For more information, please visit the
product page.
date
page
03/23/2018
1 of 5
SERIES:
CMS-181325-078X
│
DESCRIPTION:
SPEAKER
FEATURES
• micro-speaker
• 8 Ω impedance
• rated 0.7 W
• 3 available contact methods
SPECIFICATIONS
parameter
input power
impedance
coil resistance
resonant frequency (Fo)
frequency response
sound pressure level
distortion
buzz, rattle, etc.
polarity
dimensions
magnet
cone material
weight
operating temperature
storage temperature
hand soldering
RoHS
Notes:
conditions/description
max power: as per IEC-268-5, in 1 cc box
at 2.0 kHz, 2.37 Vrms, in 1 cc box
at 1.0 Vrms in free air, 10 cm
at 2.37 Vrms in 1 cc box, 10 cm
at 0.7 W, 10 cm, avg 0.8, 1.0, 1.5, 2.0 kHz, 1 cc
box
at 800~1,200 Hz, 2.37 Vrms, 10 cm
at 1,201~5,000 Hz, 2.37 Vrms, 10 cm
must be normal at sine wave, 0.5~10 kHz, 1 cc
box
min
6.8
6.48
640
880
500
90
typ
0.7
8
7.2
800
1,100
max
1.0
9.2
7.92
960
1,320
10,000
units
W
Ω
Ω
Hz
Hz
Hz
dB
%
%
Vrms
93
96
15
10
2.37
cone moves forward w/ positive dc current to “+” terminal
18 x 13 x 2.5
Nd-Fe-B
mylar
1.8
-20
-40
for maximum 3 seconds (N/A for spring contacts)
2011/65/EU
1. All specifications measured at 15~35°C, humidity at 25~75%, under 86~106 kPa pressure, unless otherwise noted.
mm
g
70
85
380
°C
°C
°C
PART NUMBER KEY
CMS-181325-078
XX
Base Number
Termination Options:
S = spring contacts
SP = solder pads
L100 = wire leads
cui.com
For more information, please visit the
product page.
CUI Inc
│
SERIES:
CMS-181325-078X
│
DESCRIPTION:
SPEAKER
date
03/23/2018
│
page
3 of 5
RESPONSE CURVES
Test Conditions: 2.37 Vrms / 10 cm in 1 cc box
Frequency Response Curve
Test Conditions: 2.37 Vrms / 10 cm in 1 cc box
Total Harmonic Distortion Curve
cui.com
For more information, please visit the
product page.
CUI Inc
│
SERIES:
CMS-181325-078X
│
DESCRIPTION:
SPEAKER
date
03/23/2018
│
page
4 of 5
PACKAGING
units: mm
Tray QTY: 100 pcs per tray
Carton Size: 470 x 300 x 310 mm
Carton QTY: 5,000 pcs per carton
cui.com
For more information, please visit the
product page.
CUI Inc
│
SERIES:
CMS-181325-078X
│
DESCRIPTION:
SPEAKER
date
03/23/2018
│
page
5 of 5
REVISION HISTORY
rev.
1.0
description
initial release
The revision history provided is for informational purposes only and is believed to be accurate.
date
03/23/2018
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
CUI offers a one (1) year limited warranty. Complete warranty information is listed on our website.
Fax 503.612.2383
cui.com
techsupport@cui.com
CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is
assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use.
CUI 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.
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