Microphone

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Product Description

10mmx5mm  Omni-directional mini capacitive microphone condenser mic capsule 1050 1005  for household electrical appliances,computer,toy,telephone,cell phone,earphone,headset headphone,medical,meter and instrument - Changzhou Esuntech Co Ltd.        


Test Conditions:VS=4.5V,RL=2.2KΩ,Temp=20±2°C, R.H=60±5%

ModelEMC1050
ITEMSymbolTest ConditionsMinStandardMax
SensitivitydB(0dB=1V/Pa)  Sf=1KHz,S.P.L=1Pa-45-42-39
Impedance(KΩ)  Zf=1KHz,S.P.L=1Pa

2.2
DirectivityOmni-directional
Current  Consumption(μA)  I


500
Operation Voltage Range(V)  VS
1210
S/N Ratio(dB) S/N(A)f=1KHz, S.P.L=1Pa,A Curve
55
Decreacing Voltage Characteristic(dB)  Sf=1KHz, S.P.L=1Pa,VS=4.5-3.0V-3
Max.Input Sound Level(dB) MISPLf=1KHz,Distortion≤3%110

4

TEST CIRCIUT

Vs:Source Voltage 2.0 V   RL:Load Resistance 2.2

3

Test Setup Drawing

333


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