page
date
3 of 4
06/2008
PART NUMBER:
CMA-6542PF
DESCRIPTION:
electret condenser microphone
MECHANICAL CHARACTERISTICS
item
soldering heat resistance
terminal mechanical
strength
vibration
test condition
evaluation standard
Lead terminals are immersed in solder bath of No interference in operation.
260 ±5°C for 2 ±0.5 seconds.
Apply to the terminal 0.5kg for 1 minute
No damage or cutting off.
The part will be measured after applying a
vibration amplitude of 1.5 mm with 10 to 55 Hz
band of vibration frequency to each of the
3 perpendicular directions for 2 hours.
The part will be dropped from a height of
1 m onto a 20 mm thick wooden board 3 times
in 3 axes (X, Y, Z) for a total of 9 drops.
drop test
After any tests, the sensitivity
should be within ±3dB compared
to the initial measurement.
ENVIRONMENT TEST
item
high temp. test
low temp. test
humidity test
temp. cycle test
test condition
After being placed in a chamber at +70°C for
72 hours.
After being placed in a chamber at -20°C for
72 hours.
After being placed in a chamber at +40°C and
90±5% relative humidity for 240 hours.
The part shall be subjected to 10 cycles. One
cycle will consist of:
evaluation standard
The part will be measured after
being placed at +25°C for 6
hours. After any tests, the
sensitivity should be within ±3dB
compared to the initial
measurement.
TEST CONDITIONS
standard test condition
judgement test condition
a) temperature: +5 ~ +35°C
a) temperature: +25 ±2°C
b) humidity: 45 - 85%
b) humidity: 60 - 70%
c) pressure: 860-1060 mbar
c) pressure: 860-1060 mbar
20050
SW
112
th
Ave. Tualatin, Oregon
97062
phone
503.612.2300
fax
503.612.2383
CUI [ CUI INC ]
