CMS-20103-078SP

Speakers Overview

The CMS-20103-078SP is a miniature rectangular speaker manufactured by Same Sky. It features an 8-ohm impedance and a 700 mW power rating. The device operates within a frequency range of 440 Hz to 20 kHz, with a self-resonant frequency of approximately 800 Hz. It delivers a sound pressure level of 93 dBA at 700 mW/100mm. The unit utilizes a neodymium magnet and a polyester cone, with top porting for acoustic output. Physical dimensions are 20 mm in length, 10 mm in width, and 3.5 mm in height.

Speakers Feature Summary

• Rectangular form factor designed for space-constrained applications
• Top port configuration for directed acoustic emission
• Neodymium magnetic system for efficient audio performance
• Polyester cone material for durability

Speakers Applications

• General purpose audio indication
• Portable electronic devices
• Medical equipment audio feedback
• Consumer electronics

Speakers Procurement Notes

Verify the specific suffix against the official Same Sky datasheet to confirm exact acoustic and dimensional tolerances. Ensure compatibility with existing enclosure designs regarding the top port orientation. Confirm RoHS compliance status through the manufacturer's current documentation before finalizing procurement specifications.

Speakers Selection Notes

Select this component when a compact rectangular speaker with top porting is required. The 8-ohm impedance suits standard driver circuits. Consider the 93 dBA sensitivity for volume requirements. Verify that the 20x10 mm footprint fits the target PCB or housing constraints.

Speakers Part Context

This model belongs to the CMS series of miniature speakers from Same Sky. The series offers various sizes and configurations for embedded audio solutions. The CMS-20103 variant specifically addresses needs for small-form-factor audio output in portable and medical devices.

Speakers Replacement Considerations

Check for CMS-20103 variants with different suffixes for minor specification changes. Compare physical dimensions and impedance with other 8-ohm miniature speakers if sourcing alternatives.