參數(shù)資料
型號： TPA2006D1DRB
廠商： Texas Instruments, Inc.
英文描述： 1.45-W MONO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER WITH 1.8-V COMPATIBLE INPUT THRESHOLDS
中文描述： 1.45單聲道無濾波器D類音頻功率放大器，1.8 - V兼容輸入閾值
文件頁數(shù)： 1/23頁
文件大小： 750K
代理商： TPA2006D1DRB
www.ti.com
FEATURES
Maximum Battery Life and Minimum Heat
– Efficiency With an 8-
Speaker:
88% at 400 mW
80% at 100 mW
– 2.8-mA Quiescent Current
– 0.5-
μ
A Shutdown Current
Shutdown Pin has 1.8-V Compatible
Thresholds
Only Three External Components
Optimized PWM Output Stage Eliminates
LC Output Filter
Internally Generated 250-kHz Switching
Frequency Eliminates Capacitor and
Resistor
Improved PSRR (–75 dB) and Wide
Supply Voltage (2.5 V to 5.5 V) Eliminates
Need for a Voltage Regulator
Fully Differential Design Reduces RF
Rectification and Eliminates Bypass
Capacitor
Improved CMRR Eliminates Two Input
Coupling Capacitors
Space Saving 3 mm x 3 mm QFN Package
(DRB)
APPLICATIONS
Ideal for Wireless or Cellular Handsets and
PDAs
DESCRIPTION
The
TPA2006D1
filter-free class-D audio power amplifier in a 3 mm
×
3 mm QFN package that requires only three external
components.
The
SHUTDOWN
compatible with 1.8-V logic GPIO, such as are used
on low power cellular chipsets.
APPLICATION CIRCUIT
_
+
PWM
H-
IN-
Bridge
V
O+
V
O-
Internal
Oscillator
C
S
To Battery
V
DD
GND
Bias
Circuitry
R
I
R
I
+
-
Differential
Input
TPA2006D1
SHUTDOWN
8
SHUTDOWN
NC
IN+
IN
V
O
GND
V
DD
V
O+
8-PIN QFN (DRB) PACKAGE
(TOP VIEW)
7
6
5
1
2
3
4
NC No internal connection
IN+
TPA2006D1
SLOS498–SEPTEMBER 2006
1.45-W MONO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER WITH 1.8-V
COMPATIBLE INPUT THRESHOLDS
is
a
1.45-W
high
efficiency
pin
is
fully
Features
improved RF-rectification immunity, and very small
total PCB footprint make the TPA2006D1 ideal for
cellular handsets. A fast start-up time of 1 ms with
minimal pop makes the TPA2006D1 ideal for PDA
applications.
like
88%
efficiency,
–75-dB
PSRR,
In cellular handsets, the earpiece, speaker phone,
and melody ringer can each be driven by the
TPA2006D1. The TPA2006D1 allows independent
gain while summing signals from separate sources,
and has a low 36
μ
V noise floor, A-weighted.
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.
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 2006, Texas Instruments Incorporated
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPA2006D1DRBR 功能描述:音頻放大器 1.45W Mono Fil-Free Class-D Audio Amp 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
TPA2006D1DRBRG4 功能描述:音頻放大器 1.45W Mono Fil-Free Class-D Audio Amp 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
TPA2006D1DRBT 功能描述:音頻放大器 1.45W Mono Fil-Free Class-D Audio Amp 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
TPA2006D1DRBTG4 功能描述:音頻放大器 1.45W Mono Fil-Free Class-D Audio Amp 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
TPA2006D1EVM 功能描述:音頻 IC 開發(fā)工具 AUD POWER AMP RoHS:否 制造商:Texas Instruments 產(chǎn)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
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