TDA7498L中文资料意法半导体数据手册PDF规格书

描述 Description

The TDA7498L 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.

特性 Features

■ 80 W + 80 W output power at THD = 10 with RL = 6 Ω and VCC = 32 V

■ 70 W + 70 W output power at THD = 10 with RL = 8 Ω and VCC = 34 V

■ Wide-range single-supply operation (14 - 36 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