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Page: 5/11

Environmental Characteristics (LRC)

Item

Specification

Test Method

Black

coating

Green

coating

Thermal Shock

±0.5%

±1%

-55℃~150℃, 100 cycles. MIL-STD-202 Method 107G

Short Time Overload

±0.5%

±1%

5*Rated Power for 5 seconds. JIS-C-5202-5.5

Endurance

±1%

±1%

70±2℃, Max. working voltage for 1000 hrs with 1.5 hrs and

0.5 hrs

Dry Heat

±1%

±1%

at +170℃ for 1000 hrs

Resistance to Soldering Heat

±0.5%

±1%

260±5℃, for 10 seconds. MIL-STD-202F Method 210E

Solderability

95% min coverage

245±5℃ for 3 seconds. MIL-STD-202F Method 210E

Temperature Coefficient of

Resistance

As Spec.

+25/-55/+25/+125/+25℃. MIL-STD-202 Method 304

Rated continuous Working Voltage (RCWV) =

√�������������������� ������������������������ × ���������������������������������������� �������������������� (����) or Max. Operating voltage

whichever is lower.

Green coating can't be work with wave soldering bath.

Humidity < 80%RH; Storage Temperature: 25±3℃

Soldering Condition (LRC)

Green coating ”Reflow Air Convection” is available

Green coating can't be working with wave soldering bath

Power Derating Curve