Additional Resources: Product Page 3D Model PCB Footprint date 12/18/2019 page 1 of 5 MODEL: CMT-0904-85T DESCRIPTION: MAGNETIC BUZZER TRANSDUCER FEATURES through hole SPL 85 dB magnetic externally driven SPECIFICATIONS parameter conditions/description min typ max units Vo-p rated voltage 3.0 Vo-p operating voltage 2.0 4.0 Vo-p 0V current consumption at rated voltage, 2,730 Hz, duty square wave 90 mA rated frequency 2,730 Hz at 10 cm, rated voltage, 2,730 Hz, duty square sound pressure level 85 dB wave coil resistance 12 15 18 dimensions 9.0 x 4 mm weight 1.0 g material NORYL terminal pins (red copper with gold plating) operating temperature -30 70 C storage temperature -40 85 C RoHS yes Notes: 1. All specifications measured at 253C, humidity at 60~70%, under 86~106 kPa pressure, unless otherwise noted. SOLDERABILITY parameter conditions/description min typ max units wave soldering see recommended wave soldering profile 250 C 51 s 0.5~1.5/s>6/s 250 200 150 100 50 0 30 60 180 210 240 270 90 120 150 Time (sec) cuidevices.com Temperature (C)Additional Resources: Product Page 3D Model PCB Footprint CUI Devices MODEL: CMT-0904-85T DESCRIPTION: MAGNETIC BUZZER TRANSDUCER date 12/18/2019 page 2 of 5 MECHANICAL DRAWING units: mm tolerance: 0.5 mm 3RWWLQJ 3DGV +ROH Recommended PCB Layout Top View cuidevices.com