Mag Layers USA MSCDB-1311 - Manual (Page 5)

ENVIROMENT CHARACTERISTICS
TEST ITEM SPECIFICATION
High temperature △L/Lo≦ ±5% The sample shall be left for 96 ±4 hours in an atmospere with
storage a temperature of 85 ±2℃ and a normal humidity.
There shall be Upon completion of the measurement shall be made after the
no mechanical sample has been left in a normal temperature and normal
damage. humidity for 1 hour.
Low temperature △L/Lo≦ ±5% The sample shall be left for 96 ±4 hours in an atmosphere with
storage a temperature of -25 ±3℃.
There shall be Upon completion of the test, the measurement shall be made
no mechanical after the sample has been left in a normal temperature and
damage. normal humidity for 1 hour.
Change of △L/Lo≦ ±5% The sample shall be subject to 5 continuos cycles, such as shown
temperature in the table 2 below and then it shall be subjected to standard
There shall be atmospheric conditions for 1 hour, after which measurement
no other dama- shall be made.
ge of problems
table 2
Temperature Duration
－25 ±3℃
(Themostat No.1)
Standard
atmospheric
85 ±2℃
(Themostat No.2)
Standard
atmospheric
Moisture storage △L/Lo≦ ±5% The sample shall be left for 96 ±4 hours in a temperature of
40 ±2℃ and a humidity(RH) of 90～95%.
There shall be Upon completion of the test, the measurement shall be made
no mechanical after the sample has been left in a normal temperature and
damage. normal humidity more than 1 hour.
Test conditions：
The sample shall be reflow soldered onto the printed circuit board in every test.
Page-5/8 MSCDB-1311-SERIES
No.1→No.2
No.2→No.1
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2
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30 min.
30 min.
MAG.LAYERS