9.7 * 4.5 mm microphone
Product Description
Parameter |
SPEC. |
Unit |
|
Directional Characteristic |
Omni - Directional |
－ |
|
Sensitivity |
-40±3 |
dB |
|
Impedance |
2.2(Max) |
kΩ |
|
S/N Ratio ( A weighted network) |
58(Min) |
dB |
|
Maximum Input Sound Pressure Level |
110 THD≤3% |
dB |
|
Standard Operating Voltage |
4.5 |
Vdc |
|
Operating Voltage Range |
1.0~10.0 |
Vdc |
|
Decrease Voltage Characteristics(Vs=4.5 to 3.0V dc) |
-3(Max) |
dB |
|
Current Consumption |
500(Max) |
μA |
|
Standard Test Circuit |
See Fig. 1 |
－ |
|
Frequency Response Characteristic |
See Fig. 2 |
－ |
|
Memo |
Standard test condition |
RL=2.2kΩ, Vs=4.5V dc (@f=1kHz, Pin=1Pa, 0dB=1V/Pa,L=50 cm) |
|