CMS-151125-076SP-67

Overview

The CMS-151125-076SP-67 is a rectangular micro speaker manufactured by Same Sky. It features a 6 Ohm impedance and a 700 mW power rating, with a maximum power handling of 1 W. The device operates within a frequency range of 100 Hz to 20 kHz and has a self-resonant frequency of 700 Hz. It delivers a sound pressure level of 91 dBA at 700 mW/100mm. The physical dimensions are 15.00 mm in length, 11.00 mm in width, and 3.00 mm in height. It utilizes Nd-Fe-B magnets and a PET diaphragm, with solder pad termination.

Feature Summary

• IP67 rated for dust tightness and water resistance
• Top port acoustic design
• Neodymium iron boron magnetic structure

Applications

• Medical devices requiring environmental sealing
• Portable consumer electronics
• Industrial control panels

Procurement Notes

Verify the specific suffix '67' confirms IP67 ingress protection ratings when sourcing. Ensure the solder pad termination type matches the target PCB layout. Confirm RoHS compliance documentation is available for the specific manufacturing batch prior to integration into regulated assemblies.

Selection Notes

Select this component for applications demanding high environmental durability in a compact form factor. The top port configuration facilitates direct acoustic coupling through enclosures. Verify that the 6 Ohm impedance aligns with the driving circuit's output capabilities to ensure optimal power transfer and efficiency.

Part Context

This model belongs to the CMS series of micro speakers from Same Sky. It represents a specialized variant designed for harsh environments, distinguished by its IP67 rating compared to standard unsealed counterparts in the same dimensional family.

Replacement Considerations

CMS-15113-076SP-67 shares similar dimensions and electrical characteristics but may differ in specific acoustic tuning or exact sealing tolerances. Cross-reference datasheets for precise mechanical fit and SPL consistency before substitution.