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深圳市鑫视语电子有限公司
联系人:李雪芳
女士 (销售) |
电 话:0755-33148177 |
手 机:13715349748 |
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3722L贴片咪 |
1、Electrical characteristics (Temp=20±2℃Room Humidity=65±5%)
No Parameter Symbol Condition Limits Unit
Min. Center Max.
1.1 Sensitivity S 0dB=1V/Pa,at 1kHz -45 -42 -39 dB
1.2 Output impedance Z out f=1kHz 2.2 KΩ
1.3 Current Consumption IDSS VCC =2.0V,RL=2.2KΩ 500 μA
1.4 Signal to Noise Ratio S/N at 1kHz S.P.L=1Pa
(A-Weighted Curve) 58 dB
1.5 Decreasing Voltage ΔS-VS VCC=1.0V to2.0V -3 dB
1.6 Operating Voltage 1.0 10 V
1.7 Maximum input S.P.L 110 d |
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