WP-23502-000 Knowles Acoustics, WP-23502-000 Datasheet - Page 6
![MIC ELECTRET OMNI WATERPROOF](/photos/0/4/456/wp-23502_sml.jpg)
WP-23502-000
Manufacturer Part Number
WP-23502-000
Description
MIC ELECTRET OMNI WATERPROOF
Manufacturer
Knowles Acoustics
Series
WPr
Type
Electret, Waterproofr
Specifications of WP-23502-000
Sensitivity
-52dB ±3dB
Voltage - Rated
1.3V
Current
50µA
Size / Dimension
Rectangular - 5.56mm L x 3.99mm W x 2.21mm H
Impedance
4.4K Ohm
Frequency
100Hz ~ 4kHz
Termination
Solder Pads
Direction
Omnidirectional
Port Location
Top
Directional Properties
Omnidirectional
Operating Voltage
1.3 V
Termination Style
Wire Leads
Dimensions
4.72 mm L x 3.76 mm W x 1.1 mm D
Depth
1.1 mm
Length
4.72 mm
Width
3.76 mm
Transducer Function
Microphone
Device Type
Microphone
Directivity
Omni
Output Impedance
4400ohm
Supply Voltage Min
1.5V
Drain Current Max
50µA
Supply Voltage Max
10V
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Filter Type
-
S/n Ratio
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
423-1012
WP-23502
WP-3502
WP3502
WP-23502
WP-3502
WP3502
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