date 07/23/2018
page
1 of 5
cui.com
SERIES: CMS-151125-078X-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, in 1 cc box 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
560
800
700
1,000
840
1,200
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
88 91 94 dB
distortion
at 800~1200 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 15 x 11 x 2.5 mm
magnet Nd-Fe-B
cone material mylar
weight 1.5 g
operating temperature -20 70 °C
storage temperature -30 85 °C
hand soldering for maximum 3 seconds (N/A for spring contacts) 380 °C
RoHS yes
IP level IP67 (front side)
Notes: 1.Allspecicationsmeasuredat15~35°C,humidityat25~75%,under86~106kPapressure,unlessotherwisenoted.
PART NUMBER KEY
Base Number
Termination Options:
S = spring contacts
SP = solder pads
L100 = wire leads
CMS-151125-078 XX - 67
For more information, please visit the product page.
