Datasheet

www.ti.com
TYPICAL CHARACTERISTICS
0
10
20
30
40
50
60
70
80
90
100
0 0.5 1 1.5 2 2.5 3 3.5
8-Ω Speaker
4-Ω Speaker
3-Ω Speaker
V
DD
= 5 V
No Filter
Efficiency − %
P
O
− Output Power − W
0
10
20
30
40
50
60
70
80
90
100
0 0.5 1 1.5 2 2.5 3 3.5
3-Ω Speaker
4-Ω Speaker
8-Ω Speaker
Efficiency − %
P
O
− Output Power − W
V
DD
= 5 V
Ferrite Bead Filter
TPA2008D2
SLOS413C – JULY 2003 – REVISED MAY 2004
TABLE OF GRAPHS
FIGURE
Efficiency vs Output power 1, 2
vs Frequency 3-5
THD+N Total harmonic distortion + noise
vs Output power 6-8
k
SVR
Supply ripple rejection ratio vs Frequency 9
Crosstalk vs Frequency 10
CMRR Common-mode rejection ratio vs Frequency 11
R
i
Input resistance vs Gain setting 12
EFFICIENCY EFFICIENCY
vs vs
OUTPUT POWER OUTPUT POWER
Figure 1. Figure 2.
7