Datasheet

P
O
– Output Power – W
8
6
2
0
4 6 8 10
10
OUTPUT POWER
vs
LOAD RESISTANCE
12
12 14 16
R
L
– Load Resistance – Ω
V
CC
= 8 V,
THD = 1%
V
CC
= 12 V,
THD = 10%
4
f = 1 kHz,
LC Filter,
Class-D,
Resistive Load,
T
A
= 25°C
V
CC
= 8 V,
THD = 10%
V
CC
= 12 V,
THD = 1%
Dashed line may require external heat sinking
P
O
– Output Power – W
Class-D,
LC Filter,
Resistive Load
EFFICIENCY
vs
OUTPUT POWER
R
L
= 8 Ω, V
CC
= 18 V
40
30
10
0
0 2 4 6
Efficiency – %
60
80
100
8 10 12
R
L
= 4 Ω, V
CC
= 12 V
20
50
70
90
8 Ω Speaker
10% THD+N
8
6
2
9
10 11
12
OUTPUT POWER
vs
SUPPLY VOLTAGE
12 13
14
P
O
– Output Power – W
10
4
V
CC
– Supply Voltage – V
8.5 15 16 17 18
T
A
= 25°C
8 Ω Speaker
1% THD+N
13
12
11
10
8.5
9
10 11
– Supply Current – mA
15
16
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
20
12 13 14
14
I
CC
V
CC
– Supply Voltage – V
15
16 17 18
17
18
19
SD = 2 V,
MODE = 2 V,
Class-D,
No Load
TPA3004D2
www.ti.com SLOS407E –FEBRUARY 2003–REVISED JANUARY 2011
Figure 1. Figure 2.
Figure 3. Figure 4.
Copyright © 2003–2011, Texas Instruments Incorporated Submit Documentation Feedback 11
Product Folder Link(s): TPA3004D2