254-272 Kobitone, 254-272 Datasheet
![no-image](/images/no-image-200.jpg)
254-272
Manufacturer Part Number
254-272
Description
Audio Indicators & Alerts EAR W/2 LEAD WIRE
Manufacturer
Kobitone
Series
254r
Datasheet
1.254-272.pdf
(1 pages)
Specifications of 254-272
Sound Pressure Level
90 dB
Tone
Pulse (Beep)
Voltage Rating
30 VDC
Diameter
1.18 mm
Resonant Frequency
4.4 KHz
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available from Mouser Electronics
Part Number:
Mechanical Specifications:
• Operating temperature: -20° to +60°C
• Storage temperature: -30° to +70°C
254-272
Electrical Specifications:
• Sound pressure level: 90dB min. @ 4.4KHz/9Vp-p square wave/10cm
• Capacitance: 20,000pF ± 30% @ 120Hz
• Current consumption: 4mA max.@ 4.4KHz/9Vp-p square wave
• Allowable input voltage: 30Vp-p max.
Specifications are subject to change without notice. No liability or warranty implied by this information. Environmental compliance based on producer documentation.
80dB min. @ 4.4KHz/1Vrms sine wave/10cm
120
110
100
90
80
70
(3.34±.197)
84.83±5
100
(.118±.04)
3±1
Piezoelectric Buzzer (External Drive)
Frequency response, Magn dB re 20.00pa
200
A
3 (.118)
500
www.mouser.com
ø30 (ø1.18)
43 (1.69)
1K
(.394)
10
2K
3 (.118)
Materials:
• Case: ABS (UL 94HB)
• Lead wire: UL1095, 28AWG
• Weight: 4.7 gms
Hz
(.217)
5.50
Wire
Red
B
35 (1.378)
5K
Black
Wire
Dimensions: mm (In.)
10K
(ø.087±.004)
ø2.20±.10
(800) 346-6873
(.197)
R5
Date:
KT-400084
6/27/05