
20
20
0
10
20
30
40
50
60
70
80
90
100
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
Load = 8Ω
PWR_MODE0
Figure 6-17. Efficiency vs Output Power
Frequency (Hz)
40
50
60
70
80
90
100
110
120
20
100
1000
10K 20K
AVDD = 1.8 V, PVDD = 18 V, VBAT = 3.8 V
AVDD = 1.95 V, PVDD = 21 V, VBAT = 3.4 V
AVDD = 1.65 V, PVDD = 23 V, VBAT = 2.7 V
PWR_MODE1
Figure 6-18. AVDD PSRR vs Frequency
Frequency (Hz)
60
70
80
90
100
110
120
130
140
20
100
1000
10K 20K
VBAT = 3.8 V, PVDD = 18 V
VBAT = 5 V, PVDD = 18 V
VBAT = 3.4 V, PVDD = 21 V
PWR_MODE1
Figure 6-19. VBAT1S PSRR vs Frequency
Frequency (Hz)
60
70
80
90
100
110
120
130
140
20
100
1000
10K 20K
VBAT = 3.4 V, PVDD = 18 V
VBAT = 5 V, PVDD = 18 V
VBAT = 3.4 V, PVDD = 21 V
PWR_MODE1
Figure 6-20. PVDD PSRR vs Frequency
TAS2780
SLOSE75A – FEBRUARY 2022 – REVISED JUNE 2022
www.ti.com
14
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Copyright © 2022 Texas Instruments Incorporated
Product Folder Links: TAS2780



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