TDA7498E PDF 规格书.pdf

TDA7498E 160-watt + 160-watt dual BTL class-D audio amplifier Preliminary data Features ■ 160-W + 160-W output power at THD = 10% with RL = 4 Ω and VCC = 36 V ■ 1 x 220 W output power mono parallel BTL at THD = 10% with RL = 3 Ω and VCC = 36 V ■ Wide-range single-supply operation (14 - 36 V) ■ High efficiency (η = 85%) PowerSSO36 ■ Parallel BTL function using the MODE pin with exposed pad up ■ Four selectable, fixed gain settings of nominally 23.8 dB, 29.8 dB, 33.3 dB and 35.8 dB ■ Differential inputs minimize common-mode Description noise The TDA7498E is a dual BTL class-D audio ■ Standby and mute features amplifier with a single power supply designed for ■ Smart protection home systems and active speaker applications. ■ Thermal overload protection It comes in a 36-pin PowerSSO package with ■ Small offset less than 20 mV exposed pad up (EPU) to facilitate mounting a separate heatsink. Table 1. Device summary Order code Operating temp. range Package Packaging TDA7498E 0 to 70 °C PowerSSO36 (EPU) Tube TDA7498ETR 0 to 70 °C PowerSSO36 (EPU) Tape and reel December 2011 Doc ID 022595 Rev 1