Electret Condenser Microphone
Date:
3/6/09
Dimensions: mm (in.)
Part Number:
254-ECM947-RO
(+)
Air Hole
ø9 (ø.354)
(-)
ø.90 (ø.035)
Electret Condenser Microphone
ø9.7 (ø.38)
.20 (.008)
5 (.197)
.60 (.024)
Microphone Frequency Response
-40
-50
-60
-70
-80
-90
dB Ref. 1V/Pa
20
50
0 Deg
100
200
135 Deg
500
1k
180 Deg
2k
5k
10k
20k
KT-400497
Electrical Specifications:
•
Sensitivity: -47±3dB
•
Standard Operation Voltage: 1.5V
•
Output Impedance: 680Ω (max.)
•
Frequency Range: 70-20K Hz
•
Current Consumption: 0.5mA (max.)
•
S/N Ratio: >55dB
Mechanical Specifications:
•
Operating temperature: -20°C ~ +60°C
•
Storage temperature: -30°C ~ +70°C
Note:
•
RoHS Compliant
Available from Mouser Electronics
www.mouser.com
(800) 346-6873
Specifications are subject to change without notice. No liability or warranty implied by this information. Environmental compliance based on producer documentation.
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