Datasheet
DEP 128064I-W Production Specification 
Version: 0 PAGE: 13 
8. Reliability 
Content of Reliability Test 
Environmental Test 
Test Item  Content of Test  Test Condition 
Applicable
Standard 
High 
Temperature 
storage 
Endurance test applying the high 
storage temperature for a long time. 
80°C 
240hrs 
—— 
Low 
Temperature 
storage
Endurance test applying the low storage 
temperature for a long time. 
-40°C 
240hrs 
—— 
High 
Temperature 
Operation 
Endurance test applying the electric 
stress (Voltage & Current) and the 
thermal stress to the element for a long 
time. 
80°C 
240hrs 
—— 
Low 
Temperature 
Operation 
Endurance test applying the electric 
stress under low temperature for a long 
time. 
-40°C 
240hrs 
—— 
High 
Temperature/ 
Humidity 
Storage 
Endurance test applying the high 
temperature and high humidity storage 
for a long time. 
60°C,90%RH 
240hrs 
—— 
Temperature 
Cycle 
Endurance test applying the low and 
high temperature cycle. 
 -40°C 25°C   80°C 
 30min  5min   30min 
       1 cycle 
-40°C/80°C 
100 cycles 
—— 
Mechanical Test 
Vibration test 
Endurance test applying the vibration 
during transportation and using. 
Frequency:10~55Hz 
amplitude:1.5mm 
Time:0.5hrs/axis 
Test axis:X,Y,Z 
—— 
Others 
Static 
electricity test 
Endurance test applying the electric 
stress to the terminal. 
VS=±600V(Contact), 
±800v(Air), 
RS=330Ω 
CS=150pF 
10 times 
—— 
*** Supply voltage for OLED system =Operating voltage at 25°C










