Description
The TS4962 is a differential class-D BTL power amplifier. It can drive up to 2.2 W into a 4 Ω load and 1.4 W into an 8 Ω load at 5 V. It achieves outstanding efficiency (88% typ.) compared to standard AB-class audio amps.

Features
■ Operating from VCC = 2.4 V to 5.5 V
■ Standby mode active low
■ Output power: 2.8 W into 4 Ω and 1.7 W into 8 Ωwith 10% THD+N maximum and 5 V power supply
■ Output power: 2.2 W at 5 V or 0.7 W at 3.0 V into 4 Ω with 1% THD+N maximum
■ Output power: 1.4 W at 5 V or 0.5 W at 3.0 V into 8 Ω with 1% THD+N maximum
■ Adjustable gain via external resistors
■ Low current consumption 2 mA at 3 V
■ Efficiency: 88% typical
■ Signal to noise ratio: 85 dB typical
■ PSRR: 63 dB typical at 217 Hz with 6 dB gain
■ PWM base frequency: 280 kHz
■ Low pop & click noise
■ Thermal shutdown protection
■ Available in DFN8 3 x 3 mm package

Applications
■ Cellular phones
■ PDAs
■ Notebook PCs