CPE-422AC Datasheet, PDF (3/5 Pages) CUI INC – piezo audio indicators

PART NUMBER: CPE-422AC
page 3 of 5
date 11/12/2007
DESCRIPTION: piezo audio indicators
MECHANICAL CHARACTERISTICS
item
test condition
evaluation standard
solderability
Stripped wires are immersed in rosin for
90% min. of the lead terminals
5 seconds and then immersed in solder bath will be wet with solder
of 270 ±5°C for 3 ±1 seconds.
(except the edge of the terminal).
lead wire pull strength
The pull force shall be applied to lead wire:
Horizontal
3.0N for 30 seconds No damage or cutting off.
Vertical
2.0N for 30 seconds
vibration
The buzzer shall be measured after applying The value of oscillation
a vibration amplitude of 1.5 mm with 10 to
frequency/current consumption
55 Hz band of vibration frequency to each of should be ±10% of the initial
the 3 perpendicular directions for 2 hours.
measurements. The SPL should
drop test
The part will be dropped from a height of
be within ±10dB compared with
75 cm onto a 40 mm thick wooden board 3
the initial measurement.
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
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:
+95
+25
+25
-40
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.
0.5hr 0.5hr 0.25 0.5hr 0.5hr 0.5hr 0.25
3hours
20050 SW 112^th Ave. Tualatin, Oregon 97062 phone [phone] fax [phone]