Datasheet NSPW500BS (Nichia) - 4

Nichia STSE-CW2159A 6.RELIABILITY
(1) TEST ITEMS AND RESULTS
Test Item Standard
Test Method Test Conditions Note Number of
Damaged 1 time 0/100 1 time
over 95% 0/100 Resistance to
Soldering Heat JEITA ED-4701
300 302 Tsld=260 ± 5°C, 10sec.
3mm from the base of the epoxy bulb Solderability JEITA ED-4701
300 303 Tsld=235 ± 5°C,
(using flux) Thermal Shock JEITA ED-4701
300 307 0°C ~ 100°C
15sec. 15sec. 100 cycles 0/100 Temperature Cycle JEITA ED-4701
100 105 -40°C ~ 25°C ~ 100°C ~ 25°C
30min. 5min. 30min. 5min. 100 cycles 0/100 Moisture Resistance Cyclic JEITA ED-4701
200 203 25°C ~ 65°C ~ -10°C
90%RH 24hrs./1cycle 10 cycles 0/100 Terminal Strength
(bending test) JEITA ED-4701
400 401 Load 5N (0.5kgf)
0° ~ 90° ~ 0° bend 2 times No noticeable
damage 0/100 Terminal Strength
(pull test) JEITA ED-4701
400 401 Load 10N (1kgf)
10 ± 1 sec. No noticeable
damage 0/100 High Temperature Storage JEITA ED-4701
200 201 Ta=100°C 1000hrs. 0/100 Temperature Humidity
Storage JEITA ED-4701
100 103 Ta=60°C, RH=90% 1000hrs. 0/100 Low Temperature Storage JEITA ED-4701
200 202 Ta=-40°C 1000hrs. 0/100 Steady State Operating Life Ta=25°C, IF=30mA 1000hrs. 0/100 Steady State Operating Life
of High Humidity Heat 60°C, RH=90%, IF=20mA 500hrs. 0/100 Steady State Operating Life
of Low Temperature Ta=-30°C, IF=20mA 1000hrs. 0/100 5sec. (2) CRITERIA FOR JUDGING THE DAMAGE
Criteria for Judgement
Min.
Max. Item
Symbol Test Conditions
Forward Voltage
VF
IF=20mA
U.S.L.*)$ 1.1
Reverse Current
IR
VR=5V
U.S.L.*)$ 2.0
Luminous Intensity
IV
IF=20mA
L.S.L.**)$ 0.7
*) U.S.L. : Upper Standard Level
**) L.S.L. : Lower Standard Level -3-