TPA152
75-mW STEREO AUDIO POWER AMPLIFIER
SLOS210A – JUNE 1998 – REVISED MARCH 2000
TYPICAL CHARACTERISTICS
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
vs
OUTPUT VOLTAGE
FREQUENCY
2
1
0.1
V
R
= 1 V
(rms)
= 10 kΩ
f = 1 kHz
O
L
A
R
= –1 V/V
= 10 kΩ
V
L
A
= –5 V/V
= –2 V/V
V
0.1
0.01
0.01
A
V
A
V
= –1 V/V
0.001
0.001
0
0.2 0.4 0.6 0.8
1
1.2 1.4 1.6 1.8
20
100
1k
10k 20k
V
O
– Output Voltage – V
f – Frequency – Hz
(rms)
Figure 5
Figure 6
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
vs
OUTPUT VOLTAGE
FREQUENCY
2
0.1
V
= 4 V
A
R
= –1 V/V
= 10 kΩ
O(PP)
= –1 V/V
V
L
1
A
V
R
= 10 kΩ
L
f = 20 kHz
0.1
0.01
f = 20 Hz
0.01
0.001
f = 1 kHz
0.001
0.1
0.2
0.4
1
2
20
100
1k
f – Frequency – Hz
Figure 8
10k 20k
V
O
– Output Voltage – V
(rms)
Figure 7
6
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