EH-23149-000 Knowles Acoustics, EH-23149-000 Datasheet - Page 6
![no-image](/images/manufacturer_photos/0/3/372/knowles_acoustics_sml.jpg)
EH-23149-000
Manufacturer Part Number
EH-23149-000
Description
SPEAKER BALANCED END PORT SMD
Manufacturer
Knowles Acoustics
Series
EHr
Type
Magnetic, Balanced Armature, End Portr
Specifications of EH-23149-000
Frequency Range
200Hz ~ 5.5kHz
Impedance
185 Ohm
Size / Dimension
5.19mm L x 3.55mm W x 3mm H
Sound Pressure Level
116dB
Termination
Solder Pads
Shape
Rectangular
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
EH-23149
EH-3149
EH-3149
Q2012472
EH-3149
EH-3149
Q2012472
6
Part Number System and Ordering Information
MICROPHONES – ECMs
Electret Condenser Microphones
Electret Condenser Microphones (ECM) are for general use in all electronic products requiring
a microphone. ECMs provide good acoustic performance and reliability under non-severe
environmental conditions.
•
•
•
•
•
•
Omni-Directional – 3 mm
Omni-Directional – 4 mm
Notes:
1. All sensitives are referenced at 1 kHz (1V/Pa)
2. Frequency graphs are typical. Contact manufacturer
corded and cordless phones, PDAs, notebooks, and mobile phones
Highly efficient electrical specifications
Industry standard sizes
Omni, Uni, and Noise Canceling Directivities
Integrated capacitors for RF filtering
Multiple terminations - Solderless, Pin Type, and Solder Pad
Used in a wide variety of applications, including wired and wireless headsets,
for more detailed information.
MB3 0 1 5 A S C-1
-10
-20
-30
Size (mm)
3x1.5
Size (mm)
4x1.5
20
10
-10
-20
-30
-10
-20
-30
20
10
0
20
10
100
0
0
100
100
2
2
3
3
3x1.5 FREQUENCY RESPONSE
4x1.5 FREQUENCY RESPONSE
Part Number
MB3015ASC-1
MB3015ASC-2
Part Number
MB4015ASC-1L
4
4
5 6 7 8 9
5 6 7 8 9
FREQUENCY (Hz)
FREQUENCY (Hz)
15 - Height of Microphone in mm (1.5)
30 - Diameter of Microphone in mm (3.0)
M - Electret Type Microphone
1 - ECM Sensitivity Level
C - Capacitor Configuration: A=10pF, B=33pF, C=33&10pF, Z=None
S - Terminal connection: B=PCB, P=Pin, S=Solder
A - Directivity: A=Omnidirectional, U=Uni-Directional, N=Noise Canceling, P=Preamplified
B - Charged Backplate, D=Charged Diaphram
1k
1k
www.knowles.com
2
2
Sensitivity (db)
Sensitivity (db)
3
3
-42.0±3
-44.0±3
-42.0±3
4
4
5 6 7 8 9
5 6 7 8 9
10k
10k
Filter
10pF & 33pF
10pF & 33pF
Filter
10pF & 33pF
Termination
Solder Type
Solder Type
Termination
Solder Type