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BL4863 - Dual 2.2W Audio Amplifier Plus Stereo Headphone Function

General Description

The BL4863 is a dual BTL connected Class-AB audio power amplifier designed for multimedia monitors and other portable applications.

Key Features

  •  Stereo headphone amplifier mode  Unity-gain stable  Power output at 5.0V, 1% THD+N, 3Ω 2.50 W (typ. )  Power output at 5.0V, 1% THD+N, 4Ω 2.20 W (typ. )  Power output at 5.0V, 1% THD+N, 8Ω 1.25 W (typ. )  Single-ended mode TND+N at 75mW into 32 Ω load 0.5% (max)  Ultra-low shutdown current 0.1 uA (typ. )  2.0V.
  • 5.5V power operation range  Improved circuitry eliminates pop-click noise during turn-on and turn-off transitions  Thermal shutdown protection circuitry  E.

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Datasheet Details

Part number BL4863
Manufacturer BELLING
File Size 391.18 KB
Description Dual 2.2W Audio Amplifier Plus Stereo Headphone Function
Datasheet download datasheet BL4863 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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BL4863 Dual 2.2W Audio Amplifier Plus Stereo Headphone Function Features  Stereo headphone amplifier mode  Unity-gain stable  Power output at 5.0V, 1% THD+N, 3Ω 2.50 W (typ.)  Power output at 5.0V, 1% THD+N, 4Ω 2.20 W (typ.)  Power output at 5.0V, 1% THD+N, 8Ω 1.25 W (typ.)  Single-ended mode TND+N at 75mW into 32 Ω load 0.5% (max)  Ultra-low shutdown current 0.1 uA (typ.)  2.0V – 5.