page
date
3 of 5
11/12/2007
PART NUMBER:
CPE-352
DESCRIPTION:
piezo audio indicators
MECHANICAL CHARACTERISTICS
item
solderability
test condition
evaluation standard
Lead terminals 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 terminals are immersed up to 1.5mm from
buzzer’s body in solder bath of 300 ±5°C for
No interference in operation.
3 ±0.5 seconds or 260 ±5°C for 10 ±1 seconds.
For 10 seconds, the force of 300g is
No damage or cutting off.
applied to each terminal in axial direction.
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
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.
soldering heat resistance
terminal strength pulling
vibration
drop test
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:
+80
+25
-40
0.5hr 0.5hr 0.25 0.5hr
3hours
0.5hr
0.5hr 0.25
+25
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
112
th
Ave. Tualatin, Oregon
97062
phone
503.612.2300
fax
503.612.2383
CUI [ CUI INC ]
