CEB-27FD44 CUI Inc, CEB-27FD44 Datasheet - Page 3

• Manufacturer Part Number: CEB-27FD44
• Description: BUZZER PIEZO ELEMENT 4.5KHZ 27MM
• Manufacturer: CUI Inc
• Series: CEBr
• Type: Feed Backr

Specifications of CEB-27FD44

• Frequency: 4.5kHz
• Impedance: 500 Ohm
• Voltage - Input, Max: 30V p-p
• Capacitance @ Frequency: 16000pF @ 1kHz
• Size: 1.06" Dia (27mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 102-1130; CEB27FD44; SEB-27FD44; SEB27FD44

Environment Test
Item
High temp. test
Low temp. test
Humidity test
Temp. cycle test
Test Conditions
Standard Test Condition
Judgement Test Condition
Phone: [phone]
Fax: [phone]
a) Tempurature: +5 ~ +35°C
a) Tempurature: +25 ±2°C
Test Condition
After being placed in a chamber at +80°C for
240 hours.
After being placed in a chamber at -30°C for
240 hours.
After being placed in a chamber at +40°C and
90±5% relative humidity for 240 hours.
The part shall be subjected to 5 cycles. One
cycle will consist of:
-30° C
0.5hr 0.5hr 0.25 0.5hr
Part No: CEB-27FD44
Description: piezo electric diaphragm
+25° C
www.cui.com
3hours
0.5hr
+80° C
b) Humidity: 45 - 85%
b) Humidity: 60 - 70%
0.5hr 0.25
20050 SW 112th Ave.
+25° C
Evaluation Standard
The diaphragm will be measured
after being placed at +25°C for 4
hours. The value of the
resonant frequency should be
±10%, the value of the electro
static capacitance should be
±20% compared to the initial
measurements. The resonant
impedance should be 2,000 Ω
max.
c) Pressure: 860-1060 mbar
c) Pressure: 860-1060 mbar
Tualatin, OR 97062
Date: 6/25/2007
Unit: mm
Page No: 3 of 4