AI-2332-TWT-12V-2-R

Overview

The AI-2332-TWT-12V-2-R is a piezoelectric audio indicator manufactured by PUI Audio, Inc. It operates on a DC input with a rated voltage of 12 VDC and a functional range of 3 to 20 V. The device generates a continuous single-tone signal at a frequency of 3.1 kHz or 3.2 kHz, producing a sound pressure level of 85 dBA at 12 V measured at 10 cm. Power consumption is specified at 13 mA to 15 mA. It features internal drive circuitry and utilizes PC pin termination for through-hole mounting. The component has a cylindrical diameter of approximately 23.3 mm and a maximum installation height of 10.2 mm. It functions within a temperature range of -20°C to +60°C.

Feature Summary

• Piezoelectric technology with integrated internal drive circuitry for direct connection
• Continuous single-tone acoustic output optimized for audible alerts
• Through-hole mounting configuration with standard PC pin termination

Applications

• Industrial control panel status indication
• Appliance operational feedback systems
• Medical equipment alarm signaling

Procurement Notes

Verify the specific suffix designation against the manufacturer's current datasheet to confirm exact electrical tolerances and acoustic specifications. Ensure the ordering documentation matches the required voltage rating and tone frequency. Confirm compliance requirements such as RoHS status prior to procurement. Cross-reference the part number with official distributor catalogs to validate availability and lead times.

Selection Notes

Select this component when a reliable, high-volume piezoelectric buzzer is required for through-hole assembly. The internal driver simplifies schematic design by eliminating external oscillating components. Consider the 85 dBA output level for environments requiring clear auditory notification. Verify that the operating temperature range meets the environmental conditions of the target application.

Part Context

This part belongs to the AI series of audio indicators from PUI Audio, Inc. The series includes various piezoelectric buzzers designed for board-mount applications. These components are engineered for consistent performance in consumer electronics and industrial devices. The AI series emphasizes ease of integration and robust acoustic output.

Replacement Considerations

Direct substitutes include the AI-2331-TWT-R and AI-2332-TWT-12V-R. Verify mechanical dimensions and pin compatibility before substitution. Check if alternative parts offer identical sound pressure levels and frequency characteristics to ensure functional equivalence.