BK-29725-000 Knowles Acoustics, BK-29725-000 Datasheet - Page 8

SPEAKER Z=640OHMS SS PORT ON END

BK-29725-000

Manufacturer Part Number
BK-29725-000
Description
SPEAKER Z=640OHMS SS PORT ON END
Manufacturer
Knowles Acoustics
Series
BKr
Type
Magnetic, Balanced Armature, End Portr
Datasheets

Specifications of BK-29725-000

Frequency Range
200Hz ~ 4kHz
Impedance
640 Ohm
Size / Dimension
7.87mm L x 5.59mm W x 4.01mm H
Sound Pressure Level
122.5dB
Termination
Solder Pads
Shape
Rectangular
Termination Style
Wire
Dimensions
7.87 mm L x 5.59 mm W x 4.01 mm D
Depth
4.01 mm
Length
7.87 mm
Width
5.59 mm
Transducer Function
Speaker
External Width
5.59mm
Sound Level Spl
128dB
Frequency Response Min
4kHz
Frequency Response Max
200Hz
Device Type
Balanced Armature
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Rated
-
Power - Max
-
Material - Cone
-
Material - Magnet
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
423-1103
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
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˚
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
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

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