Additional Resources: Product Page 3D Model PCB Footprint date 01/03/2020 page 1 of 4 MODEL: CMT-1075-SMT-TR DESCRIPTION: PIEZO BUZZER TRANSDUCER FEATURES washable low current externally driven SPECIFICATIONS parameter conditions/description min typ max units operating voltage 25 Vp-p current consumption at 5 Vp-p, 5,200 Hz square wave 5 mA rated frequency 5,200 Hz sound pressure level at 10 cm, 5 Vp-p, 5,200 Hz square wave 75 dB electrostatic capacity at 100 Hz/1 V 7,700 11,000 14,300 pF dimensions 10 x 3.1 mm weight 0.3 g material LCP (black) terminal SMT type (Au plating) operating temperature -20 70 C storage temperature -30 80 C RoHS yes Notes: 1. All specifications measured at 5~35C, humidity at 45~85%, under 86~106 kPa pressure, unless otherwise noted. SOLDERABILITY parameter conditions/description min typ max units reel storage at relative humidty <60% 30 C 2 reflow soldering see recommended reflow soldering profile 260 C 3 drying conditions bake at 40C for 24 hours Note: 2. It is recommended to reflow solder within 48 hours from opening vacuum packaging at a temperature <30C & relative humidity <60%. 3. When out of packaging for more than 48 hours. SMT Reflow Solder Profile (Pb Free) Peak Temp 260C 255C 20~40 sec 217C 200C 150C 60~180 sec 60~150 sec Time (sec) cuidevices.com Temperature (C)Additional Resources: Product Page 3D Model PCB Footprint CUI Devices MODEL: CMT-1075-SMT-TR DESCRIPTION: PIEZO BUZZER TRANSDUCER date 01/03/2020 page 2 of 4 MECHANICAL DRAWING units: mm inch 1.6 0.063 tolerance: 0.5 mm (2 PLCS) 3.1 0.122 10.0 0.394 4.00.157 (2 PLCS) 11.0 0.433 SOUND PORT MASKING LABEL 2.60.102 (2 PLCS) 5.00.197 (2 PLCS) 12.00 RECOMMENDED PCB LAYOUT (Top View) FREQUENCY RESPONSE CURVE 90 80 dB 70 60 50 40 20 2002Hz K20K cuidevices.com