CI41P-20T280-C-1X

Overview

The CI41P-20T280-C-1X is an internally driven piezoelectric buzzer manufactured by Challenge Electronics. It operates within a voltage range of 1.5V to 20V and draws a current of 40mA. The device produces a sound pressure level of 100dB at 12V with a resonant frequency of 2.8kHz. It features a 16mm diameter active element housed in a through-hole package with a total length of 41.8mm. The component is designed for operation in temperatures ranging from -30°C to +70°C.

Feature Summary

• Internally driven piezoelectric design eliminates the need for external oscillators
• Through-hole PC pin construction for standard PCB mounting
• Compact form factor suitable for space-constrained applications

Applications

• Alarm systems requiring audible alerts
• Industrial equipment status indicators
• Consumer electronics audio signaling

Procurement Notes

Verify the specific ordering suffix against the manufacturer's datasheet to ensure correct electrical characteristics. Confirm that the through-hole package dimensions match the target PCB footprint. Check compliance documentation such as RoHS status if required by the end product specifications.

Selection Notes

Select this component when a self-contained audio source is needed without complex driving circuitry. Ensure the operating voltage falls within the 1.5V to 20V range. Consider the 100dB output level for audibility requirements in the intended environment.

Part Context

This part belongs to Challenge Electronics' line of sounding devices, which includes buzzers and sirens. The company specializes in compact, energy-efficient audio components designed for rugged and water-sensitive applications. This series integrates low drive voltage requirements with high acoustic output.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.