CMI-9605IC-0380T

Overview

The CMI-9605IC-0380T is a magnetic buzzer from the Same Sky CMI series, designed for through-hole mounting on printed circuit boards. It operates within a voltage range of 2 to 5 VDC, with a rated voltage of 3 VDC and a supply current of 30 mA. The device produces a single-tone sound at a frequency of 2.7 kHz, achieving a sound pressure level of 80 dB at 3 V measured from a distance of 10 cm. Key physical dimensions include a diameter of 9.6 mm and a maximum installation height of 5.50 mm. It functions reliably across a temperature range of -30°C to 70°C.

Feature Summary

• Integrates internal drive circuitry for simplified signal input requirements
• Utilizes electromagnetic technology for consistent acoustic output
• Features top-mounted sound port orientation for direct audio projection
• Supports washable construction suitable for automated PCB assembly processes

Applications

• Electronic equipment status indicators
• Medical device audio alerts
• Consumer appliance signaling systems
• Industrial control panel notifications

Procurement Notes

Verify that the specific part number matches the required operating voltage and acoustic specifications for the target application. Confirm compliance with RoHS3 standards if environmental regulations apply. Ensure the through-hole footprint aligns with the PCB design constraints. Check for moisture sensitivity level classifications if storage conditions are critical. Validate that the supplier provides official datasheets for technical reference.

Selection Notes

Choose this component when a compact, low-voltage audible indicator is required for through-hole assembly. The integrated driver simplifies interface design by reducing external component count. Consider the 80 dB sound pressure level for environments requiring moderate noise levels. Evaluate the 9.6 mm diameter for spatial constraints on the circuit board. Assess the 2.7 kHz frequency for appropriate auditory perception in the final product.

Part Context

This buzzer belongs to the CMI series, which focuses on audio indicators for various electronic applications. The series offers options in different voltages and mounting styles. The CMI-9605IC-0380T specifically addresses needs for reliable, low-power acoustic signaling in consumer and industrial devices. Its magnetic technology ensures stable performance across the specified temperature range.

FAQ

Does the CMI-9605IC-0380T require an external oscillator?

No, the device includes an internal drive circuit, allowing it to be activated directly by a DC signal without additional oscillating components.

What is the maximum operating temperature for this buzzer?

The maximum operating temperature is 70°C, as specified in the official product documentation.