Datasheet

V
DD
− Supply Voltage − V
I
DD
− Supply Current − mA
2.5 3.0 3.5 4.0 4.5 5.0 5.5
1.00
1.25
1.50
1.75
2.00
R
L
= No Load
R
L
= 8 Ω + 33 µH
R
L
= 4 Ω + 33 µH
V
EN
− EN Voltage − V
I
DD
− Supply Current − nA
0.0 0.1 0.2 0.3 0.4 0.5
0
50
100
150
200
V
DD
= 2.5 V
V
DD
= 3.6 V
V
DD
= 5.0 V
R
L
− Load Resistance − Ω
P
O
− Output Power − W
4 8 12 16 20 24 28 32
0
1
2
3
4
V
DD
= 2.5 V
V
DD
= 3.6 V
V
DD
= 5.0 V
THD+N = 10 %
Frequency = 1 kHz
R
L
− Load Resistance − Ω
P
O
− Output Power − W
4 8 12 16 20 24 28 32
0
1
2
3
4
V
DD
= 2.5 V
V
DD
= 3.6 V
V
DD
= 5.0 V
THD+N = 1 %
Frequency = 1 kHz
V
DD
− Supply Voltage − V
P
O
− Output Power − W
2.5 3.0 3.5 4.0 4.5 5.0
0
1
2
3
4
R
L
= 4 Ω, THD+N = 1 %
R
L
= 4 Ω, THD+N = 10 %
R
L
= 8 Ω, THD+N = 1 %
R
L
= 8 Ω, THD+N = 10 %
Frequency = 1 kHz
P
O
− Output Power − W
THD+N − Total Harmonic Distortion + Noise − %
10m 100m 1 5
0.01
0.1
1
10
100
V
DD
= 2.5 V
V
DD
= 3.6 V
V
DD
= 5.0 V
R
L
= 4 Ω + 33 µH
TPA2039D1
www.ti.com SLOS652A –DECEMBER 2009–REVISED JUNE 2010
TYPICAL CHARACTERISTICS (continued)
V
DD
= 3.6 V, C
I
= 0.1 mF, C
S1
= 0.1 mF, C
S2
= 10 mF, T
A
= 25°C, R
L
= 8 Ω (unless otherwise noted)
SUPPLY CURRENT SUPPLY CURRENT
vs SUPPLY VOLTAGE vs EN VOLTAGE
Figure 7. Figure 8.
OUTPUT POWER OUTPUT POWER
vs LOAD RESISTANCE vs LOAD RESISTANCE
Figure 9. Figure 10.
OUTPUT POWER THD + NOISE
vs SUPPLY VOLTAGE vs OUTPUT POWER
Figure 11. Figure 12.
Copyright © 2009–2010, Texas Instruments Incorporated Submit Documentation Feedback 7
Product Folder Link(s) :TPA2039D1