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GK2171 Rev.1.0
GK2171 ——
3W Audio Power Amplifier with Shutdown Mode
z General Description
--- The GK2171 is a mono bridged audio power amplifier capable of delivering 3W of continuous average power into a 3Ωload with less than 10% THD when powered by a 5Vpower supply . --- The GK2171 does not require output coupling capacitors, bootstrap capacitors, or snubber networks, it is ideally suited for low-power portable systems that require minimum volume and weight. --- The GK2171 features include thermal shutdown protection, unity-gain stability, and extrnal gain set.
z Key Specifications
·PO (5.0V & 10% THD+N) SOP:into 8Ω 1.5W (typ) SOP/PP:into 4Ω 2.6W (typ) SOP/PP:into3Ω 3.0W (typ) ·Shutdown current 0.1 uA (typ) ·THD at 1kHz at 1W continuous average output power into 8Ω load. 0.