CDS-40304-L100

Overview

The CDS-40304-L100 is an electromagnetic speaker manufactured by Same Sky. It features a rectangular shape with dimensions of 40 mm in length and 30 mm in width, and a depth of 7.1 mm. The unit has a rated power of 2 W and an impedance of 4 ohms. It operates within a frequency range of 320 Hz to 20 kHz, with a self-resonant frequency of 400 Hz. The sound pressure level is 79 dBA. It utilizes a paper/cloth cone and Nd-Fe-B magnet. The device supports wire lead termination and functions between -30°C and +70°C.

Feature Summary

• Electromagnetic transducer design utilizing a neodymium iron boron magnet for efficient audio output.
• Rectangular form factor engineered for compact integration into space-constrained electronic assemblies.
• Paper and cloth composite diaphragm construction for balanced acoustic performance.

Applications

• General purpose audio indication in consumer electronics
• Embedded sound generation in medical devices
• Audio signaling in industrial control panels

Procurement Notes

Verify the exact suffix against official manufacturer documentation to confirm specific packaging or terminal variations. Ensure the selected variant matches the required impedance and mounting style for the target application. Cross-reference the datasheet for environmental ratings and compliance certifications prior to final procurement decisions.

Selection Notes

Select this component when a low-profile rectangular speaker is required for general audio applications. Consider the 4-ohm impedance and 2-watt rating for amplifier compatibility. Evaluate the operating temperature range and physical dimensions to ensure fit within the designated enclosure space.

Part Context

This model belongs to the CDS series of rectangular micro-speakers from Same Sky. The series is designed for high-volume manufacturing and offers consistent acoustic performance across various consumer and industrial products. The CDS-40304 variant specifically addresses needs for compact audio solutions requiring reliable electromagnetic conversion.

Replacement Considerations

Consult official substitution lists for verified equivalents. Generic replacements may differ in impedance, sensitivity, or physical footprint. Verify that any substitute part meets the same electrical and mechanical specifications before implementation.