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TPA721 Datasheet(PDF) 6 Page - Texas Instruments

Part No. TPA721
Description  700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
Download  28 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPA721 Datasheet(HTML) 6 Page - Texas Instruments

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VDD − Supply Voltage − V
20
10
0
3
4
3.5
4.5
60
5
30
SHUTDOWN = VDD
RF = 10 k
40
50
5.5
2.5
70
80
90
VDD − Supply Voltage − V
600
400
200
0
2.5
3.5
3
4
5.5
1000
4.5
5
800
THD+N 1%
f = 1 kHz
BTL
RL = 32 Ω
RL = 8 Ω
RL − Load Resistance − Ω
300
200
100
0
16
32
24
40
64
800
8
48
56
400
THD+N = 1%
f = 1 kHz
BTL
VDD = 5 V
500
600
VDD = 3.3 V
700
f − Frequency − Hz
AV = −2 V/V
VDD = 3.3 V
PO = 250 mW
RL = 8 Ω
BTL
20
1k
10k
1
0.01
10
0.1
20k
100
AV = −20 V/V
AV = −10 V/V
TPA721
SLOS231E – NOVEMBER 1998 – REVISED JUNE 2004
TYPICAL CHARACTERISTICS (continued)
SUPPLY CURRENT
OUTPUT POWER
vs
vs
SUPPLY VOLTAGE
SUPPLY VOLTAGE
Figure 4.
Figure 5.
OUTPUT POWER
TOTAL HARMONIC DISTORTION + NOISE
vs
vs
LOAD RESISTANCE
FREQUENCY
Figure 6.
Figure 7.
6


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