PKM22EPP - Murata Electronics

PKM22EPP Encased External Drive

PIEZO ALARMS ENCASED EXTERNAL DRIVE (no internal circuitry) PKM Series The piezo alarms described on this page have no “feedback” tab and are particularly suited for the generation of both single tones and the unusual sound effects that are possible with specifically designed driving circuits. These sounds may include musical melodies, insect sounds, etc. Al.

Features

I Rugged construction I Compatible with wave soldering techniques I Low cost I High reliability I Variable tone outputs I No EMI APPLICATIONS I Musical toys I Home appliances (microwave ovens, refrigerators, etc.) I Communications equipment I Computer peripherals and office equipment I Instrumentation, etc. ‚PKM35-4A0 ‚PKM17EW-2001 PIEZO ALARMS Part Number ‚PKM22EPP-4001
* ‚PKM22EP-2001 ‚PKM22EP-2001R Sound Pressure Level 75dB@10cm@3Vp-p Oscillating Frequency 4kHz Operating Voltage 25Vp-p 75dB@10cm@3Vp-p 2kHz 25Vp-p
  –20°C to +70°C
  –40°C to +80°C 17,000pF ± 30% at 120Hz — 75dB@10cm@3Vp-.