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參數(shù)資料
| 型號： | TPA2012D2RTJ |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 2.1 W/CH STEREO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER |
| 中文描述： | 2.1瓦/甲烷立體聲無濾波器D類音頻功率放大器 |
| 文件頁數(shù)： | 1/20頁 |
| 文件大?。?/td> | 722K |
| 代理商： | TPA2012D2RTJ |
RTJ
YZH
www.ti.com
FEATURES
Output Power By Package:
–
QFN:
–
2.1 W/Ch Into 4
at 5 V
–
1.4 W/Ch Into 8
at 5 V
–
720 mW/Ch Into 8
at 3.6 V
–
WCSP:
–
1.2 W/Ch Into 4
at 5 V
(1)
–
1.3 W/Ch Into 8
at 5 V
–
720 mW/Ch Into 8
at 3.6 V
Only Two External Components Required
Power Supply Range: 2.5 V to 5.5 V
Independent Shutdown Control for Each
Channel
Selectable Gain of 6, 12, 18, and 24 dB
Internal Pulldown Resistor On Shutdown Pins
High PSRR: 77 dB at 217 Hz
Fast Startup Time (3.5 ms)
Low Supply Current
Low Shutdown Current
Short-Circuit and Thermal Protection
Space Saving Packages
–
2,01 mm X 2,01 mm NanoFree WCSP
(YZH)
–
4 mm X 4 mm Thin QFN (RTJ) with
PowerPAD
APPLICATIONS
Wireless or Cellular Handsets and PDAs
Portable DVD Player
Notebook PC
Portable Radio
Portable Gaming
Educational Toys
USB Speakers
DESCRIPTION
The TPA2012D2 is a stereo, filter-free, Class-D
audio amplifier (class-D amp) available in a WCSP,
QFN, or PWP package. The TPA2012D2 only
requires two external components for operation.
V
DD
= 3.6 V, 10%
0
0.50
1
1.50
2
2.50
4
9
14
19
24
29
34
PO
R
L
Load Resistance
WCSP Thermally Limited Region
V
DD
= 5 V, 1%
V
DD
= 2.5 V, 1%
V
DD
= 2.5 V, 10%
V
DD
= 3.6 V, 1%
V
DD
= 3.6 V, 10%
TPA2012D2
SLOS438C–DECEMBER 2004–REVISED MARCH 2007
2.1 W/CH STEREO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER
The TPA2012D2 features independent shutdown
controls for each channel. The gain can be selected
to 6, 12, 18, or 24 dB utilizing the G0 and G1 gain
select pins. High PSRR and differential architecture
provide
increased
immunity
rectification. In addition to these features, a fast
startup time and small package size make the
TPA2012D2 class-D amp an ideal choice for both
cellular handsets and PDAs.
to
noise
and
RF
(1)
Thermally limited
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
NanoFree, PowerPAD are trademarks of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright 2004–2007, Texas Instruments Incorporated
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPA2012D2RTJR | 功能描述:音頻放大器 2.1W Stereo Class-D Aud Power Amplifier RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2012D2RTJRG4 | 功能描述:音頻放大器 2.1W Stereo Class-D Aud Power Amplifier RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2012D2RTJT | 功能描述:音頻放大器 2.1W Stereo Class-D Aud Power Amplifier RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2012D2RTJTG4 | 功能描述:音頻放大器 2.1W Stereo Class-D Aud Power Amplifier RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2012D2YZH | 制造商:TI 制造商全稱:Texas Instruments 功能描述:2.1 W/CH STEREO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER |
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