APS11 MEMS piezoelectric loudspeaker

The APS11 is a PZT piezoelectric speaker chip manufactured using MEMS technology. It boasts outstanding high-frequency response characteristics and can replace traditional balanced armature drivers, meeting the needs of all wired headphones, TWS earphones, and AR/VR glasses applications.

Integrated high voltage coefficient thin-film PZT material

Excellent high-frequency response characteristics

Fully MEMS Integrated Manufacturing

It has the advantages of small size and high consistency.

Surface Mount Technology (SMT) Package

Convenient channel design and system integration

Product Details

Performance parameters

parameter	Typical value	unit	condition
Device size	7.88.82.6	mm
Sound hole size	4.7±0.1	mm	Bottom pronunciation
Static capacitor C	70±5	nF
SPL@1K Hz, 1V	95±5	dB	IEC318 Artificial Ear
THD@1K Hz, 1V	0.5±0.5	%	IEC318 Artificial Ear
SPL@100Hz, 1V	80±5	dB	IEC318 Artificial Ear
THD@100Hz, 1V	0.5±0.5	%	IEC318 Artificial Ear
Maximum driving voltage Vmax	40	In
Operating temperature range	-20~120	℃