MOLDED WIREWOUND CHIP INDUCTORS
HWI252018 SERIES
9. RELIABILTY TEST :
TERMINAL
STRENGTH-PULL
TEST
TERMINAL SHALLNOT
BE LOOSENED OR
RUPTURED
A 1KG LOAD SHALL BE APPLIED TO BOTH
TERMINALS IN THE AXIS DIRECTION FOR
1 MINUTE.
( 0.5KG FOR WI252018SERIES )
THE TERMINAL SHALL
BE AT LEAST 90%
AFTER FLUXING, INDUCTOR SHALL BE DIPPED IN
A MELTED SOLDER BATH AT 240± 5° C FOR
5 SECONDS.
SOLDERABILITY TEST
COVERED WITH SOLDER
THERE SHALL BE NO
CASE DEFORMATION
CHANGE IN
RESISTANCE TO
SOLVENT TEST
MIL-STD-202F, METHOD 215D
APPEARANCE OR
OBLITERATION OF
MARKING
CLIMATIC TEST
TEMPERATURE
1. INDUCTORS SHALL BE
NO EVIDENCE OF
ELECTRICALAND
MECHANICAL
-40° C ----- +125° C
CHARACTERISTIC
1. TEMP :40± 2° C
HUMIDITY TEST
COLD TEST
2. R.H. :90 ----- 95%
3. TIME :96± 2HOURS
DAMAGE
2. INDUCTANCE SHALL
NOT CHANGE MORE
THAN ±10%
1. TEMP :-25± 2° C
2. TIME :96± 2HOURS
3. Q SHALLNOT
CHANGE MORE THAN
± 20%
ROOM TEMP
15 MINS
-40± 2° C
30 MINS
THERMAL SHOCK
TEST
ROOM TEMP
15 MINS
+125±2° C
30 MINS
TOTAL :5 CYCLES
1. TEMP :85± 2° C
DRY HEAT TEST
2. TIME :96± 2HOURS
1. TEMP :85± 2° C
HIGH TEMPERATURE
LOAD LIFE TEST
2. TIME :1000± 12HOURS
3. LOAD :ALLOWED DC CURRENT
THERE SHALL BE NO
EVIDENCE OF SHORT OR
OPEN CIRCUITING
1. TEMP :40± 2° C
2. R.H. :90 ----- 95%
HUMIDITY LOAD LIFE
3. TIME :1000± 12HOURS
4. LOAD :ALLOWED DC CURRENT
Note :
Unless otherwise specified, allow the specimen to stand atroom temperaturefor 1hour
or more but more than 2 hours, measure the electrical and mechanical performances
NOTE : Specifications subject to change without notice. Please check our websitefor latestinformation.
30.10.2012
PG. 6
SUPERWORLD ELECTRONICS (S) PTE LTD
SUPERWORLD [ SUPERWORLD ELECTRONICS ]
