date 05/02/2013 page 1 of 3 MODEL: CT-1205-SMT │ DESCRIPTION: MAGNETIC BUZZER TRANSDUCER FEATURES • washable • top sound port • externally driven RoHS SPECIFICATIONS parameter rated voltage conditions/description Vo-p min 3 0V at rated voltage, 2,400 Hz square wave, ½ duty rated frequency sound pressure level at 10 cm (A-weight), rated voltage, 2,400 Hz square wave, ½ duty coil resistance dimensions max 5 operating voltage current consumption typ Vo-p 8 Vo-p 40 mA 2,400 Hz 87 92 dBA 38.3 45 51.7 12.8 x 12.8 x 7.1 2 PPS (S-206) terminal SMT type (Sn plating) Ω mm weight material units g operating temperature -30 85 °C storage temperature -40 85 °C max units 260 °C RoHS Note: yes Add suffix “-TR” to the model for tape & reel packaging SOLDERABILITY parameter conditions/description reflow soldering see reflow solder profile min Peak Temp 260°C 255°C 20~40 sec 217°C °C 200°C 150°C 60~180sec Time[sec] cui.com 60~150sec typ CUI Inc │ MODEL: CT-1205-SMT │ DESCRIPTION: MAGNETIC BUZZER TRANSDUCER date 05/02/2013 │ page 2 of 3 MECHANICAL DRAWING units: mm tolerance: ±0.5 mm RECOMMENDED PCB LAYOUT (Top View) ŘŦŦŬ ıĲ ıĳ CT-1205 0112 CHINA ŚŦŢų ĲĲĮĮĮĳıĲĲ ĲĳĮĮĮĳıĲĳ FREQUENCY RESPONSE CURVE 100 90 dB 80 70 60 50 20 200 Hz 2K 20K MEASUREMENT METHOD +VDC +2.5V 180Ω TR: 2SC1741AS 0 cui.com CUI Inc │ MODEL: CT-1205-SMT │ DESCRIPTION: MAGNETIC BUZZER TRANSDUCER date 05/02/2013 │ page 3 of 3 REVISION HISTORY rev. description date 1.0 initial release 03/13/2006 1.01 new template applied 01/07/2008 1.02 updated part number, added TR package option, applied new spec template 05/02/2013 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 firstname.lastname@example.org 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.