PKM17EPPH4001-B0

Overview

The PKM17EPPH4001-B0 is a piezoelectric buzzer manufactured by Murata Electronics. It features through-hole installation and operates with an external drive circuit. The device produces a continuous tone at a maximum frequency of 4 kHz. It has a sound pressure level of 72 dB and a maximum power supply voltage rating of 25 V. The component height is 17 mm.

Feature Summary

• Piezoelectric transducer technology for acoustic signal generation
• Through-hole mounting configuration for PCB integration
• External driver requirement for operation

Applications

• Electronic equipment status indication
• Alarm systems requiring audible alerts
• Consumer appliance signaling

Procurement Notes

Verify current availability as the manufacturer has issued discontinuation notifications. Confirm end-of-life status before finalizing design-in decisions. Check for alternative sourcing channels or substitute components if long-term supply stability is required for production.

Selection Notes

This component requires an external driving circuit to generate the 4 kHz tone. Ensure the driving voltage does not exceed the 25 V maximum rating. Consider the physical dimensions, specifically the 17 mm height, when designing the enclosure or PCB layout for adequate clearance.

Part Context

Murata Electronics produces this piezoelectric buzzer within its sound components portfolio. The part belongs to a series designed for general-purpose audible signaling in electronic devices. It utilizes piezoelectric materials to convert electrical energy into acoustic output.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.