Additional Resources: Product Page | 3D Model | PCB Footprint date 12/05/2019 page 1 of 4 MODEL: CPT-3011C-120 DESCRIPTION: PIEZO BUZZER TRANSDUCER FEATURES * externally driven * 104 dB SPL * 12 Vdc rated voltage SPECIFICATIONS parameter conditions/description min rated voltage max 12 operating voltage current consumption typ 6 at rated voltage rated frequency sound pressure level at 30 cm, rated voltage at 300 cm, rated voltage dimensions O30.6 x 11.85 2,500 3,000 104 85 108 92 ABS PA-777D terminal pin type Vdc 16 Vdc 35 mA 3,500 Hz dB dB mm weight material units 1.8 g operating temperature -30 85 C storage temperature -40 95 C max units 380 C RoHS Notes: yes 1. All specifications measured at 5~35C, humidity at 45~85%, under 86~106 kPa pressure, unless otherwise noted. SOLDERABILITY parameter conditions/description min hand soldering for maximum 5 seconds 330 cuidevices.com typ Additional Resources: Product Page | 3D Model | PCB Footprint CUI Devices MODEL: CPT-3011C-120 DESCRIPTION: PIEZO BUZZER TRANSDUCER date 12/05/2019 page 2 of 4 MECHANICAL DRAWING units: mm tolerance: 0.5 mm Recommended PCB Layout Top View PERFORMANCE CURVE at 30 cm 120 115 110 105 100 95 90 85 80 P I 4 6 8 10 12 Voltage (Vdc) 14 16 20 15 10 5 0 18 Current Consumption (mA) Sound Pressure Level (dB) P: Voltage vs. Sound Pressure Level I: Voltage vs. Current Consumption DRIVING CIRCUIT Notes: 1. The current consumption and the sound pressure level are measured by using the recommended driving circuit shown above. cuidevices.com Additional Resources: Product Page | 3D Model CUI Devices MODEL: CPT-3011C-120 DESCRIPTION: PIEZO BUZZER TRANSDUCER PACKAGING units: mm Outer Box Size: 310 x 248 x 49 mm Carton Size: 550 x 330 x 290 mm Outer Box QTY: 112 pcs per outer box Carton QTY: 1,120 pcs per carton cuidevices.com | PCB Footprint date 12/05/2019 page 3 of 4 Additional Resources: Product Page | 3D Model CUI Devices MODEL: CPT-3011C-120 DESCRIPTION: PIEZO BUZZER TRANSDUCER | PCB Footprint date 12/05/2019 page 4 of 4 REVISION HISTORY rev. description date 1.0 initial release 03/30/2016 1.01 changed packaging 08/15/2019 1.02 brand update 12/05/2019 The revision history provided is for informational purposes only and is believed to be accurate. CUI Devices offers a one (1) year limited warranty. Complete warranty information is listed on our website. CUI Devices reserves the right to make changes to the product at any time without notice. Information provided by CUI Devices is believed to be accurate and reliable. However, no responsibility is assumed by CUI Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI Devices 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. cuidevices.com