The CBT-09427-SMT-TR is a magnetic transducer buzzer from CUI Devices (now Same Sky), featuring a compact 9 mm diameter and 2.5 mm low-profile surface mount package. It is an externally driven transducer that operates at a rated voltage of 3.6 Vo-p with a current consumption of 110 mA. It provides a typical sound pressure level (SPL) of 87 dB at 10 cm and has a rated frequency of 2730 Hz. Constructed with a Liquid Crystal Polymer (LCP) housing and Au-plated SMT terminals, it is designed for high reliability in portable and consumer electronics across an operating temperature range of -40°C to +85°C.
CUI Devices CBT-09427-SMT-TR technical specifications.
| Buzzer Type | Audio Transducer |
| Technology | Magnetic |
| Rated Voltage | 3.6Vo-p |
| Operating Voltage Range | 2.5 ~ 4.5Vo-p |
| Current Consumption | 110mA |
| Rated Frequency | 2730Hz |
| Sound Pressure Level | 87dBA |
| Coil Resistance | 16Ω |
| Operating Temperature | -40 ~ 85°C |
| Dimensions | 9.0 x 9.0 x 2.5mm |
| Port Location | Side |
| Termination Style | Surface Mount (Solder Pads) |
| Weight | 0.37g |
| RoHS | Compliant |
| REACH | Compliant |
Download the complete datasheet for CUI Devices CBT-09427-SMT-TR to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.