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.

TPA0103

1.75-W 3-CHANNEL STEREO AUDIO POWER AMPLIFIER

SLOS167A – JULY 1997 – REVISED MARCH 2000

1

POST OFFICE BOX 655303

– 1.75-W Bridge Tied Load (BTL) Center

Channel

– 500-mW L/R Single-Ended Channels

– < 0.05% THD+N at Full Power

24-Pin TSSOP

CB

Left

MUX

LHPIN

LLINEIN

+

–

BYPASS

COUT+

COUT –

MODE A

HP/LINE

RFC

CFC

RIL

RFL

VDD

RM1

RM2

MODE B

VDD

VDD

CNTL

COUTR

RM3

Right

MUX

COUTL

RHPIN

RLINEIN

NC

NC

RFR

RIR

CIL

CIR

RIRC

RILC

+

–

+

–

MUTE OUT

NC

SHUTDOWN

CIN

10

6

19

9

8

20

21

5

4

15

14

11

7, 18

16

22

3

ROUT

LOUT

GND/HS

1, 12, 13, 24

Internal

Speaker

VDD

1

2

3

4

5

6

7

8

9

10

11

12

24

23

22

21

20

19

18

17

16

15

14

13

GND/HS

NC

LOUT

LLINEIN

LHPIN

CIN

SHUTDOWN

MUTE OUT

COUT+

MODE B

GND/HS

GND/HS

NC

ROUT

RLINEIN

RHPIN

BYPASS

NC

HP/LINE

COUT–

MODE A

GND/HS

PWP PACKAGE

(TOP VIEW)

Copyright

© 2000, Texas Instruments Incorporated

PRODUCTION DATA information is 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.

PowerPAD is a trademark of Texas Instruments Incorporated.