1 | Name:Omnidirectional Electret Condenser Microphone (Foil Electret Type) |
2 | TYPE:BM3722SMD-2A42-CC |
3 | Electrical Specifications: |
| 3.1 | Sensitivity Range | -58±2dB RL=2.2KΩ Vs=3.0V |
( 1KHz 0dB=1V/Pa) |
3.2 | Impedance | Max. 2.2KΩ 1KHz (RL=2.2KΩ) |
3.3 | Frequency | 50-16000Hz |
3.4 | Current Consumption | Max.0.5mA RL=2.2KΩ Vs=3.0V |
3.5 | Operation Voltage Range | 1.0V-10V(DC) |
3.6 | Max. Sound Pressure Level | More than 114dB S.P.L(1KHz,THD<3%) |
3.7 | S/N Ratio | More than 58dB (1KHz 0dB=1V/Pa,A Weighted) |
3.8 | Sensitivity Reduction | 3.0V-2.0V Sensitivity Variation less than 3dB
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