date 07/23/2018
page 1 of 5
cui.com
SERIES: CMS-160925-078X-67 │ DESCRIPTION: SPEAKER
FEATURES
• IP67 rated face
• protection against dust and water ingression
• micro-speaker
• 2.5 mm height
• 3 available contact methods
SPECIFICATIONS
parameter conditions/description min typ max units
input power max power: as per IEC-268-5, in 1 cc box 0.7 1.0 W
impedance at 2.0 kHz, 2.37 Vrms 6.8 8 9.2 Ω
coil resistance 6.48 7.2 7.92 Ω
resonant frequency (Fo) at 1.0 Vrms in free air, 10 cm
at 2.37 Vrms, in 1 cc box, 10 cm
440
680
550
850
660
1,020
Hz
Hz
frequency response 100 20,000 Hz
sound pressure level at 0.7 W, 10 cm, avg 0.8, 1.0, 1.5, 2.0 kHz, 1 cc
box 87 90 93 dB
distortion at 800~1,200 Hz, 2.37 Vrms, 10 cm
at 1,201~5,000 Hz, 2.37 Vrms, 10 cm
15
10
%
%
buzz, rattle, etc. must be normal at sine wave, 0.2~2 kHz, 1 cc box 2.37 Vrms
polarity cone moves forward w/ positive dc current to “+” terminal
dimensions 16 x 9 x 2.5 mm
magnet Nd-Fe-B
cone material mylar
weight 1.3 g
operating temperature -20 70 °C
storage temperature -40 85 °C
hand soldering for maximum 3 seconds (N/A for spring contacts) 380 °C
RoHS yes
IP level IP67 (front side)
Notes: 1.Allspecicationsmeasuredat15~35°C,humidityat25~75%,under86~106kPapressure,unlessotherwisenoted.
PART NUMBER KEY
Base Number
Termination Options:
S = spring contacts
SP = solder pads
L100 = wire leads
CMS-160925-078 XX - 67
For more information, please visit the product page.
cui.com
CUI Inc │ SERIES: CMS-160925-078X-67 │ DESCRIPTION: SPEAKER date 07/23/2018 │ page 2 of 5
MECHANICAL DRAWINGS
Recommended Pad Layout
units: mm
tolerance: ±0.2 mm
SPRING CONTACTS
SOLDER PADS
WIRE LEADS
wire: UL 1571, 32 AWG
For more information, please visit the product page.
cui.com
CUI Inc │ SERIES: CMS-160925-078X-67 │ DESCRIPTION: SPEAKER date 07/23/2018 │ page 3 of 5
RESPONSE CURVES
Frequency Response Curve
Total Harmonic Distortion Curve
Test Conditions: 2.37 Vrms / 10 cm in 1 cc box
Test Conditions: 2.37 Vrms / 10 cm in 1 cc box
For more information, please visit the product page.
cui.com
CUI Inc │ SERIES: CMS-160925-078X-67 │ DESCRIPTION: SPEAKER date 07/23/2018 │ 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
For more information, please visit the product page.
CUI Inc │ SERIES: CMS-160925-078X-67 │ DESCRIPTION: SPEAKER date 07/23/2018 │ page 5 of 5
CUIoersaone(1)yearlimitedwarranty.Completewarrantyinformationislistedonourwebsite.
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
aectitssafetyoreectiveness.
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
Fax 503.612.2383
cui.com
techsupport@cui.com
rev. description date
1.0 initial release 07/23/2018
The revision history provided is for informational purposes only and is believed to be accurate.
REVISION HISTORY
For more information, please visit the product page.