TDA7498 - STMicroelectronics

TDA7498 100-watt + 100-watt dual BTL class-D audio amplifier

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. Product status link TDA7498 Product summary Order code TDA7498TR Temperature range -40 to 85 °C Package PowerS.

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 Description The TDA7498 is a dual BTL class-D audio amplifier with single power supply designed for home systems and active speaker.