AP4890B-MSOP8 IC-4890 1W AUDIO AMPLIFIER SMD MSOP8 APLUS The AP4890B-MSOP8 is a high-quality product offering IC-4890 1W AUDIO AMPLIFIER SMD MSOP8 APLUS. With a shrink ratio of N/A and -40°C~+125°C operating temperature, it provides reliability in various applications.