PurePathDigital

0,1

1

10

4Ohm (6kHz)

4Ohm (1kHz)

TOTAL HARMONIC DISTORTION+NOISE

VS

OUTPUT POWER

TC = 75 C

CONFIG = BTL

0,001

0,01

0,1

1

10

0,01

1

100

P

4Ohm (6kHz)

4Ohm (1kHz)

TOTAL HARMONIC DISTORTION+NOISE

VS

OUTPUT POWER

TC = 75 C

CONFIG = BTL

TAS5613A

www.ti.com

SLAS711B

– JUNE 2010 – REVISED SEPTEMBER 2011

150W STEREO / 300W MONO PurePath

™ HD ANALOG-INPUT POWER STAGE

Check for Samples: TAS5613A

1

FEATURES

•

Thermally Enhanced Package Options:

– PHD (64-pin QFP)

23

•

Active Enabled Integrated Feedback Provides:

(PurePath

™ HD)

– DKD (44-pin PSOP3)

– Signal Bandwidth up to 80kHz for High

APPLICATIONS

Frequency Content From HD Sources

– Ultra Low 0.03% THD at 1W into 4Ω

•

Home Theater Systems

– Flat THD at all Frequencies for Natural

•

AV Receivers

Sound

•

DVD/ Blu-ray Disk

™ Receivers

– 80dB PSRR (BTL, No Input Signal)

•

Mini Combo Systems

– >100dB (A Weighted) SNR

•

Active Speakers and Subwoofers

– Click and Pop Free Startup and Stop

DESCRIPTION

•

Pin compatible with TAS5630, TAS5615 and

The TAS5613A is a high-performance analog input

TAS5611

Class

D

amplifier

with

integrated

closed

loop

•

Multiple Configurations Possible on the Same

feedback technology (known as PurePath

™ HD). It

PCB:

Ω

– Mono Parallel Bridge Tied Load (PBTL)

speakers from a single 36V supply.

– Stereo Bridge Tied Load (BTL)

PurePath

™

HD

technology

enables

traditional

– 2.1 Single Ended (SE) Stereo Pair and

AB-Amplifier performance (

<0.03% THD) levels while

Bridge Tied Load Subwoofer

providing the power efficiency of traditional class D

amplifiers.

•

Total Output Power at 10%THD+N

Unlike traditional Class-D amplifiers, the distortion

– 300W in Mono PBTL Configuration

curve only increases once the output levels move into

– 150W per Channel in Stereo BTL

clipping.

Configuration

PurePath

™ HD technology enables lower idle losses

•

Total Output Power in BTL Configuration at

making the device even more efficient.

1%THD+N

– 160W Stereo into 3Ω

– 125W Stereo into 4Ω

– 85W Stereo into 6Ω

– 65W Stereo into 8Ω

•

>90% Efficient Power Stage With 60-mΩ

Output MOSFETs

•

Self-Protection Design (Including

Undervoltage, Overtemperature, Clipping, and

Short Circuit Protection) With Error Reporting

•

EMI Compliant When Used With

Recommended System Design

(1)

Achievable output power levels are dependent on the thermal

configuration of the target application. A high performance

thermal interface material between the package exposed

heatslug and the heat sink should be used to achieve high

output power levels

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

Blu-ray Disk is a trademark of Blu-ray Disc Association.

3

All other trademarks are the property of their respective owners.

UNLESS

OTHERWISE

NOTED

this

document

contains

Copyright

© 2010–2011, Texas Instruments Incorporated

PRODUCTION DATA information current as of publication date.

Products conform to specifications per the terms of Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.