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參數資料
| 型號： | TPA2012D2RTJ |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2.1 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC20 |
| 封裝： | 4 X 4 MM, PLASTIC, QFN-20 |
| 文件頁數： | 1/22頁 |
| 文件大小： | 785K |
| 代理商： | TPA2012D2RTJ |
RTJ
YZH
1
FEATURES
APPLICATIONS
DESCRIPTION
VDD = 3.6 V, 10%
0
0.50
1
1.50
2
2.50
4
9
14
19
24
29
34
P
O
Output
Power
W
RL Load Resistance W
WCSP Thermally Limited Region
VDD = 5 V, 1%
VDD = 2.5 V, 1%
VDD = 2.5 V, 10%
VDD = 3.6 V, 1%
VDD = 3.6 V, 10%
www.ti.com .................................................................................................................................................. SLOS438D – DECEMBER 2004 – REVISED JUNE 2008
2.1 W/CH STEREO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER
Wireless or Cellular Handsets and PDAs
2
Output Power By Package:
Portable DVD Player
–
QFN:
Notebook PC
–
2.1 W/Ch Into 4
at 5 V
Portable Radio
–
1.4 W/Ch Into 8
at 5 V
Portable Gaming
–
720 mW/Ch Into 8
at 3.6 V
Educational Toys
–
WCSP:
USB Speakers
–
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
The TPA2012D2 is a stereo, filter-free, Class-D audio
Only Two External Components Required
amplifier (class-D amp) available in a WCSP, QFN, or
PWP package. The TPA2012D2 only requires two
Power Supply Range: 2.5 V to 5.5 V
external components for operation.
Independent Shutdown Control for Each
Channel
The TPA2012D2 features independent shutdown
controls for each channel. The gain can be selected
Selectable Gain of 6, 12, 18, and 24 dB
to 6, 12, 18, or 24 dB utilizing the G0 and G1 gain
Internal Pulldown Resistor On Shutdown Pins
select pins. High PSRR and differential architecture
High PSRR: 77 dB at 217 Hz
provide
increased
immunity
to
noise
and
RF
rectification. In addition to these features, a fast
Fast Startup Time (3.5 ms)
startup time and small package size make the
Low Supply Current
TPA2012D2 class-D amp an ideal choice for both
Low Shutdown Current
cellular handsets and PDAs.
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
(1)
Thermally limited
1
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.
2
NanoFree, PowerPAD are trademarks of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 2004–2008, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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| TPA2012D2YZH | 2.1 W, 2 CHANNEL, AUDIO AMPLIFIER, BGA16 |
| TPA2012D2RTJRG4 | 2.1 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC20 |
| TPA2012D2RTJR | 2.1 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC20 |
| TPA2012D2RTJTG4 | 2.1 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC20 |
| TPA2012D2RTJT | 2.1 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC20 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| 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 |
| 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 |
| 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 |
| 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 |
| 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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