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參數(shù)資料
| 型號(hào)： | TPA2054D4YZKR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 0.94 W, 2 CHANNEL, AUDIO AMPLIFIER, BGA25 |
| 封裝： | 2.61 X 2.61 MM, GREEN, DSBGA-25 |
| 文件頁(yè)數(shù)： | 2/28頁(yè) |
| 文件大?。?/td> | 949K |
| 代理商： | TPA2054D4YZKR |
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0
10
20
30
40
50
60
70
80
90
100
0.00
0.25
0.50
0.75
1.00
1.25
1.50
η
Efficiency
%
PO Output Power Per Channel W
G020
Total Gain = 6 dB
RL = 8 + 33 H
Stereo Single-Ended
VDD = 2.5 V
VDD = 5 V
VDD = 3.6 V
VDD = 3 V
120
100
80
60
40
20
0
f Frequency Hz
G019
20
100
1k
20k
10k
Total Gain = 0 dB
RL = 32
Stereo Single-Ended
Input Level = 0.2 Vpp
VDD = 5 V
VDD = 3 V
VDD = 3.6 V
VDD = 2.5 V
k
s
v
r
Supply
Ripple
Rejection
Ratio
dB
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
P
D
T
otal
Power
Dissipation
W
PO Total Output Power W
G021
VDD = 3 V
Total Gain = 6 dB
RL = 8 + 33 H
Stereo Single-Ended
Pdiss = PdissL + PdissR
VDD = 2.5 V
VDD = 3.6 V
VDD = 5 V
VDD = 3 V
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.00
0.05
0.10
0.15
0.20
0.25
P
D
T
otal
Power
Dissipation
W
PO Total Output Power W
G023
VDD = 2.5 V
Total Gain = 6 dB
RL = 32
Stereo Single-Ended
Pdiss = PdissL + PdissR
VDD = 3 V
VDD = 5 V
VDD = 3.6 V
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
0.0
0.1
0.2
0.3
0.4
0.5
P
D
T
otal
Power
Dissipation
W
PO Total Output Power W
G022
Total Gain = 6 dB
RL = 16
Stereo Single-Ended
Pdiss = PdissL + PdissR
VDD = 2.5 V
VDD = 3 V
VDD = 5 V
VDD = 3.6 V
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
2.5
3.0
3.5
4.0
4.5
5.0
5.5
P
O
Output
Power
Per
Channel
W
VDD Supply Voltage V
G024
Total Gain = 6 dB
RL = 8 + 33 H
Stereo Single-Ended
THD+N = 10%
THD+N = 1%
0.00
0.05
0.10
0.15
0.20
0.25
2.5
3.0
3.5
4.0
4.5
5.0
5.5
P
O
Output
Power
Per
Channel
W
VDD Supply Voltage V
G025
Total Gain = 6 dB
RL = 16
Stereo Single-Ended
THD+N = 10%
THD+N = 1%
0.00
0.02
0.04
0.06
0.08
0.10
0.12
0.14
2.5
3.0
3.5
4.0
4.5
5.0
5.5
P
O
Output
Power
Per
Channel
W
VDD Supply Voltage V
G026
Total Gain = 6 dB
RL = 32
Stereo Single-Ended
THD+N = 10%
THD+N = 1%
80
70
60
50
40
30
20
10
0
CMRR
Common-Mode
Rejection
Ratio
dB
f Frequency Hz
G027
20
100
1k
20k
10k
Total Gain = 6 dB
Input Level = 0.2 Vpp
RL = 8 + 33 H
VDD = 3.6 V
SLOS607 – APRIL 2009 ..................................................................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTIC GRAPHS (continued)
CI = 1 F, Cbypass = 1 F
SUPPLY RIPPLE REJECTION RATIO
(HP)
EFFICIENCY (SP)
TOTAL POWER DISSIPATION (SP)
vs
FREQUENCY
OUTPUT POWER PER CHANNEL
TOTAL OUTPUT POWER
Figure 24.
Figure 25.
Figure 26.
TOTAL POWER DISSIPATION (HP)
OUTPUT POWER PER CHANNEL (SP)
vs
TOTAL OUTPUT POWER
SUPPLY VOLTAGE
Figure 27.
Figure 28.
Figure 29.
COMMON-MODE REJECTION RATIO
OUTPUT POWER PER CHANNEL (HP)
(SP)
vs
SUPPLY VOLTAGE
FREQUENCY
Figure 30.
Figure 31.
Figure 32.
10
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s): TPA2054D4
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