AUDIO

Amplifier

Manufacturers:

Фирма	Link	Продукция	Продажники
Diodes	https://www.diodes.com/	Amp, …	-
Nsiway	http://www.nsiway.com.cn/news/15.html	Amp, Touch controller, …	Компел, Чип-дип
Heroic	https://www.heroic.com.cn/	Amp, power, rgb driver, …	Компел
Hmsemi	https://hmsemi.com/	Amp AB\D, power, … много всякого разного!!!	?
Hmsemi	HM8881	6.5W	ClassD\AB	SOIC8	https://hmsemi.com/downfile/HM8881.PDF
Heroic	HT6873	0.2$	2.5W	ClassD	SOIC8	https://www.heroic.com.cn/public/uploads/file/20191114/1573699200606250.pdf
Nsiway	NS4150B, NS4150C	0.08$	2.5W	ClassD	SOIC8, MSOP8	https://static.chipdip.ru/lib/002/DOC013002158.pdf
Diodes	PAM8302A	0.12$	2.5W	ClassD	SOIC8, MSOP8, DFN8	https://www.diodes.com/assets/Datasheets/PAM8302A.pdf

Buzzers

Manufacturers:

CUI	https://www.cuidevices.com/catalog/audio/buzzers
JL WORLD	https://www.jlworld.com/products/pin/
KLS	https://klsele.com/products/Buzzers-Microphones-Speakers.html

audio indicators

internal drive circuit

drive

Vdc

dc voltage

Vac

ac voltage

audio transducers

external drive circuit

drive

Vo-p

Vp-p

Vdc

for 3 pin piezo ???? непонятно…

piezo elements

external drive circuit

Vp-p

sirens

CEM-1206S	CUI	audio transducer	Vo-p	6V
HCM1206A	JL WORLD	audio transducer	Vo-p	5V
L-KLS3-MT-12×09-B	KLS	audio transducer	Vo-p	5V
HCM1203X	JL WORLD	audio indicator	Vdc	3V
HCM1201X	JL WORLD	audio indicator	Vdc	1.5V

Drive circuit 1: (external, Vop)

Drive circuit 2 (external, Vpp 3pin piezo):

Drive circuit 3 (external, Vpp):

Microphone

RUICHI	DG06050CD-P	Электретный микрофон D6-H5-C1.9-TH

Speaker

RUICHI	S1585	Головка электродинамическая 1W W10-L20-H4 1W 8R