date 01/23/2020
page 1 of 3
MODEL: CDS-40288 │ DESCRIPTION: SPEAKER
cuidevices.com
FEATURES
• micro-speaker
• wide operating temp range
• 8 ohm impedance
SPECIFICATIONS
parameter conditions/description min typ max units
input power maximum power: IEC-60268-5, lter 60s on/120s
o, 10 cycles at room temp 6.0 8.0 W
impedance at 1.5 kHz, 1.0 V 6.8 8 9.2 Ω
resonant frequency (Fo) at 1.0 V 520 650 780 Hz
frequency response output SPL ±10 dB Fo 10,000 Hz
sound pressure level at 1.0 W, 0.5 m ave, at 1.0, 1.2, 1.5, 2.0 kHz 81 84 87 dB
distortion at 1.0 kHz, 1.0 W 3 %
buzz, rattle, etc. must be normal at sine wave between Fo ~ 20 kHz 6.9 V
polarity cone will move forward with positive dc current to
“+” terminal
dimensions 40 x 28.5 x 17.5 mm
magnet Nd-Fe-B
material ABS
cone material paper + cloth
terminal solder terminals
weight 29 g
operating temperature -25 70 °C
storage temperature -40 85 °C
RoHS yes
Notes: 1. All specications measured at 5~35°C, humidity at 45~85%, under 86~106kPa pressure, unless otherwise noted.
SOLDERABILITY
parameter conditions/description min typ max units
hand soldering for 3 ±1 seconds 360 370 380 °C
Additional Resources: Product Page | 3D Model
date 01/23/2020 │ page 2 of 3
cuidevices.com
CUI Devices │ MODEL: CDS-40288 │ DESCRIPTION: SPEAKER
MECHANICAL DRAWING
RESPONSE CURVES
Frequency Response Curve
units: mm
tolerance: ±0.5 mm
Total Harmonic Distortion Curve
Additional Resources: Product Page | 3D Model
date 01/23/2020 │ page 3 of 3CUI Devices │ MODEL: CDS-40288 │ DESCRIPTION: SPEAKER
rev. description date
1.0 initial release 03/25/2015
1.01 updated datasheet 09/01/2015
1.02 updated datasheet 06/14/2019
1.03 brand update 01/23/2020
The revision history provided is for informational purposes only and is believed to be accurate.
REVISION HISTORY
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CUI Devices oers 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 aect its safety or
eectiveness.
Additional Resources: Product Page | 3D Model