254-ECM944-RO Kobitone, 254-ECM944-RO Datasheet

254-ECM944-RO

Manufacturer Part Number

254-ECM944-RO

Description

Microphones OMNIDIRECT 9.4x6.5mm

Manufacturer

Kobitone

Datasheet

1.254-ECM944-RO.pdf (1 pages)

Specifications of 254-ECM944-RO

Diameter

9.4 mm

Lead Free Status / Rohs Status

Lead free / RoHS Compliant

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Download datasheet (69Kb)

Available from Mouser Electronics

Speciﬁcations are subject to change without notice. No liability or warranty implied by this information. Environmental compliance based on producer documentation.

Part Number:

254-ECM944-RO

Electrical Specifications:

• Sensitivity: -44±2dB

• Standard Operation Voltage: 4.5V

• Frequency Range: 70-20K Hz

• Current Consumption: 0.5mA (max)

• Output Impedance: 2.2kΩ (max)

• S/N Ratio: ≥58dB

• Sound Pressure Level: 110dB

-20

-30

-40

-50

-60

-70

Frequency Response Curve

Microphone Frequency Response. Magn dB re 1.000Pa/V

Electret Condenser Microphone

Filter

(.177±.02)

4.5±.50

200

ø9.4 (ø.37)

www.mouser.com

Mechanical Specifications:

• Operating Temperature: -20℃ ~ +60℃

• Storage Temperature: -25℃ ~ +70℃

Note:

• RoHS Compliant

Term.1 (+)

Dimensions: mm (

Term.2 (-)

(800) 346-6873

Date:

KT-400484

20k

3/4/09

in.)

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