Datasheet

TPA0202
2-W STEREO AUDIO POWER AMPLIFIER
SLOS205B – FEBRUARY 1998 – REVISED DECEMBER 2000
15
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 33
0.1
0.01
0.001
20 100 1 k
1
10
10 k 20 k
P
O
= 10 mW
P
O
= 20 mW
P
O
= 30 mW
THD+N –Total Harmonic Distortion + Noise – %
f – Frequency – Hz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
V
DD
= 3.3 V
R
L
= 32 Ω
SE
Figure 34
0.1
0.01
0.001
0.001 0.01
1
10
0.1 1
f = 20 Hz
f = 1 kHz
f = 20 kHz
P
O
– Output Power – W
V
DD
= 3.3 V
R
L
= 32 Ω
SE
THD+N –Total Harmonic Distortion + Noise – %
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
Figure 35
10
1
20 100 1 k
f – Frequency – Hz
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
100
10 k 20 k
V
DD
= 5 V
BW = 22 Hz to 22 kHz
R
L
= 4Ω
V
O
BTL
V
O+
V
O–
– Output Noise Voltage –
V
n
Vµ
(rms)
Figure 36
10
1
20 100 1 k
f – Frequency – Hz
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
100
10 k 20 k
V
DD
= 3.3 V
BW = 22 Hz to 22 kHz
R
L
= 4Ω
V
O
BTL
V
O+
V
O–
– Output Noise Voltage –
V
n
Vµ
(rms)