TPA2011D1

TPA2011D1

TPA2011D1

TPA2011D1

EN

A1

IN+

A2

GND

A3

B1

B2

B3

PGND

C1

IN-

C2

EN

C3

TPA2011D1

9-BALL 0.4mmPITCH

WAFERCHIP SCALEPACKAGE (YFF)

(TOP VIEWOFPCB)

1.214 mm

TPA2011D1

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

Ω, 5 V, 10% THDN)

•

General Portable Audio Devices

–

2.57 W (4

Ω, 5 V, 1% THDN)

–

1.80 W (8

Ω, 5 V, 10% THDN)

DESCRIPTION

–

1.46 W (8

Ω, 5 V, 1% THDN)

The TPA2011D1 is a 3.2-W high efficiency filter-free

•

Integrated Feedback Resistor of 300 k

Ω

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.