PKM22EPP-40 30V 85DB 4.00KHZ 22.0MM Piezo Electric Buzzer Fire Alarm Loud Sound Buzzer Piezoelectric Sound Alarm

Piezoelectric Sound Alarm
$1.25
Quantity
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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
item
value
shape
lead
Lead shape
Pin type
Mode shape
Other shape
Sound pressure level (Min.)
85dB
Sound pressure level measurement conditions
[3.0Vp-p,4.0kHz,square wave,10cm]
Operating voltage range
30Vdc 
Range of working temperature
- 20°C to 70°C
Electrostatic capacity
12nF
Capacitance tolerance
±30%
Electrostatic capacity measurement conditions
[1kHz]
EIAJ components
PS-RP2-C22-40
Details Images