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參數資料
| 型號： | TPA3122D2N |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 15 W, 2 CHANNEL, AUDIO AMPLIFIER, PDIP20 |
| 封裝： | PLASTIC, DIP-20 |
| 文件頁數： | 21/21頁 |
| 文件大小： | 507K |
| 代理商： | TPA3122D2N |
www.ti.com
30
20
10
0
10
20
30
f Frequency Hz
Gain
dBr
A
G020
400
500
600
700
300
200
Phase
°
20
100
1k
200k
10k
Phase
Gain
Gain=20dB
PO =0.125W
RL =8 (BTL)
VCC =24V
L filt =33 mH
Cfilt =1 F
m
PO Output Power W
0.1
0.01
0.001
G019
Gain = 20 dB
RL = 8 (BTL)
1
THD+N
%
10
0.01
0.1
1
50
10
VCC = 24 V
VCC = 18 V
VCC = 12 V
PVCC Supply Voltage V
0
10
20
30
40
50
60
70
10
12
14
16
18
20
22
24
26
28
30
P
O
Output
Power
W
G021
Gain = 20 dB
RL = 8 (BTL)
THD+N = 10%
THD+N = 1%
PO Output Power W
0
20
40
60
80
100
0
4
8
12
16
20
24
28
Ef
ficiency
%
G022
Gain = 20 dB
RL = 8 (BTL)
VCC = 12 V
VCC = 18 V
VCC = 24 V
PO Total Output Power W
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
4
8
12
16
20
24
28
I C
C
Supply
Current
A
G023
Gain = 20 dB
RL = 8 (BTL)
VCC = 24 V
VCC = 12 V
VCC = 18 V
120
100
80
60
40
20
0
f Frequency Hz
PSRR
dB
G024
Gain = 20 dB
RL = 8 (BTL)
VCC = 24 V
Vripple = 200 mVp-p
20
100
1k
20k
10k
SLOS527A – DECEMBER 2007 – REVISED DECEMBER 2007
TYPICAL CHARACTERISTICS (continued)
TOTAL HARMONIC DISTORTION + NOISE
GAIN/PHASE
vs
OUTPUT POWER (BTL)
FREQUENCY (BTL)
Figure 19.
Figure 20.
OUTPUT POWER
EFFICIENCY
vs
SUPPLY VOLTAGE (BTL)
OUTPUT POWER (BTL)
Figure 21.
Figure 22.
SUPPLY CURRENT
POWER SUPPLY REJECTION RATIO
vs
TOTAL OUTPUT POWER (BTL)
FREQUENCY (BTL)
Figure 23.
Figure 24.
Copyright 2007, Texas Instruments Incorporated
9
Product Folder Link(s) :TPA3122D2
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| TPA3123D2PWPR | 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24 |
| TPA3123D2PWP | 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24 |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TPA3123D2 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:25-W STEREO CLASS-D AUDIO POWER AMPLIFIER |
| TPA3123D2EVM | 功能描述:音頻 IC 開發工具 TPA3123D2EVM Eval Mod RoHS:否 制造商:Texas Instruments 產品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V |
| TPA3123D2PWP | 功能描述:音頻放大器 25W St Class-D Aud Pwr Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA3123D2PWPG4 | 功能描述:音頻放大器 25W Stereo Class D Aud Pwr Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA3123D2PWPR | 功能描述:音頻放大器 25W St Class-D Aud Pwr Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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