TDA7498 Просмотр технического описания (PDF) - STMicroelectronics

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TDA7498

100-watt + 100-watt dual BTL class-D audio amplifier

STMicroelectronics 

TDA7498

100-watt + 100-watt dual BTL class-D audio amplifier

Features

■ 100-W + 100-W output power at

THD = 10% with RL = 6 Ω and VCC = 36 V

■ 80-W + 80-W output power at

THD = 10% with RL = 8 Ω and VCC = 34 V

■ Wide-range single-supply operation (14 - 39 V)

■ High efficiency (η = 90%)

■ Four selectable, fixed gain settings of

nominally 25.6 dB, 31.6 dB, 35.1 dB and

37.6 dB

■ Differential inputs minimize common-mode

noise

■ Standby and mute features

■ Short-circuit protection

■ Thermal overload protection

■ Externally synchronizable

PowerSSO36

with exposed pad up

Description

The TDA7498 is a dual BTL class-D audio

amplifier with single power supply designed for

home systems and active speaker applications.

It comes in a 36-pin PowerSSO package with

exposed pad up (EPU) to facilitate mounting a

separate heatsink.

Table 1. Device summary

Order code

Operating temp. range

Package

TDA7498

-40 to 85 °C

PowerSSO36 (EPU)

TDA7498TR

-40 to 85 °C

PowerSSO36 (EPU)

Packaging

Tube

Tape and reel

September 2011

Doc ID 16107 Rev 8

1/28

www.st.com

28

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