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VA2208 Datasheet 15w Filterless Stereo Class D Audio Amplifier

Manufacturer: Viva Electronics

Datasheet Details

Part number VA2208
Manufacturer Viva Electronics
File Size 1.08 MB
Description 15W Filterless Stereo Class D Audio Amplifier
Datasheet VA2208-VivaElectronics.pdf

VA2208 Overview

protection scheme to prevent the damage of Applications speaker voice coils. - LCD TV - Multimedia Speakers The VA2208 is available in small TSSOP-28 green - Sound Bar package with exposed pad. Typical Application VA2208 Rev A.02 1 http://.viva-elec..tw VA2208 Functional Block Diagram VREG RINP Gain Adjust RINN Gain Adjust GAIN0 GAIN1 Gain Control FAULT_B PLIMIT Swing Reference AVDD VREG SD_B PBTL Regulator TTL Buffer LINP Gain Adjust LINN Gain Adjust AGND Power Limit Gate Driver PWM Logic VREG Gate Driver Ramp Generator Biases & References Startup Protection Logic SC Detect Thermal Protect DC Detect UVLO/OCLO VREG Power Limit Gate Driver PWM Logic VREG Gate Driver BSPR PVDDR ROUTP PVSSR BSNR PVDDR ROUTN PVSSR BSPL PVDDL LOUTP PVSSL BSNL PVDDL LOUTN PVSSL VA2208 Rev A.02 2 http://.viva-elec..tw VA2208 Pin Assignments And Descriptions SD_B

VA2208 Key Features

  • Operation Voltage from 8V to 26V
  • Maximum 88% Efficiency with an 8Ω Speaker
  • 15W@8Ω Load with THD+N =10% at 16V
  • 10W@8Ω Load with THD+N =10% at 13V
  • Four Selectable Gain Settings
  • Scalable Power Limit Function
  • Speaker DC Detection and Protection
  • Parallel BTL Speaker Driving Connection
  • Thermal Protection with Auto-Recovery
  • Speaker Protection Circuitry

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