MR-23151-000 Knowles Acoustics, MR-23151-000 Datasheet - Page 8
![MIC MAGNETIC 50' SUBMERSIBLE](/photos/0/4/461/mr-23151_sml.jpg)
MR-23151-000
Manufacturer Part Number
MR-23151-000
Description
MIC MAGNETIC 50' SUBMERSIBLE
Manufacturer
Knowles Acoustics
Series
MRr
Type
Magnetic, Waterproofr
Specifications of MR-23151-000
Sensitivity
-87.5dB ±3dB
Size / Dimension
Circular - 22.12mm Dia x 9.3mm H
Impedance
300 Ohm
Frequency
280Hz ~ 5kHz
Termination
Wire Leads
Direction
Omnidirectional
Port Location
Side
Directional Properties
Omnidirectional
Operating Voltage
1.3 V
Termination Style
Wire Leads
Dimensions
9.3 mm L
Diameter
22.12 mm
Length
9.3 mm
Transducer Function
Microphone
Device Type
Microphone
Directivity
Omni
External Diameter
22.12mm
Output Impedance
300ohm
Drain Current Max
50µA
Terminal Type
Wire Leads
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Filter Type
-
S/n Ratio
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
423-1015
MR-23151
MR-3151
MR3151
MR-23151
MR-3151
MR3151
8
MICROPHONES – ECMs
Uni-Directional – 3 mm, 6 mm, 9.7 mm
Noise Canceling – 4 mm, 6 mm, 9.7 mm
Value Added Microphone Assemblies
Knowles Acoustics has over 60 years experience with precision assembly for demanding applications. By allowing Knowles to
work with your design engineers we are typically able to provide a lower overall cost (time to market, R&D expenses,
production scrap and inventory issues) with some of the highest quality standards in the industry.
•
•
•
Notes:
1. All sensitives are referenced at 1 kHz (1V/Pa)
2. Frequency graphs are typical. Contact manufacturer
Multiple value added models with cable wire leads and connectors along with rubber boot housings that all meet current RoHS standards are available
Outsource your existing assembly that contains a Knowles component, and maintain control of drawings and process
Meet Halogen Free and GREEN standards
for more detailed information.
-10
-20
-30
20
10
-10
-20
-30
20
10
0
0
0
0
100
100
2
2
0˚
3
3
3x1.5 FREQUENCY RESPONSE
4x1.5 FREQUENCY RESPONSE
4
4 5 6 7 8 9
Far 50cm
5 6 7 8 9
FREQUENCY (Hz)
FREQUENCY (Hz)
1k
1k
Near 6mm
2
Size (mm)
Size (mm)
2
4x1.5
6x2.2
9.7x5.2
3x1.5
6x2.2
6x2.7
6x5.2
9.7x5
3
3
4
4 5 6 7 8 9
180˚
5 6 7 8 9
Part Number
MB4015NSC-3
MB6022NSC-2
MD9752NSZ-1
Part Number
MB3015USB-3
MB3015USB-4
MB6022USC-3
MB6022USC-3P
MB6027USC-3
MB6052USZ-2
MB9750USB-4
10k
10k
-10
-20
-30
20
10
-10
-20
-30
-40
10
0
0
0
100
100
Sensitivity (db)
Sensitivity (db) Filter
www.knowles.com
-47.0±3
-49.0±3
-47.0±3
-47.0±3
-47.0±3
-44.0±3
-47.0±4
-46.0±3
-44.0±3
-40.0±3
2
2
6x2.2, 6x2.7, 6x5.2 FREQUENCY RESPONSE
3
3
6x2.2 FREQUENCY RESPONSE
4
4 5 6 7 8 9
5 6 7 8 9
FREQUENCY (Hz)
10pF & 33pF
10pF & 33pF
None
FREQUENCY (Hz)
33pF
33pF
10pF & 33pF
10pF & 33pF
10pF & 33pF
Filter
None
33pF
1k
1k
Near-Field
Far-Field
180˚
0˚
2
2
3
3
Termination
Solder Type
Solder Type
Solder Type
Solder Type
Solder Type
Solder Type
Solder Type
Termination
Solder Type
Solder Type
Solder Type
4
4 5 6 7 8 9
5 6 7 8 9
10k
10k
-10
-20
-30
-40
-10
-20
-30
10
20
10
0
0
100
100
180˚
2
2
0˚
3
3
9.7x5.2 FREQUENCY RESPONSE
9.7x5.0 FREQUENCY RESPONSE
4
4
Far-Field
5 6 7 8 9
5 6 7 8 9
FREQUENCY (Hz)
FREQUENCY (Hz)
1k
1k
Near-Field
2
2
3
3
4
4
5 6 7 8 9
5 6 7 8 9
10k
10k