參數(shù)資料
型號(hào)： TPA6211A1DGNG4
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻／視頻放大
英文描述： 2.45 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝： GREEN, PLASTIC, MSOP-8
文件頁數(shù)： 1/32頁
文件大?。?/td> 916K
代理商： TPA6211A1DGNG4
1
FEATURES
APPLICATIONS
DESCRIPTION
APPLICATION CIRCUIT
_
+
VDD
VO+
VO-
GND
6
5
8
7
To Battery
Cs
Bias
Circuitry
IN-
IN+
4
3
2
+
-
In From
DAC
SHUTDOWN
RI
1
C(BYPASS)(1)
DGN PACKAGE
(TOP VIEW)
1
2
3
4
8
7
6
5
SHUTDOWN
BYPASS
IN+
IN-
VO-
GND
VDD
VO+
100 k
40 k
40 k
8
SHUTDOWN
BYPASS
IN+
IN-
VO-
GND
VDD
VO+
8-PIN QFN (DRB) PACKAGE
(TOP VIEW)
7
6
5
1
2
3
4
(1) C(BYPASS) is optional.
www.ti.com........................................................................................................................................................ SLOS367C – AUGUST 2003 – REVISED JUNE 2008
3.1-W MONO FULLY DIFFERENTIAL AUDIO POWER AMPLIFIER
Ideal for Wireless Handsets, PDAs, and
2
Designed for Wireless or Cellular Handsets
Notebook Computers
and PDAs
3.1 W Into 3 From a 5-V Supply at
THD = 10% (Typ)
The TPA6211A1 is a 3.1-W mono fully-differential
Low Supply Current: 4 mA Typ at 5 V
amplifier designed to drive a speaker with at least
Shutdown Current: 0.01 A Typ
3-
impedance while consuming only 20 mm2 total
Fast Startup With Minimal Pop
printed-circuit board (PCB) area in most applications.
The device operates from 2.5 V to 5.5 V, drawing
Only Three External Components
only
4
mA
of
quiescent
supply
current.
The
–
Improved PSRR (-80 dB) and Wide Supply
TPA6211A1
is
available
in
the
space-saving
Voltage (2.5 V to 5.5 V) for Direct Battery
3-mm × 3-mm QFN (DRB) and the 8-pin MSOP
Operation
(DGN) PowerPAD packages.
–
Fully Differential Design Reduces RF
Features like –80 dB supply voltage rejection from
Rectification
20 Hz to 2 kHz, improved RF rectification immunity,
–
-63 dB CMRR Eliminates Two Input
small PCB area, and a fast startup with minimal pop
Coupling Capacitors
makes the TPA6211A1 ideal for PDA/smart phone
applications.
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
PowerPAD is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 2003–2008, 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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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPA6211A1DGNR 功能描述:音頻放大器 Mono Fully Diff Class-AB 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
TPA6211A1DGNRG4 功能描述:音頻放大器 Mono Fully Diff Class-AB 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
TPA6211A1DRB 功能描述:音頻放大器 Mono Fully Diff Class-AB 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
TPA6211A1DRBG4 功能描述:音頻放大器 Mono Fully Diff Class-AB 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
TPA6211A1DRBR 功能描述:音頻放大器 Mono Fully Diff Class-AB 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
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