LM48310 - Texas Instruments

LM48310 Audio Power Amplifier

The LM48310 is a single supply, high efficiency, mono, 2.6W, filterless switching audio amplifier. The LM48310 features TI’s Enhanced Emissions Suppression (E2S) system, that features a unique patent-pending ultra low EMI, spread spectrum, PWM architecture, that significantly reduces RF emissions while preserving audio quality and efficiency. The E2S system .

Features

1
•2 Passes FCC Class B Radiated Emissions with 20 inches of cable
• E2S System Reduces EMI while Preserving Audio Quality and Efficiency
• Output Short Circuit Protection with AutoRecovery
• Stereo Class D Operation
• No Output Filter Required
• Internally Configured Gain (12dB)
• Synchronizable Oscillator for Multi-Channel Operation
• Low Power Shutdown Mode
• Minimum External Components
• "Click and Pop" Suppression
• Micro-Power Shutdown
• Available in Space-Saving WSON Package APPLICATIONS
• Mobile Phones
• PDAs
• Laptops KEY SPECIFICATIONS
• Efficiency at 3.6V, 400mW into 8Ω 85% (typ)
• .