參數(shù)資料
型號(hào)： TPA2011D1YFFT
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻／視頻放大
英文描述： 3.24 W, 1 CHANNEL, AUDIO AMPLIFIER, BGA9
封裝： 1.21 X 1.16 MM, 0.40 MM PITCH, GREEN, PLASTIC, DSBGA-9
文件頁(yè)數(shù)： 1/24頁(yè)
文件大小： 670K
代理商： TPA2011D1YFFT
TPA2011D1
TPA2011D1
EN
A1
IN+
A2
GND
A3
VO-
B1
B2
PVDD
B3
PGND
VDD
C1
IN-
C2
EN
C3
VO+
TPA2011D1
9-BALL 0.4mmPITCH
WAFERCHIP SCALEPACKAGE (YFF)
(TOP VIEWOFPCB)
1.214 mm
1
.1
6
0
m
www.ti.com
SLOS626A – DECEMBER 2009 – REVISED MAY 2010
3.2W Mono Filter-Free Class-D Audio Power Amplifier
With Auto-Recovering Short-Circuit Protection
Check for Samples: TPA2011D1
1
FEATURES
APPLICATIONS
Wireless or Cellular Handsets and PDAs
Powerful Mono Class-D Amplifier
Portable Navigation Devices
–
3.24 W (4
, 5 V, 10% THDN)
General Portable Audio Devices
–
2.57 W (4
, 5 V, 1% THDN)
–
1.80 W (8
, 5 V, 10% THDN)
DESCRIPTION
–
1.46 W (8
, 5 V, 1% THDN)
The TPA2011D1 is a 3.2-W high efficiency filter-free
Integrated Feedback Resistor of 300 k
class-D audio power amplifier (class-D amp) in a
Integrated Image Reject Filter for DAC Noise
1,21 mm × 1,16 mm wafer chip scale package
Reduction
(WCSP)
that
requires
only
three
external
components.
Low Output Noise of 20 mV
Low Quiescent Current of 1.5 mA
Features like 95% efficiency, 86-dB PSRR, 1.5 mA
quiescent current and improved RF immunity make
Auto Recovering Short-Circuit Protection
the TPA2011D1 class-D amp ideal for cellular
Thermal Overload Protection
handsets. A fast start-up time of 4 ms with no audible
9-Ball, 1,21mm x 1,16 mm 0,4 mm Pitch WCSP
turn-on pop makes the TPA2011D1 ideal for PDA
and
smart-phone
applications.
The
TPA2011D1
allows independent gain while summing signals from
separate sources, and has a low 20 mV noise floor.
APPLICATION CIRCUIT
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.
PRODUCTION DATA information is current as of publication date.
Copyright 2009–2010, 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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