For more information, please visit the product page. date 03/25/2015 page 1 of 3 MODEL: CDS-18138A │ DESCRIPTION: SPEAKER FEATURES • micro-speaker • 8 ohm impedance • spring leads SPECIFICATIONS parameter conditions/description input power maximum power: IEC-60268-5, filter 60s on/120s off, 10 cycles at room temp impedance at 1.5 kHz, 1.0 V 7.2 8 8.8 Ω in 1 cc closed box 300 702 375 780 450 858 Hz Hz 20,000 Hz 92 dB 10 % resonant frequency (Fo) min frequency response average SPL -10 dB Fo sound pressure level at 0.7 W, 0.1 m ave, at 2.0, 3.0, 4.0 kHz 86 distortion at 1.0 kHz, 0.7 W, in 1 cc closed box buzz, rattle, etc. must be normal at sine wave between 400 ~ 5 kHz, in 1 cc closed box polarity cone will move forward with positive dc current to “+” terminal dimensions 18.0 x 13.0 x 2.5 magnet Nd-Fe-B material PPA cone material mylar terminal spring type typ max units 0.7 1.0 W 89 2.37 V mm weight 1.6 g operating temperature -20 70 °C storage temperature -40 85 °C RoHS Notes: 2011/65/EU 1. All specifications measured at 5~35°C, humidity at 45~85%, under 86~106kPa pressure, unless otherwise noted. cui.com For more information, please visit the product page. CUI Inc │ MODEL: CDS-18138A │ DESCRIPTION: SPEAKER date 03/25/2015 │ page 2 of 3 MECHANICAL DRAWING units: mm tolerance: ±0.2 mm RECOMMENDED PCB LAYOUT TOP VIEW Notes: 1. Working height of the spring contacts is <0.4 mm. 2. The cone extends beyond the housing by a maximum of 0.3 mm during operation. RESPONSE CURVES Frequency Response Curve Total Harmonic Distortion Curve cui.com For more information, please visit the product page. CUI Inc │ MODEL: CDS-18138A │ DESCRIPTION: SPEAKER date 03/25/2015 │ page 3 of 3 REVISION HISTORY rev. 1.0 description date initial release 03/25/2015 The revision history provided is for informational purposes only and is believed to be accurate. Headquarters 20050 SW 112th Ave. Tualatin, OR 97062 800.275.4899 Fax 503.612.2383 cui.com [email protected] CUI offers 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 affect its safety or effectiveness.