328
•
Rezonans chastotasi 4,2
±0,5 KGts
•
Akustik quvvati min 85dB (10sm U
pit
=5V)
•
Talab qiladigan maksimal tok I
max
=20mA
•
Ishchi temperatura diapazoni -20
0
C +80
0
C
3.2-rasm. Elektrik sxemasi
YL-44 (sirena) zummer modulining
Arduino UNOga ulash sxemasi.
•
VCC – kuchlanish ta`minoti;
•
I/O – boshqruv signali;
•
GND – umumiy kontakt.