电磁式蜂鸣器 magnetic buzzer
电磁式蜂鸣器是由振荡器、电磁线圈、磁铁、振动膜片及外壳等组成。
电磁式蜂鸣器主要分为:无源电磁式蜂鸣器、有源电磁式蜂鸣器。
接通电源后,振荡器产生的音频信号电流通过电磁线圈,使电磁线圈产生磁场。振动膜片在电磁线圈和磁铁的相互作用下,周期性地振动发声
本产品由电磁力驱动金属膜片发声,灵敏度高、体积小。适合用于电器产品、电子产品的警示发声用途。有源蜂鸣器内含音频振荡电路,接上
直流电源即可发“嘀----”声。无源蜂鸣器则要输入音频信号电流才能发声。
电磁式有源蜂鸣器
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------ item ------
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yh-0904d03ya
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yh-0904d05ya
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yh-0904d09ya
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rated voltage-额定电压
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3.0 vdc
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5.0 vdc
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9.0 vdc
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operating voltage-电压范围 |
2.0vdc~5.0vdc
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3.0vdc~7.0vdc
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7.0vdc~11vdc
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rated current (max) 消耗电流* |
max.30 ma
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max.30 ma
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max.30 ma
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sound pressure level at 10cm-输出音压* |
min.80db
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min.80db
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min.80db
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frequency of output signal-输出频率 |
2400 ± 400 hz
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2400 ± 400 hz
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2400 ± 400 hz
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operating temperature rage-操作温度 |
-30℃ to
+70℃
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-30℃ to
+70℃
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-30℃ to
+70℃
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storage temperature rage-贮藏温度 |
-40℃ to
+80℃
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-40℃ to
+80℃
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-40℃ to
+80℃
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weight 重量 |
2.0g |
2.0g |
2.0g |
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- *value applying rated voltage ( dc ) |
------ outline drawing -------- |
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------ frequency characteristics ------ |
buzzer
soldering process 焊接工艺 |
soldering parameter 焊接参数
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temp.(
0c)
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time(sec.)
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times
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inclusive
lead
含铅 |
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reflow
soldering
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230±10
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above
1700c time 40~70
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2
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wave
soldering
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245±5
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3~6
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1~2
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manual
soldering
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330±10
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1~2
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1~2
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lead
free
无铅 |
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reflow
soldering
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245±15
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above
1800c time 40~70
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3
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★
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wave
soldering
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260±5
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4~8
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2~3
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★
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manual
soldering
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350±10
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1~3
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2~3
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本产品的加工定制是是,品牌是Ks,型号是YH-ks2310,种类是蜂鸣器(片),驱动方式是电磁式,是否有源是有源,材质是T,规格尺寸是23*10(mm),声道数是双声道(立体声)