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参数资料
| 型号： | TPA2012D2RTJRG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 2.1 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC20 |
| 封装： | 4 X 4 MM, GREEN, PLASTIC, QFN-20 |
| 文件页数： | 21/22页 |
| 文件大小： | 785K |
| 代理商： | TPA2012D2RTJRG4 |
0.1
1
20
100
1 k
10 k
20 k
f Frequency Hz
VDD = 5 V,
RL = 8 W,
CI = 1 mF,
AV = 6 dB
0.01
380 mW
775 mW
1.16 W
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
NoOutputFilter
0
1
2
3
4
5
6
0
1
2
3
4
5
VDD = 5 V
VDD = 3.6 V
VDD = 2.5 V
I DD
Supply
Current
mA
VSD Shutdown Voltage V
0
200
400
600
800
1000
1200
0
0.2 0.4 0.6 0.8
1
1.2 1.4 1.6 1.8
2
2.2
VDD = 2.5 V, RL = 4 W, 33 mH
IDD is for Both Channels
VDD = 5 V, RL = 4 W, 33 mH
VDD = 3.6 V, RL = 4 W, 33 mH
I
DD
Supply
Current
mA
PO Output Power/Channel W
I
DD
Supply
Current
mA
0
100
200
300
400
500
600
700
800
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
VDD = 2.5 V, RL = 8 W, 33 mH
VDD = 3.6 V, RL = 8 W, 33 mH
VDD = 5 V, RL = 8 W, 33 mH
IDD is for Both Channels
PO Output Power/Channel W
140
120
100
80
60
40
20
0
100
1 k
10 k
f Frequency Hz
2.5 V R to L
5 V R to L
3.6 V R to L
5 V L to R
3.6 V L to R
Crosstalk
dB
RI = 8 W
20 k
20
2.5 V L to R
100
90
80
70
60
50
40
30
100
1 k
10 k
Inputs AC, Grounded,
CI = 1 mF,
RI = 4 W,
AV = 6 dB
VDD = 2.7 V
VDD = 5 V
VDD = 3.6 V
PSRR
Power
Supply
Rejection
Ratio
dB
f Frequency Hz
20 k
20
120
100
80
60
40
20
0
100
1 k
10 k
f Frequency Hz
2.5 V R to L
2.5 V L to R
3.6 V L to R
3.6 V R to L
5 V R to L
5 V L to R
Crosstalk
dB
20 k
20
RI = 4 W
100
90
80
70
60
50
40
30
100
1 k
10 k
Inputs AC Grounded,
CI = 1 mF,
RI = 8 W,
AV = 6 dB
VDD = 2.7 V
VDD = 5 V
VDD = 3.6 V
PSRR
Power
Supply
Rejection
Ratio
dB
f Frequency Hz
20 k
20
SLOS438D – DECEMBER 2004 – REVISED JUNE 2008 .................................................................................................................................................. www.ti.com
TYPICAL CHARACTERISTICS (continued)
TOTAL HARMONIC DISTORTION
SUPPLY CURRENT
vs
FREQUENCY
SHUTDOWN VOLTAGE
SUPPLY VOLTAGE
Figure 10.
Figure 11.
Figure 12.
SUPPLY CURRENT
CROSSTALK
vs
OUTPUT POWER
FREQUENCY
Figure 13.
Figure 14.
Figure 15.
POWER SUPPLY
CROSSTALK
REJECTION RATIO
vs
FREQUENCY
Figure 16.
Figure 17.
Figure 18.
8
Copyright 2004–2008, Texas Instruments Incorporated
Product Folder Link(s): TPA2012D2
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TPA2012D2RTJT | 功能描述:音频放大器 2.1W Stereo Class-D Aud Power Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TPA2012D2RTJTG4 | 功能描述:音频放大器 2.1W Stereo Class-D Aud Power Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TPA2012D2YZH | 制造商:TI 制造商全称:Texas Instruments 功能描述:2.1 W/CH STEREO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER |
| TPA2012D2YZHR | 功能描述:音频放大器 2.1W Stereo Class-D Aud Power Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TPA2012D2YZHT | 功能描述:音频放大器 2.1W Stereo Class-D Aud Power Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
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