应用
它激式压电发声元件具有低功耗、无杂音、可靠性高的特点，通常它用在系统中做报警或提示的蜂鸣器用。
电性能和外形尺寸
|
输出声压 Sound Pressure Level |
75dB min. at 4.0kHz 5Vp-p Square Wave/10cm |
|
谐振频率 Resonant Frequency |
4.0±0.5kHz |
|
静态电容 Static Capacitance |
10.0nF±30% at 100Hz |
|
消耗电流 Current Consumption |
8mA max.(5Vp-p) |
|
额定电压 Allowable input Voltage |
30Vp-p max |
|
工作温度 Operating Temperature Range |
-20℃～+70℃ |
|
贮存温度 Storage Temperature Range |
-30℃～+80℃ |
|
胶壳直径 Case Diameter |
D=12.0±0.5mm |
|
针脚高度 Pin height |
H=4.0±0.5mm |
|
针 距 Terminal distance |
d=5.0±0.5mm |
|
胶壳材料 Case Material |
PBT(Black) |
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