TPA3113D2_15 Datasheet, PDF (8/34 Pages) Texas Instruments – 6-W FILTER-FREE STEREO CLASS-D AUDIO POWER AMPLIFIER WITH SPEAKERGUARD

TPA3113D2
SLOS650E – AUGUST 2009 – REVISED JULY 2012
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TYPICAL CHARACTERISTICS (continued)
(All Measurements taken at 1 kHz, unless otherwise noted. Measurements were made using the TPA3113D2 EVM which is
available at ti.com.)
TOTAL HARMONIC DISTORTION
vs
FREQUENCY (BTL)
10
Gain = 20 dB
V_CC = 18 V
Z_L = 6 W + 47 mH
TOTAL HARMONIC DISTORTION
vs
FREQUENCY (BTL)
10
Gain = 20 dB
V_CC = 12 V
Z_L = 4 W + 33 mH
1
1
0.1
0.1
0.01
0.001
20
P_O = 1 W
P_O = 5 W
100
1k
f − Frequency − Hz
Figure 6.
10k 20k
G005
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER (BTL)
10
Gain = 20 dB
V_CC = 12 V
Z_L = 8 Ω + 66 µH
1
0.01
P_O = 1 W
P_O = 5 W
0.001
20
100
1k
f − Frequency − Hz
Figure 7.
10k 20k
G006
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER (BTL)
10
Gain = 20 dB
V_CC = 18 V
Z_L = 8 Ω + 66 µH
1
f = 20 Hz
0.1
f = 1 kHz
f = 1 kHz
f = 20 Hz
0.1
0.01
0.001
0.01
0.01
f = 10 kHz
0.1
1
P_O − Output Power − W
Figure 8.
10
G007
0.001
0.01
f = 10 kHz
0.1
1
P_O − Output Power − W
Figure 9.
10
G008
8
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