2W Stereo Class-D Audio Power Amplifier
2W Stereo Class-D Audio Power Amplifier BA20880 Data Sheet
Rev.1.0, 2008.09.05
Biforst Technology Inc.
BA20880
____ 2W...
Description
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.
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