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| TPA3250D2 Datasheet, PDF (32/41 Pages) Texas Instruments – 70-W Stereo, 130-W peak PurePath Ultra-HD Pad Down Class-D Amplifier | |||
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TPA3250D2
SLASE99 â DECEMBER 2015
130
120
110
100
90
80
70
60
Device Top P1:8
Device Top P1:4
Device Top P1:2
PCB Max P1:8
PCB Max P1:4
PCB Max P1:2
50
1:8
1:4
1:2
1
Burst Ratio (High:Low)
PVDD = 32V, fs = 450kHz
RL = 8Ω
D022
TA = 40°C
Figure 28. Device and PCB Temperatures vs. Burst Ratio
130
120
110
100
90
80
70
Device Top P1:8
PCB Max P1:8
60
Device Top P1:4
PCB Max P1:4
50
1:8
1:4
1:2
1
Burst Ratio (High:Low)
PVDD = 36V, fs = 450kHz
RL = 8Ω
D023
TA = 40°C
Figure 30. Device and PCB Temperatures vs. Burst Ratio
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130
120
110
100
90
80
70
Device Top P1:8
PCB Max P1:8
60
Device Top P1:4
PCB Max P1:4
50
1:8
1:4
1:2
1
Burst Ratio (High:Low)
PVDD = 32V, fs = 600kHz
RL = 8Ω
D021
TA = 40°C
Figure 29. Device and PCB Temperatures vs. Burst Ratio
130
120
110
100
90
80
70
60
Device Top P1:8
PCB Max P1:8
50
1:8
1:4
1:2
1
Burst Ratio (High:Low)
PVDD = 36V, fs = 600kHz
RL = 8Ω
D024
TA = 40°C
Figure 31. Device and PCB Temperatures vs. Burst Ratio
32
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