For more information, please visit the product page. date 05/13/2013 page 1 of 3 MODEL: CMT-1261-SMT │ DESCRIPTION: PIEZO BUZZER TRANSDUCER FEATURES • low current • washable • externally driven RoHS SPECIFICATIONS parameter conditions/description min typ operating voltage current consumption at 10 Vp-p, 5,000 Hz square wave rated frequency at 10 cm, 10 Vp-p, 5,000 Hz square wave electrostatic capacity at 1 KHz/1 V dimensions Vp-p 11 mA 16.9 x 16.9 x 7.8 material PPS UL-94 V-0 (black) terminal SMT type (Au plating) Hz 90 13,300 dB 19,000 24,700 pF mm weight operating temperature storage temperature Note: units 20 5,000 sound pressure level RoHS max 2.6 g -30 70 °C -40 80 °C max units 250 °C yes Add suffix “-TR” to the model for tape & reel packaging SOLDERABILITY parameter conditions/description reflow soldering see reflow solder profile min Peak Temp 250°C ° 245 217° C 200° C ° C 150°C 60~180sec Time [sec] cui.com 60~150sec 15 sec Max. typ For more information, please visit the product page. CUI Inc │ MODEL: CMT-1261-SMT │ DESCRIPTION: PIEZO BUZZER TRANSDUCER date 05/13/2013 │ page 2 of 3 MECHANICAL DRAWING units: mm tolerance: ±0.5 mm RECOMMENDED PCB LAYOUT (Top View) FREQUENCY RESPONSE CURVE cui.com For more information, please visit the product page. CUI Inc │ MODEL: CMT-1261-SMT │ DESCRIPTION: PIEZO BUZZER TRANSDUCER date 05/13/2013 │ page 3 of 3 REVISION HISTORY rev. description date 1.0 initial release 06/03/2005 1.01 applied new template 06/29/2006 1.02 updated part number, added TR package option, applied new spec template 05/13/2013 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.