部分SMD 蜂鸣器系列参数

文章摘要：- PHOTO --- ITEM --SM804ASM804BSM804C--- SM804A ---RATED VOLTAGE-额定电压*5.0V OPERATING VOLTAGE-电压范围3.0V ~ 7.0V RATED CURRENT (max) 消耗电流max.80 mA COLI RESISTANCE--线圈阻抗32 ± 3 Ohms SOUND PRESSURE LEVEL(min)-输出音压*min.92dB RESONANT FREQUENCY-谐振频率2,700 Hz OPERATING TEMPERATURE RAGE-操作温度-30℃ to 70℃

部分SMD 蜂鸣器系列参数,标签：元器件命名参数,http://www.88dzw.com

----- PHOTO ----- ------ ITEM ------ SM804A SM804B SM804C --- SM804A --- RATED VOLTAGE-额定电压* 5.0V     OPERATING VOLTAGE-电压范围 3.0V ~ 7.0V     RATED CURRENT (max) 消耗电流 max.80 mA     COLI RESISTANCE--线圈阻抗 32 ± 3 Ohms     SOUND PRESSURE LEVEL(min)-输出音压* min.92dB     RESONANT FREQUENCY-谐振频率 2,700 Hz     OPERATING TEMPERATURE RAGE-操作温度 -30℃ to 70℃     STORAGE TEMPERATURE RAGE-贮藏温度 -40℃ to 85℃     -*Duty 50% square wave --*The condition is take measurements (1) In the anechoic.(2) At the distance of 10cm in front of sound output hole to the microphoneand (3) with the sound generator alone. ------ OUTLINE DRAWING -(UNIT:mm)------- ------ FREQUENCY CHARACTERISTICS ------
----- PHOTO ----- ------ ITEM ------ SM903A SM903B SM903C --- SM903A--- RATED VOLTAGE-额定电压* 3.0V     OPERATING VOLTAGE-电压范围 2.0V ~ 4.0V     RATED CURRENT (max) 消耗电流 max.70 mA     COLI RESISTANCE--线圈阻抗 16 ± 3 Ohms     SOUND PRESSURE LEVEL(min)-输出音压* min.85dB     RESONANT FREQUENCY-谐振频率 2,700 Hz     OPERATING TEMPERATURE RAGE-操作温度 -30℃ to 70℃     STORAGE TEMPERATURE RAGE-贮藏温度 -40℃ to 85℃     -*Duty 50% square wave --*The condition is take measurements (1) In the anechoic.(2) At the distance of 10cm in front of sound output hole to the microphoneand (3) with the sound generator alone. ------ OUTLINE DRAWING -(UNIT:mm)------- ------ FREQUENCY CHARACTERISTICS ------

上一页  [1] [2]