TPA152
75-mW STEREO AUDIO POWER AMPLIFIER
SLOS210A – JUNE 1998 – REVISED MARCH 2000
TYPICAL CHARACTERISTICS
CLOSED-LOOP GAIN AND PHASE
vs
FREQUENCY
1
0.8
0.6
0.4
0.2
0
185
180
175
170
–0.2
165
160
155
–0.4
–0.6
R = 20 kΩ
I
R = 20 kΩ
f
L
R
= 10 kΩ
C = 1 µF
I
–0.8
–1
A
= –1 V/V
100k
V
10
100
1k
10k
1M
f – Frequency – Hz
Figure 18
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
OUTPUT POWER
vs
LOAD RESISTANCE
10
9
90
80
70
60
50
40
30
20
THD+N = 0.1%
= –1 V/V
A
V
8
7
6
5
4
3
10
4.5
5
5.5
30 50 70
90 110 130 150 170 190 210
V
DD
– Supply Voltage – V
R
– Load Resistance – Ω
L
Figure 19
Figure 20
10
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