____ 2W Stereo Class-D Audio Power Amplifier
2W Stereo Class-D Audio Power Amplifier
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.
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%
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
Portable DVD/CD Players
Battery Powered Application
Biforst Technology, Inc., reserves the right to change product or specifications without notice.
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