The SMT-0440-S-R is an ultra-small, surface-mountable electro-mechanical transducer. Despite its 4mm square footprint and 2mm height, it utilizes a magnetic technology design to provide a minimum sound pressure level of 70 dBA at 10cm. It features a side-firing port location and is designed for pick-and-place and reflow soldering compatibility, making it suitable for wearable devices and potted PCB applications.
Temp Range-20 to +70°C
Voltage Rating3Vpk
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Technical Specifications
PUI Audio SMT-0440-S-R technical specifications.
General
| Rated Voltage | 3Vpk |
| Operating Voltage Range | 2 ~ 4Vpk |
| Resonant Frequency | 4000Hz |
| Minimum SPL | 70dB |
| Coil Resistance | 17Ohms |
| Maximum Current Draw | 90mA |
| Operating Temperature | -20 to +70°C |
| Storage Temperature | -30 to +80°C |
| Weight | 0.1g |
| Port Location | Side |
Compliance
| RoHS | Compliant |
| REACH | Compliant |
Datasheet
PUI Audio SMT-0440-S-R Datasheet
Download the complete datasheet for PUI Audio SMT-0440-S-R to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.