Datasheet


SLES127A − FEBRUARY 2005 − REVISED NOVEMBER 2005
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11
TYPICAL CHARACTERISTICS, BTL CONFIGURATION
Figure 1
P
O
− Output Power − W
101
THD+N − Total Harmonic Distortion + Noise − %
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
0.01
0.1
10
1
T
C
= 75°C
PVDD = 35 V
One Channel
100
4 Ω
6 Ω
8 Ω
PVDD − Supply Voltage − V
0
10
20
30
40
50
60
70
80
90
100
110
120
130
0 5 10 15 20 25 30 35
P
O
− Output Power − W
OUTPUT POWER
vs
SUPPLY VOLTAGE
8 Ω
4 Ω
T
C
= 75°C
THD+N @ 10%
6 Ω
Figure 2
Figure 3
PVDD − Supply Voltage − V
0
10
20
30
40
50
60
70
80
90
100
110
120
130
0 5 10 15 20 25 30 35
P
O
− Output Power − W
UNCLIPPED OUTPUT POWER
vs
SUPPLY VOLTAGE
8 Ω
4 Ω
T
C
= 75°C
6 Ω
P
O
− Output Power − W
0
10
20
30
40
50
60
70
80
90
100
0 25 50 75 100 125 150 175 200 225 250
Efficiency − %
SYSTEM EFFICIENCY
vs
OUTPUT POWER
T
C
= 25°C
Two Channels
Figure 4
6 Ω
4 Ω
8 Ω