TAS5706 Datasheet, PDF (18/62 Pages) Texas Instruments – 20-W Stereo Digital Audio Power Amplifier with EQ and DRC

TAS5706
SLOS550A – DECEMBER 2007 – REVISED DECEMBER 2007
TYPICAL CHARACTERISTICS, BTL CONFIGURATION (continued)
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TOTAL HARMONIC DISTORTION + NOISE (BTL)
vs
OUTPUT POWER
10
V_CC = 18 V
R_L = 8 Ω
1
TOTAL HARMONIC DISTORTION + NOISE (BTL)
vs
OUTPUT POWER
10
V_CC = 24 V
R_L = 8 Ω
1
f = 10 kHz
0.1
f = 1 kHz
f = 10 kHz
0.1
f = 1 kHz
0.01
f = 20 Hz
0.001
0.01
0.1
1
10
P_O − Output Power − W
Figure 14.
40
G005
EFFICIENCY
vs
OUTPUT POWER
100
90
80
70
V_CC = 18 V
V_CC = 24 V
60
V_CC = 12 V
50
40
30
20
10 _{RL = 8 Ω}
0
0
5
10
15
20
25
P_O − Output Power (Per Channel) − W
Figure 16.
30
G007
0.01
f = 20 Hz
0.001
0.01
0.1
1
10
P_O − Output Power − W
Figure 15.
SUPPLY CURRENT
vs
TOTAL OUTPUT POWER
3.0
R_L = 8 Ω
2.5
V_CC = 18 V
40
G006
2.0
V_CC = 12 V
1.5
1.0
V_CC = 24 V
0.5
0.0
0
5 10 15 20 25 30 35 40
P_O − Total Output Power − W
G008
Figure 17.
18
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