RIGHTINP

RIGHTINM

LEFTINP

LEFTINM

CPP CPN

CPVSS

VDD

VDD

HPLEFT

HPRIGHT

SDA

SCL

SD

GND

GND

GPIO

I C

2

AudioSource

LeftOutM

LeftOutP

RightOutM

RightOutP

TPA6130A2

1 F

m

0.47 F

m

0.47 F

m

0.47 F

m

1 F

m

0.47 F

m

1 F

m

1 F

m

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TPA6130A2

SLOS488F – NOVEMBER 2006 – REVISED MARCH 2015

1 Features

3 Description

The TPA6130A2 is a stereo DirectPath™ headphone

1

•

DirectPath™ Ground-Referenced Outputs

amplifier

with

digital

volume

control.

The

–

Eliminates Output DC Blocking Capacitors

TPA6130A2

has

minimal

quiescent

current

–

Reduces Board Area

–

Reduces Component Height and Cost

allows maximum flexibility with a 64 step audio taper

–

Full Bass Response Without Attenuation

volume control, channel independent enables and

•

Power Supply Voltage Range: 2.5 V to 5.5 V

mutes, and the ability to configure the outputs into

stereo, dual mono, or a single receiver speaker BTL

•

64 Step Audio Taper Volume Control

amplifier that drives 300 mW of power into 16

Ω

•

High Power Supply Rejection Ratio

loads.

(>100 dB PSRR)

The TPA6130A2 is a high fidelity amplifier with an

•

Differential Inputs for Maximum Noise Rejection

SNR of 98 dB. A PSRR greater than 100 dB enables

(68 dB CMRR)

direct-to-battery connections without compromising

•

High-Impedance Outputs When Disabled

the listening experience. The output noise of 9

μVrms

•

Advanced Pop and Click Suppression Circuitry

(typical

A-weighted)

provides

a

minimal

noise

background during periods of silence. Configurable

•

differential inputs and high CMRR allow for maximum

–

Per Channel Mute and Enable

noise rejection in the noisy environment of a mobile

–

Software Shutdown

device.

–

Multi-Mode Support: Stereo HP, Dual Mono

TPA6130A2 packaging includes a 2 by 2 mm chip-

HP, and Single-Channel BTL Operation

scale package, and a 4 by 4 mm QFN package.

–

Amplifier Status

Device Information(1)

•

Space Saving Packages

PART NUMBER

PACKAGE

BODY SIZE (NOM)

–

20 Pin, 4 mm x 4 mm QFN

WQFN (20)

4.00mm x 4.00mm

–

16 ball, 2 mm x 2 mm DSBGA

TPA6130A2

DSBGA (16)

2.00mm x 2.00mm

•

ESD Protection of 8 kV HBM and IEC Contact

(1) For all available packages, see the orderable addendum at

the end of the datasheet.

2 Applications

•

Mobile Phones

•

Portable Media Players

•

Notebook Computers

•

High Fidelity Applications

4 Simplified Schematic

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.