NS2W095AT Datasheet, PDF (5/19 Pages) NICHIA CORPORATION – TYPE WHITE LED

Nichia STS-DA1-0037
<Cat.No.071122>
6.RELIABILITY
(1) TEST ITEMS AND RESULTS
Standard
Test Item
Test Method
Test Conditions
Note
Resistance to
JEITA ED-4701 Tsld=260°C, 10sec.
2 times
Soldering Heat
300 301
(Pre treatment 30°C,70%,168hrs.)
(Reflow Soldering)
Solderability
JEITA ED-4701 Tsld=215 ± 5°C, 3sec.
1 time
(Reflow Soldering)
300 303
(Lead Solder)
over 95%
Temperature Cycle
JEITA ED-4701 -40°C ~ 25°C ~ 100°C ~ 25°C
100 cycles
100 105
30min. 5min. 30min. 5min.
Moisture Resistance Cyclic JEITA ED-4701 25°C ~ 65°C ~ -10°C
10 cycles
200 203
90%RH 24hrs./1cycle
High Temperature Storage JEITA ED-4701 Ta=100°C
1000 hrs.
200 201
Temperature Humidity
JEITA ED-4701 Ta=60°C, RH=90%
1000 hrs.
Storage
100 103
Low Temperature Storage JEITA ED-4701 Ta=-40°C
1000 hrs.
200 202
Steady State Operating Life
Ta=25°C, IF=120mA
1000 hrs.
Tested with Nichia standard circuit board.
Steady State Operating Life
Ta=85°C, IF=110mA
1000 hrs.
of High Temperature
Tested with Nichia standard circuit board.
Steady State Operating Life
60°C, RH=90%, IF=120mA
500 hrs.
of High Humidity Heat
Tested with Nichia standard circuit board.
Steady State Operating Life
Ta=-30°C, IF=60mA
1000 hrs.
of Low Temperature
Tested with Nichia standard circuit board.
Vibration
JEITA ED-4701 100 ~ 2000 ~ 100Hz Sweep 4min.
400 403
200m/s²
48min.
3directions, 4cycles
Thermal resistance of LED with Nichia standard circuit board : Rja ≒ 110°C/W
Nichia standard circuit board : FR4, t=1.6mm, Copper foil, t=0.07mm
Number of
Damaged
0/22
0/22
0/50
0/50
0/50
0/50
0/50
0/50
0/50
0/50
0/50
0/10
(2) CRITERIA FOR JUDGING DAMAGE
Criteria for Judgement
Item
Symbol Test Conditions
Min.
Max.
Forward Voltage
VF
IF=60mA
-
Initial Level 1.1
Luminous Flux
φv
IF=60mA
Initial Level 0.7
-
The test is performed after the board is cooled down to the room temperature.
-4-