欧美成人国产在线_日韩精品久久无码中文字幕户外_中文字幕在线你懂的视频_亂倫近親相姦実av_日韩精品国产精品亚洲_天堂中文日韩av_一个人看的www片免费高清视频_一级做a爰片久久毛片_精品人妻一区二区三区人妻_黄色电影亚洲午夜

Piezoelectric passive buzzer

BCE-19220

Characteristic:

● small volume (19x10.5mm)

● high sound pressure (≥ 83db at 6V)

● low consumption current (≤ 10mA, 6v2khz)

● easy installation (horizontal insertion welding)


Detail

Electrical performance parameters


Electrical performance parameters

Model  No

BCE-19220

Min Sound Pressure Level

83dB at 2KHZ at 6Vp-p at 10cm

Operating Voltage

3~30V

Max Current Consumption

<10mA

Resonant Frequency

2.0±0.4KHz

Capacitance at 120HZ

25±30%nF

Housing Material

PBT

Operating Temperature

-20℃~+70℃

Storage Temperature

-30℃~+80℃

Weight

1.7g

Frequency response curve


11.jpg

Test method and reference circuit
Test method
Reference circuit