CUI CEP-1126

Date: 9/25/2006
Part No: CEP-1126
Unit: mm
Description: piezo audio transducer
Page No: 1 of 5
Specifications
Operating voltage
Current consumption
Sound pressure level
Electrostatic capacitance
Operating temperature
Storage temperature
Dimensions
Weight
Material
Terminal
RoHS
30 Vp-p max.
10 mA max.
92 db min.
18,000 pF ±30%
-30 ~ +85° C
-40 ~ +95° C
ø29.5 x H5.2 mm
5.6 g max.
ABS UL-94 1/16” HB High
Wire type
yes
at 10 Vp-p, square wave, 2.8 KHz
at 10 cm / 10 Vp-p, square wave, 2.8 KHz
at 1 KHz / 1 V
Heat (Black)
Appearance Drawing
Tolerance: ±0.5
Phone: 800.275.4899
Fax: 503.612.2381
www.cui.com
20050 SW 112th Ave.
Tualatin, OR 97062
Date: 9/25/2006
Part No: CEP-1126
Unit: mm
Description: piezo audio transducer
Page No: 2 of 5
Typical Frequency Response Curve
Measurement Method
S.P.L. Measuring Circuit
Input Signal: 10 V p-p, 2.8 KHz, Square Wave
Mic: RION UC 30
S.G.: Hewlett Packard 33120A Function Generator or equivalent
Phone: 800.275.4899
Fax: 503.612.2381
www.cui.com
20050 SW 112th Ave.
Tualatin, OR 97062
Date: 9/25/2006
Part No: CEP-1126
Unit: mm
Description: piezo audio transducer
Page No: 3 of 5
Mechanical Characteristics
Item
Solderability
Terminal Mechanical Strength
Vibration
Drop Test
Evaluation Standard
Test Condition
90% min. of the lead terminals
Lead terminals are immersed in rosin for
will be wet with solder.
5 seconds and then immersed in solder bath
(Except the edge of the terminal)
of 270 ±5°C for 3 ±0.5 seconds.
The pull force should be applied to the double
No damage or cutting off.
lead wire:
Horizontal 3.0N (0.306kg) for 30 seconds
Vertical 2.0N (0.204kg) for 30 seconds
The buzzer should be measured after applying The value of oscillation
frequency/current consumption
a vibration amplitude of 1.5 mm with 10 to
should be ±10% of the initial
55 Hz band of vibration frequency to each of
measurements. The SPL should
the 3 perpendicular directions for 2 hours.
be within ±10dB compared with
The part will be dropped from a height of
the initial measurement.
75 cm onto a 40 mm thick wooden board 3
times in 3 axes (X, Y, Z) for a total of 9 drops.
Environment Test
Item
High temp. test
Low temp. test
Humidity test
Temp. cycle test
Phone: 800.275.4899
Test Condition
After being placed in a chamber at +95°C for
240 hours.
After being placed in a chamber at -40°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:
Fax: 503.612.2381
www.cui.com
Evaluation Standard
The buzzer will be measured after
being placed at +25°C for 4
hours. The value of the
oscillation frequency/current
consumption should be ±10%
compared to the initial
measurements. The SPL should
be within ±10dB compared to the
initial measurements.
20050 SW 112th Ave.
Tualatin, OR 97062
Date: 9/25/2006
Part No: CEP-1126
Unit: mm
Description: piezo audio transducer
Page No: 4 of 5
Reliability Test
Item
Operating (Life Test)
Test Condition
1. Continuous life test:
The part will be subjected to 48 hours of
continuous operation at +70°C with rated
voltage applied.
2. Intermittent life test:
A duty cycle of 1 minute on, 1 minute off, a
minimum of 5,000 times at room temp
(+25 ±2°C) with rated voltage applied.
Evaluation Standard
The buzzer will be measured after
being placed at +25°C for 4
hours. The value of the
oscillation frequency/current
consumption should be ±10%
compared to the initial
measurements. The SPL should
be within ±10dB compared to
the initial measurements.
Test Conditions
Standard Test Condition
Judgement Test Condition
Phone: 800.275.4899
a) Tempurature: +5 ~ +35°C
a) Tempurature: +25 ±2°C
Fax: 503.612.2381
b) Humidity: 45 - 85%
b) Humidity: 60 - 70%
www.cui.com
c) Pressure: 860-1060 mbar
c) Pressure: 860-1060 mbar
20050 SW 112th Ave.
Tualatin, OR 97062
Date: 9/25/2006
Part No: CEP-1126
Unit: mm
Description: piezo audio transducer
Page No: 5 of 5
Packaging
Phone: 800.275.4899
Fax: 503.612.2381
www.cui.com
20050 SW 112th Ave.
Tualatin, OR 97062