Datasheet

TPA701
700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
SLOS229D – NOVEMBER1998 – REVISED MAY 2003
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 19
– Output Noise Voltage – VµV
n
f – Frequency – Hz
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
20 1k 10k
10
1
100
20k100
V
O
BTL
V
DD
= 3.3 V
BW = 22 Hz to 22 kHz
R
L
= 8 Ω or 32 Ω
A
V
= –1 V/V
V
o+
Figure 20
– Output Noise Voltage – VµV
n
f – Frequency – Hz
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
20 1k 10k
10
1
100
20k100
V
DD
= 5 V
BW = 22 Hz to 22 kHz
R
L
= 8 Ω or 32 Ω
A
V
= –1 V/V
V
O
BTL
V
o+
Figure 21
P
D
– Output Power – mW
POWER DISSIPATION
vs
OUTPUT POWER
6000
150
100
50
0
350
P
D
– Power Dissipation – mW
200
250
300
R
L
= 8 Ω
200 400
R
L
= 32 Ω
BTL Mode
V
DD
= 3.3 V
Figure 22
P
D
– Output Power – mW
POWER DISSIPATION
vs
OUTPUT POWER
400 6000 1000
400
300
100
0
800
P
D
– Power Dissipation – mW
500
700
600
200
R
L
= 32 Ω
200 800
BTL Mode
V
DD
= 5 V
R
L
= 8 Ω