TDA7494

10W AMPLIFIER WITH DC VOLUME CONTROL

Ω,

ST-BY AND MUTE FUNCTIONS

LINEAR VOLUME CONTROL DC COUPLED

WITH POWER OP AMPLIFIER

NO BOUCHEROT CELL

NO ST-BY RC INPUT NETWORK

SIGNAL LINE OUTPUT BEFORE VOLUME

CONTROLLING AND MUTING

3 SWITCHABLE VOLTAGE CONTROLLED

INPUT PINS

SINGLE SUPPLY RANGING UP TO 35V

SHORT CIRCUIT PROTECTION

THERMAL OVERLOAD PROTECTION

INTERNALLY FIXED GAIN

SOFT CLIPPING

LOW TURN-ON TURN-OFF POP NOISE

MULTIWATT 15 PACKAGE

DESCRIPTION

The TDA7494 10W is class AB power amplifier

assembled in the @Multiwatt 15 package, spe-

cially designed for high quality sound, TV applica-

tions.

Features of the TDA7494 include volume control,

3 switchable inputs, Stand-by and mute functions.

February 1997

VOL

PWR

SW

1

2

3

MUTE/STBY

PROTECTIONS

IN 1

IN 2

IN 3

5

6

1

8

243

7

9

10

14

OUT

VOL CTL

MONITOR

OUT

SW CTL

SVR

MUTE

D95AU414D

13

SGN GND

15

PWR GND

100K

300nF

100K

300nF

10K

1

µF

STAND-BY

470

µF

3 x

470nF

2K

470

µF

BLOCK AND APPLICATION DIAGRAM

Multiwatt15

ORDERING NUMBER: TDA7494

MULTIPOWER BI50II TECHNOLOGY

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