CMEJ-4618-42-LX Series Datasheet by CUI Devices

Product Page 30 Model CUI DEVICES
date 01/23/2020
page 1 of 6
SERIES: CMEJ-4618-42-LX │ DESCRIPTION: ELECTRET CONDENSER MICROPHONE
cuidevices.com
FEATURES
• omnidirectional
• low profile
• multiple lead wire lengths available
ELECTRICAL
parameter conditions/description min typ max units
directivity omnidirectional
sensitivity (S) at 1 kHz (0 dB = 1 V/Pa) -45 -42 -39 dB
supply voltage (VDD) 1.0 2.0 10 V
current consumption VDD = 2.0 V, RL = 2.2 kΩ 0.5 mA
sensitivity reduction VDD = 2.0 ~ 1.5 V 3 dB
frequency (f) 100 10,000 Hz
signal to noise ratio (S/N) at 1 kHz, Pin = 1 Pa (A-weighted) 60 dBA
total harmonic distortion (THD) at 94 dB SPL, 1 kHz
at 115 dB SPL, 1 kHz
1
3
%
%
acoustic overload point (AOP) at 1 kHz 115 dB SPL
output impedance (Zout) at 1 kHz 2.2 kΩ
Notes: 1. All specifications measured at 20±2°C, humidity at 60~70%, unless otherwise noted.
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature -40 70 °C
storage temperature -40 85 °C
operating humidity non-condensing 30 85 %
storage humidity non-condensing 30 75 %
hand soldering for 1~3 seconds 340 350 360 °C
RoHS yes
PART NUMBER KEY
Base Number
CMEJ-4618-42-L XXX
Wire Length:
008 = 8 mm
010 = 10 mm
012 = 12 mm
015 = 15 mm
120 = 120 mm
177 = 177 mm
Additional Resources: Product Page | 3D Model
Product Page 30 Model Screen m RH4618 L J Smcone Boot ‘ , ‘ m + m} 0.2 1.8 r--Lerm1 ouLpu\(+),/
date 01/23/2020 │ page 2 of 6
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CUI Devices │ SERIES: CMEJ-4618-42-LX │ DESCRIPTION: ELECTRET CONDENSER MICROPHONE
units: mm
tolerance: ±0.2 mm
wire: UL 1571, 32 AWG
MECHANICAL
parameter conditions/description min typ max units
dimensions Ø4.6 x 1.8 mm
acoustic port top
terminals wire leads
MECHANICAL DRAWING
MODEL NO. LENGTH
(mm)
TWISTED
WIRES
WEIGHT
(g)
CMEJ-4618-42-L008 8 ±1 NO 0.1
CMEJ-4618-42-L010 10 ±1 NO 0.1
CMEJ-4618-42-L012 12 ±1 NO 0.11
CMEJ-4618-42-L015 15 ±1 NO 0.11
CMEJ-4618-42-L120 120 ±5 YES 0.26
CMEJ-4618-42-L177 177 ±6 YES 0.33
WIRE CONNECTIONS
TERM. WIRE COLOR FUNCTION
1Red Output (+)
2 Black GND (-)
Twisted wire
models
Non-Twisted wire
models
Additional Resources: Product Page | 3D Model
Product Page 3D Model 0.0 -20.0— -40.0 [dB re 1 Pa] 430.0 , . 100 1k 15k [H71 terminal 1 1111: _|_O® I—O output RL C power supply I O®C 9 ground t 'nal 2 = l_ _ _ J emu RL 2.2KQ
date 01/23/2020 │ page 3 of 6
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CUI Devices │ SERIES: CMEJ-4618-42-LX │ DESCRIPTION: ELECTRET CONDENSER MICROPHONE
FREQUENCY RESPONSE CURVE
APPLICATION CIRCUIT
Additional Resources: Product Page | 3D Model
Product Page 3D Model 100995 microphone into a static bag 25pcs small bag to middle packing , 2500pcs / Apes middle packing to carton. 10000PCS V /_
date 01/23/2020 │ page 4 of 6
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CUI Devices │ SERIES: CMEJ-4618-42-LX │ DESCRIPTION: ELECTRET CONDENSER MICROPHONE
PACKAGING (NON-TWISTED WIRE MODELS)
Carton QTY: 10,000 pcs
Additional Resources: Product Page | 3D Model
MW 1ODPCS is 1 bundles 20 bundles of 1 bags 5pcs bag packing to carton, 10000PGS V
date 01/23/2020 │ page 5 of 6
cuidevices.com
CUI Devices │ SERIES: CMEJ-4618-42-LX │ DESCRIPTION: ELECTRET CONDENSER MICROPHONE
PACKAGING (TWISTED WIRE MODELS)
Carton QTY: 10,000 pcs
Additional Resources: Product Page | 3D Model
CUI DEVICES
date 01/23/2020 │ page 6 of 6CUI Devices │ SERIES: CMEJ-4618-42-LX │ DESCRIPTION: ELECTRET CONDENSER MICROPHONE
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CUI Devices offers a one (1) year limited warranty. Complete warranty information is listed on our website.
CUI Devices reserves the right to make changes to the product at any time without notice. Information provided by CUI Devices is believed to be accurate and reliable. However, no
responsibility is assumed by CUI Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use.
CUI Devices products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any
component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or
effectiveness.
rev. description date
1.0 initial release 06/07/2019
1.01 brand update 01/23/2020
The revision history provided is for informational purposes only and is believed to be accurate.
REVISION HISTORY
Additional Resources: Product Page | 3D Model