
Qualcomm Intelligent Speaker Class D Amplifier
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简介:
Qualcomm智能音箱Class D放大器是一款高效能音频解决方案,专为无线扬声器设计,提供卓越音质和低能耗表现。
Summary of Key Features
- Single speaker amplifier; add a second one for stereo support.
- Provides flexible configuration options for optimization in terms of cost and layout.
- Supports both digital SoundWire and analog audio inputs.
- Includes current and voltage sensing to protect the speakers.
- Up to 2 W (WSA8810) or 4 W (WSA8815) output power into an 8 Ω load.
- Both WSA8810 and WSA8815 support stereo applications.
- Features a temperature sensor for IC overheat protection and speaker safety.
- Includes on-chip multilevel boost switching mode power supply (SMPS) suitable for high voltage, high-power scenarios; can switch to bypass mode for lower power usage.
- Available in a single CMOS die with dimensions of 2.24 × 2.63 × 0.55 mm and a wafer-level nanoscale package (WLNSP) featuring 35 pads.
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