Gereral Description

The APA4800 is an integrated class AB stereo head phone amplifier contained in an SO-8 or a DIP-8 plastic package. The APA4800 is capable of delivering 290mW of max. output power to an 8Ω load with less than 10 (THD+N) from a 5V power supply. The device has been primarily developed for portable digital audio applications.

Features

• O perating Voltage

Single Supply 3V to 7V

Dual Supply ±1.5V to ± 3.5V

• High Signal-to-Noise Ratio 100dB

• High Slew Rate 5V/ µs

• Low Distortion -65dB

• Output Power at 10 THD+N

into 8Ω 290mW

into 16Ω 190mW

• Large Output Voltage Swing

• Excellent Power Supply Ripple Rejection

• Low Power Consumption

• Short-circuit Elimination

• Wide Temperature Range

• No Switch ON/OFF Clicks

• Available in 8 pin SOP or DIP Package

Applications

• Portable Digital Audio

• Personal Computers

• Microphone Preamplifier