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TPA731 Datasheet(PDF) 8 Page - Texas Instruments

Part No. TPA731
Description  700-MW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER WITH DIFFERENTIAL INPUTS
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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TPA731 Datasheet(HTML) 8 Page - Texas Instruments

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TPA731
700mW MONO LOW VOLTAGE AUDIO POWER AMPLIFIER
WITH DIFFERENTIAL INPUTS
SLOS315B − JUNE 2000 − REVISED OCTOBER 2002
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 11
f − Frequency − Hz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
AV = −2 V/V
VDD = 5 V
PO = 700 mW
RL = 8 Ω
20
1k
10k
1
0.01
10
0.1
20k
100
AV = −20 V/V
AV = −10 V/V
Figure 12
f − Frequency − Hz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
PO = 700 mW
VDD = 5 V
RL = 8 Ω
AV = −2 V/V
20
1k
10k
1
0.01
10
0.1
20k
100
PO = 50 mW
PO = 350 mW
Figure 13
PO − Output Power − W
0.1
0.2
1
0.4
0.5
0.7
0.8
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
RL = 8 Ω
VDD = 5 V
f = 1 kHz
AV = −2 V/V
1
0.01
10
0.1
0.3
0.6
0.9
Figure 14
PO − Output Power − W
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
f = 20 Hz
VDD = 5 V
RL = 8 Ω
CB = 1 µF
AV = −2 V/V
0.01
0.1
1
1
0.01
10
0.1
f = 1 kHz
f = 10 kHz
f = 20 kHz


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