参数资料
型号: TPA2005D1DGNG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 音频/视频放大
英文描述: 1.45 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封装: GREEN, PLASTIC, MSOP-8
文件页数: 30/32页
文件大小: 1128K
代理商: TPA2005D1DGNG4
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
2.5
3
3.5
4
4.5
V
-SupplyVoltage-V
DD
P
-OutputPower-W
O
THD+N=10%
THD+N=1%
R =4
,
f=1kHz,
Gain=2V/V
L
W
0
0.2
0.4
0.6
0.8
1
1.2
1.4
4
8
12
16
20
24
28
32
R -LoadResistance-
L
W
V
=4.2V
DD
V
=3.6V
DD
V
=2.5V
DD
V
=5V
DD
f=1kHz,
THD+N=1%,
Gain=2V/V
P
-OutputPower-W
O
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
4
8
12
16
20
24
28
32
R -LoadResistance-
L
W
V
=4.2V
DD
V
=3.6V
DD
V
=2.5V
DD
V
=5V
DD
P
-OutputPower-W
O
f=1kHz,
THD+N=10%,
Gain=2V/V
0.1
30
0.2
0.5
1
2
5
0.01
2
0.1
1
P -OutputPower-W
O
THD+N-T
otalHarmonicDistortion+Noise-%
20
V
=2.5V
DD
V
=3.6V
DD
V
=4.2V
DD
R =4
,
f=1kHz,
Gain=2V/V
L
W
10
0.1
30
0.2
0.5
1
2
5
10
20
0.01
2
0.1
1
PO Output Power W
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
5 V
3.6 V
2.5 V
RL = 8 ,
f = 1 kHz,
Gain = 2 V/V
0.1
30
0.2
0.5
1
2
5
10
20
0.01
2
0.1
1
PO Output Power W
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
5 V
3.6 V
2.5 V
RL = 16 ,
f = 1 kHz,
Gain = 2 V/V
0.008
10
0.02
0.05
0.1
0.2
0.5
1
2
5
20
100
1 k
20 k
f Frequency Hz
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
50 mW
250 mW
1 W
VDD = 5 V
CI = 2 F
RL = 8
Gain = 2 V/V
1
2
5
10
0.5
0.2
0.1
0.05
0.02
0.01
20
100
1 k
20 k
f Frequency Hz
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
VDD = 3.6 V
CI = 2 F
RL = 8
Gain = 2 V/V
500 mW
25 mW
125 mW
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
20
100
1 k
20 k
f Frequency Hz
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
15 mW
VDD = 2.5 V
CI = 2 F
RL = 8
Gain = 2 V/V
75 mW
200 mW
www.ti.com............................................................................................................................................................... SLOS369F – JULY 2002 – REVISED JULY 2008
OUTPUT POWER
vs
SUPPLY VOLTAGE
LOAD RESISTANCE
Figure 10.
Figure 11.
Figure 12.
TOTAL HARMONIC DISTORTION +
NOISE
TOTAL HARMONIC DISTORTION +
NOISE
vs
NOISE
vs
OUTPUT POWER
vs OUTPUT POWER
OUTPUT POWER
Figure 13.
Figure 14.
Figure 15.
TOTAL HARMONIC DISTORTION +
NOISE
vs
FREQUENCY
Figure 16.
Figure 17.
Figure 18.
Copyright 2002–2008, Texas Instruments Incorporated
7
Product Folder Link(s): TPA2005D1
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