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TDA7497SA

February 2005

This is preliminary information on a new product now in development. Details are subject to change without notice.

1

FEATURES

OUTPUT POWER @THD = 10%, Vcc = 25V

CHANNEL AND MAIN CHANNELS

2

DESCRIPTION

The TDA7497SA is a triple 8+8+15W class AB power

amplifier assembled in the @ Clipwatt 15 package,

specially designed for high quality sound, TV applica-

tions.

Features of the TDA7497SA include mute functions

independently controlled for main and center chan-

nels.

PRODUCT PREVIEW

8W+8W+15W TRIPLE AMPLIFIER

Figure 2. Block Diagram

OP AMP

+

-

MUTE

PROTECTIONS

1

470nF

C1

C11

0.1

µF

C2

C3

C4

INR

30K

OP AMP

+

-

30K

C10

0.1

µF

C9

1000

µF

C8 1000

µF

C6 1000

µF

C7

1

µF

10K R1

10K R2

5

470nF

INL

8

S_GND

14

9

10

12

OUTR

MUTE2

MUTE1

OUTL

11

PW_GND

470

µF

SVR

7

D98AU961B

PW_GND

15

13

S1 MUTE2

(CENTER)

+5V

S2 MUTE1

(L/R)

+5V

S_GND

60K

C12 1

µF

OP AMP

+

-

30K

1000

µF

C5

6

470nF

INC

3

OUTC

4

PW_GND_C

2

Rev. 3

Figure 1. Package

Table 1. Order Codes

Part Number

Package

TDA7497SA

Clipwatt15

Clipwatt15