Product Summary

The XPT8731 is an adjustable gain class K audio power amplifier. When the lithium battery-powered 8-ohm speakers can continue to provide the output power of 2W. The unique anti broken sound (NCN) features the size of the output signal automatically adjusts gain to achieve a comfortable listening experience. The XPT8731 is suitable for Mobile Phone, MP3/MP4, GPS and Digital Photo Frame.

Features

XPT8731 features: (1)Original structure of K-class audio amplifier; (2)Selectable Gain:12dB、16 dB、24 dB、28dB; (3)The integrated boost circuit; (4)Non-Clip function; (5)VDD=4.2V,The output power of 2W; (6)High pressure technology; (7)Line pulse control; (8)Power,Power-fail acoustic suppression ability; (9)Over-temperature protection,short circuit protection; (10)±8KV HBM ESD; (11)±450mA Latch-up; (12)4mm×4mm 28-Pin TQFN Package.

Diagrams

XPT8731 block diagram