TAS5631

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SLES221C – JULY 2009 – REVISED APRIL 2010

MODE SELECTION PINS

MODE PINS

OUTPUT

DESCRIPTION

CONFIGURATION

M3

M2

M1

0

0

0

2N

2 × BTL

AD mode

0

0

1

—

—

Reserved

0

1

0

2N

2 × BTL

BD mode

0

1

1

1N

1 × BTL +2 × SE

AD mode

1

0

0

1N

4 × SE

AD mode

2N

1

0

1

1 × PBTL

0

0

AD mode

1N

1

0

BD mode

1

1

0

Reserved

1

1

1

(1)

The 1N and 2N naming convention is used to indicate the number of PWM lines to the power stage per channel in a specific mode.

(2)

INPUT_C and INPUT_D are used to select between a subset of AD and BD mode operations in PBTL mode.

PACKAGE HEAT DISSIPATION RATINGS

(1)

PARAMETER

TAS5631PHD

TAS5631DKD

2.63

14

4.13

2.04

6.45

3.45

(1)

(2)

0.44°C/W for the DKD package.

PACKAGE

DESCRIPTION

0°C–70°C

TAS5631PHD

64-pin HTQFP

0°C–70°C

TAS5631DKD

44-pin PSOP3

(1)

For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI

Web site at www.ti.com.

Copyright © 2009–2010, Texas Instruments Incorporated

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Not Recommended For New Designs