9.7 * 4.5 mm microphone

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)