TDA7297

15+15W DUAL BRIDGE AMPLIFIER

WIDE SUPPLY VOLTAGE RANGE (6V -18V)

MINIMUM EXTERNAL COMPONENTS

– NO SWR CAPACITOR

– NO BOOTSTRAP

– NO BOUCHEROT CELLS

– INTERNALLY FIXED GAIN

STAND-BY & MUTE FUNCTIONS

SHORT CIRCUIT PROTECTION

THERMAL OVERLOAD PROTECTION

DESCRIPTION

The TDA7297 is a dual bridge amplifier specially

designed for TV and Portable Radio applications.

May 1997

1

2

4

Vref

ST-BY

7

IN1

0.22

µF

VCC

13

3

D94AU175B

+

-

-

+

OUT1+

OUT1-

15

14

12

MUTE

6

IN2

0.22

µF

+

-

-

+

OUT2+

OUT2-

8

9

S-GND

PW-GND

470

µF

100nF

BLOCK AND APPLICATION DIAGRAM

Multiwatt 15

ORDERING NUMBER: TDA7297

TECHNOLOGY BI20II

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