Description
PKM22EPP-40 30V 85DB 4.00KHZ 22.0MM Piezo Electric Buzzer Fire Alarm Loud Sound Buzzer Piezoelectric Sound Alarm
Product Description
Externally driven piezoelectric sounders are used in digital watches, electronic calculators, telephones and other equipment. They are driven by a signal (ex.: 2048Hz or 4096Hz) from an LSI and provide melodious sound.
Feature
1. Low power consumption 2. No contacts therefore, no noise and highly reliable
Specification
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item
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value
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shape
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lead
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Lead shape
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Pin type
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Mode shape
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Other shape
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Sound pressure level (Min.)
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85dB
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Sound pressure level measurement conditions
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[3.0Vp-p,4.0kHz,square wave,10cm]
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Operating voltage range
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30Vdc
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Range of working temperature
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- 20°C to 70°C
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Electrostatic capacity
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12nF
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Capacitance tolerance
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±30%
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Electrostatic capacity measurement conditions
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[1kHz]
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EIAJ components
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PS-RP2-C22-40
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Details Images