SM170808-2

Overview

The SM170808-2 is a dynamic micro speaker from the Power Micro series by DB Unlimited. It features an 8 Ohm impedance and a 700 mW power rating. The unit delivers a sound pressure level of 93.5 dBA at 1 kHz. Its physical dimensions are 17 mm in diameter with a height of 8 mm, utilizing a Mylar cone. The component employs solder pad termination for PCB mounting and operates within a temperature range of -30°C to +60°C.

Feature Summary

• Compact design optimized for space-constrained IoT and handheld devices
• High output performance with low distortion characteristics
• Full-range audio solution suitable for voice applications

Applications

• IoT voice modules
• Handheld electronic devices
• Portable audio equipment

Procurement Notes

Verify the specific suffix designation against official documentation to confirm terminal type and port configuration. Ensure the selected variant matches the required acoustic output and mechanical constraints for the target enclosure. Cross-reference the manufacturer part number with authorized distributor catalogs to confirm current availability and compliance status.

Selection Notes

Select this model when a round form factor with 17 mm diameter is required. The 8 Ohm impedance aligns with standard amplifier outputs. Consider the 700 mW rating for moderate volume requirements. Verify that the 93.5 dBA sensitivity meets the application's audibility needs without excessive power consumption.

Part Context

This component belongs to the SM series of dynamic speakers manufactured by DB Unlimited. The series focuses on miniaturization while maintaining high acoustic efficiency. It serves as a compact transducer alternative to larger traditional speakers in modern portable electronics.

Replacement Considerations

Check for other SM series variants with similar dimensions but different power ratings or impedance values. Ensure any substitute maintains the same mounting style and electrical interface compatibility.