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SPECIFICATIONS
6. Reliability
(1) Details of the tests
Test Item
Test Condition
Ta=-20 C, IF=350 mA× 1000 hours(with Al-fin)
Continuous Operation Test Ta=60 C,IF=350 mA× 1000 hours(with Al-fin)
Ta=85 C ,IF=350 mA× 1000 hours(with Al-fin)
Low Temperature Storage Test
High Temperature Storage Test
Moisture-proof Test
-40 °C × 1000 hours
100 °C × 1000 hours
60 °C, 90 %RH for 1000 hours
-40°C × 30 minutes – 100°C × 30 minutes, 100 cycle
Thermal Shock Test
(2) Judgment Criteria of Failure for Reliability Test
(Ta=25 C)
Measuring Item
Measuring Condition
Judgment Criteria for Failure
Symbol
Forward Voltage
VF
IF=350mA
IF=350mA
> U × 1.1
< S × 0.85
Total Luminous Flux
ΦV
U defines the upper limit of the specified characteristics. S defines the initial value.
Note: Measurement shall be taken between 2 hours and 24 hours, and the test pieces should be
returned to the normal ambient conditions after the completion of each test.
Approved Checked Drawn
Symbol
Name
CL-L102-MC3L1
Drawing No
2009.03.03
Issue of first edition
Description Appro.
CITIZEN ELECTRONICS CO.,LTD.
Ref.CE-P402 03/09
Mark Date
CITIZEN [ CITIZEN ELECTRONICS CO., LTD. ]
