No.

Item

Standard

1

Sensitivity

-56±2dB（0dB=1V/Pa）

2

Output Impedance

≤2.2KΩ

3

Directivity

Omnidirectional

4

Frequency Range

20-16,000Hz

5

Operation Voltage

DC 1.0V-10V

6

Standard Power Supply

DC3.0V

7

Min Operation Voltage

1.0V

8

Current Consumption

≤0.5mA

9

Signal to Noise Ratio

≥60dB

Item

Test Condition

Minimum

Standard

Maximum

Unit

Sensitivity

f=1kHz,P=1Pa

-60

-58

-56

dB

Output impedance

f=1kHz, P=1Pa

2.2k

Ω

Current Consumption

0.5

mA

Signal to Noise Ratio

f=1kHz, P=1Pa

40

dB

Decreasing Voltage
Characteristic

f=1kHz, P=1Pa
Vs=2V to 1.0V

-3

dB

Sound Pressure Level

f=1kHz

110

dB

    Weight

  Less than:0.35g

 Soldering Heat Shock

To be no interfere in operation after soldering heat shock, Temperature 260℃±5℃ for 3±0.5 seconds.

Terminal Mechanical Strength

To be no interfering in operation after pulled the terminal with 1kg strength for 1 minute.

 Absolute maximum Ratings

 Operating Voltage      

10V

Storage temperature range

-25～+70℃

Operating temperature range

-20～+60℃

Vibration Test

To be no interference in operation after vibration 10Hz to 50Hz for 1 minute full amplitude 1.52mm for 2 hour at three axises.

Drop Test

To be no interference in operation after dropped to concrete floor each one Time from 1 meter height at three directions in state of packing.

Humidity Test

After exposure at 60℃±2℃ and 90 to 95 % relative humidity for 200 hours, sensitivity to be within ±3dB from initial sensitivity.
(The measurement to be done after 2 hours of conditioning at 20℃)

Temperature  Cycle Test

After exposure at -25℃ for 30 minutes, at 20℃ for 10 minutes, at 70℃ for 30 minutes, at 20℃ for 10 minutes, 5 cycles, sensitivity to be within ±3dB from initial sensitivity.
(The measurement to be done after 2 hours of conditioning at 20℃)