Additional Resources: Product Page 3D Model date 01/23/2020 page 1 of 3 MODEL: CDS-40288 DESCRIPTION: SPEAKER FEATURES micro-speaker wide operating temp range 8 ohm impedance SPECIFICATIONS parameter conditions/description min typ max units maximum power: IEC-60268-5, filter 60s on/120s input power 6.0 8.0 W off, 10 cycles at room temp impedance at 1.5 kHz, 1.0 V 6.8 8 9.2 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 cone will move forward with positive dc current to polarity + 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 specifications measured at 5~35C, 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 cuidevices.comAdditional Resources: Product Page 3D Model CUI Devices MODEL: CDS-40288 DESCRIPTION: SPEAKER date 01/23/2020 page 2 of 3 MECHANICAL DRAWING units: mm tolerance: 0.5 mm RESPONSE CURVES Frequency Response Curve Total Harmonic Distortion Curve cuidevices.com