TPA0132_15 Datasheet, PDF (11/30 Pages) Texas Instruments – 2.8-W STEREO AUDIO POWER AMPLIFIER WITH DC VOLUME CONTROL

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OUTPUT POWER
vs
LOAD RESISTANCE
3.5
A_V = 20 to 0 dB
BTL
3
2.5
2
10% THD+N
1.5
1
0.5
1% THD+N
0
0 8 16 24 32 40 48 56 64
R_L - Load Resistance - Ω
Figure 23.
POWER DISSIPATION
vs
OUTPUT POWER
1.8
1.6
3Ω
1.4
1.2
4Ω
1
0.8
0.6
8Ω
0.4
f = 1 kHz
0.2
BTL
Each Channel
0
0
0.5
1
1.5
2
2.5
P_O - Output Power - W
Figure 25.
1500
1250
TPA0132
SLOS223E – MAY 1999 – REVISED SEPTEMBER 2004
OUTPUT POWER
vs
LOAD RESISTANCE
A_V = 14 to 0 dB
SE
1000
750
500
10% THD+N
250
1% THD+N
0
0 8 16 24 32 40 48 56 64
R_L - Load Resistance - Ω
Figure 24.
POWER DISSIPATION
vs
OUTPUT POWER
0.4
0.35
4Ω
0.3
0.25
0.2
8Ω
0.15
0.1
0.05
0
0
32 Ω
f = 1 kHz
SE
Each Channel
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
P_O - Output Power - W
Figure 26.
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