描述 Description

The TS4995 is an audio power amplifier capable of delivering 1.2 W of continuous RMS output power into an 8 Ω load at 5 V. Thanks to its differential inputs, it exhibits outstanding noise immunity.

特性 Features

■ Differential inputs

■ 90 dB PSRR @ 217 Hz with grounded inputs

■ Operates from VCC = 2.5 V to 5.5 V

■ 1.2 W rail-to-rail output power @ VCC=5 V, THD+N=1, F=1 kHz, with an 8 Ω load

■ 6 dB integrated fixed gain

■ Ultra-low consumption in standby mode (10 nA)

■ Selectable standby mode (active low or active high)

■ Ultra-fast startup time: 10 ms typ. at VCC=3.3 V

■ Available in 9-bump flip chip (300 mm bump diameter)

■ Ultra-low pop and click

Applications

■ Mobile phones (cellular / cordless)

■ PDAs

■ Laptop / notebook computers

■ Portable audio devices