| Place of Origin: | China (Mainland) |
|---|---|
| Use: | audio |
| Communication: | Wired |
| Style: | Condenser electret microphone |
| Model Number: | Electret Unidirectional Condenser Microphone |
| Brand Name: | OEM service available |
| Feature: | Foil Electret Unidirectional Condenser Microphone |
| OEM / ODM: | available |
| Item: | Noise Cancelling microphone |
Quick Details
Specifications
Omnidirectional Electret Condenser Microphone
Specification
Sensitivity: -30~50dB (0dB=1V/Pa.1KHz)
Directivity: Omnidirectional
Impedance: Low impedance
Standard Operation Voltage: 1.5V~4.5V
Size: 9.7 x 6.7mm, 6 x 5mm, 9.0 x 5.0mm, etc.
* Sensitivity, Standard Operation Voltage, Impedance can be changed according to customer requirement
Foil condenser electret microphones, Noise Cancelling microphone.
Suitable for using Toy,Medical equipment, telecommunication, household appliance, Audio and Video Products, etc.
The specifications should be applied to electret condenser microphone
2.Storage And Judgement Conditions
|
|
Temperature Range(°C) |
Rel. Humidity(%) |
Static Pressure(kPa) |
|
Judgement |
19~21 |
60~70 |
86~106 |
|
Storage |
-40~80 |
|
|
|
Operating |
-20~70 |
|
|
Test Conditions:VS=1.5V,RL=680Ω,Temp=20±2°C, R.H=60±5%
|
ITEM |
Symbol |
Test Conditions |
Min |
Standard |
Max |
Unit |
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|
Sensitivity |
S |
f=1KHz, S.P.L=1Pa |
-50 |
-47 |
-44 |
dB 0dB=1V/Pa |
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|
Impedance |
Z |
f=1KHz, S.P.L=1Pa |
|
|
680 |
Ω |
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|
Directivity |
Unidirectional |
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|
Current Consumption |
I |
|
|
|
500 |
UA |
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|
Operation Voltage Range |
VS |
|
1.0 |
1.5 |
10 |
V |
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|
S/N Ratio |
S/N(A) |
f=1KHz,S.P.L=1Pa A Curve |
55 |
|
|
dB |
|||||
|
Decreacing Voltage Characteristic |
S |
f=1KHz,S.P.L=1Pa VS=1.5-1.1V |
|
|
-3 |
dB |
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|
Max.Input Sound Level |
MISPL |
f=1KHz, Distortion<1% |
|
|
110 |
dB |
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