BA20880

2W Stereo Class-D Audio Power Amplifier BA20880 Data Sheet Rev.1.0, 2008.09.05 Biforst Technology Inc. BA20880 ____ 2W Stereo Class-D Audio Power Amplifier 2W Stereo Class-D Audio Power Amplifier BA20880 GENERAL DESCRIPTION The BA20880 is a 5V class-D amplifier from Biforst Technology. BA20880 provides dc volume control, lower supply current, high efficiency & few external components for driving speaker directly. BA20880 also integrates Anti-Pop, Output Short & Over-Heat Protection Circuitry to increase device reliability. The functionality makes this device ideal for LCD projectors, LCD monitors, powered speakers & other applications that demand more battery life. FEATURE 2.3W Per Channel Into 4-Ω Speakers (THD+N = 10%@5V) Operation Voltage From 3.3 To 5.5V DC Volume Control From –37dB to 20dB Low Shutdown Control : <10μA Low Noise Floor, -80dBV Maximum Efficiency into 3-Ω, 77% Maximum Efficiency into 8-Ω, 87% PSRR, -71dB Filter Free PWM Output Technology without LC Output Filter Integrated Anti-Pop Circuitry Integrated Output Short Protection Circuitry Integrated Over-Heat Protection Circuitry Provide DC Volume Control Package Type: DIP 18Pin APPLICATION LCD Monitors Powered Speakers Cellular Phones PDA Portable DVD/CD Players USB Audio Battery Powered Application _________________________________________________________________________________________________ Biforst Technology, Inc., reserves the right to change product or specifications without notice. Page 1 of 1...