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

TAS5613

www.ti.com

SLAS676 – NOVEMBER 2009

150W STEREO / 300W MONO PurePath™ HD ANALOG-INPUT POWER STAGE

Check for Samples: TAS5613

1

FEATURES

•

Two Thermally Enhanced Package Options:

23

•

Active Enabled Integrated Feedback Provides:

–

PHD (64-pin QFP)

(PurePath™ HD)

–

DKD (44-pin PSOP3)

–

Signal Bandwidth up to 80kHz for High

Frequency Content From HD Sources

APPLICATIONS

•

Home Theater Systems

–

Ultra Low 0.03% THD at 1W into 4

Ω

•

AV Receivers

–

Flat THD at all Frequencies for Natural

•

DVD/ Blu-ray Disk™ Receivers

Sound

•

Mini Combo Systems

–

80dB PSRR (BTL, No Input Signal)

•

Active Speakers and Subwoofers

–

>100dB (A Weighted) SNR

–

Click and Pop Free Startup and Stop

DESCRIPTION

•

Pin compatible with TAS5630, TAS5615 and

The TAS5613 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

providing the power efficiency of traditional class D

Bridge Tied Load Subwoofer

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 3

Ω

–

125W Stereo into 4

Ω

–

85W Stereo into 6

Ω

–

65W Stereo into 8

Ω

•

>90% Efficient Power Stage With 60-m

Ω

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 © 2009, 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.