CRA04S

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Vishay

Revison: 23-Feb-17

3

Document Number: 31043

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Notes

TEST PROCEDURES AND REQUIREMENTS

EN 60115-1

TEST



(clause)

CONDITIONS OF TEST

REQUIREMENTS

PERMISSIBLE CHANGE (

STABILITY

CLASS 1 OR BETTER

STABILITY

CLASS 2 OR BETTER

Stability for product types:

10

 to 1 M

10

 to 1 M

CRA04S

Resistance (4.5)

-

± 1 %

± 2 %; ± 5 %

Temperature coefficient (4.8.4.2)

(20 / -55 / 20) °C and

(20 / 125 / 20) °C

± 100 ppm/K

± 200 ppm/K

Overload (4.13)

 2 x U

± (0.25 % R + 0.05

)

± (0.5 % R + 0.05

)

Aging 4 h at 155 °C, dry heat

solder bath method; 235 °C; 2 s

visual examination

Good tinning (

 95 % covered)

no visible damage

Resistance to soldering heat (4.18.2)

Solder bath method;

(260 ± 5) °C; (10 ± 1) s

± (0.25 % R + 0.05

)

± (0.5 % R + 0.05

)

Rapid change of temperature (4.19)

30 min at LCT = -55 °C;

30 min at UCT = 125 °C; 5 cycles

± (0.25 % R + 0.05

)

± (0.5 % R + 0.05

)

Damp heat, steady state (4.24)

(40 ± 2) °C; 56 days;

(93 ± 3) % RH

± (1 % R + 0.05

)± (2 % R + 0.1 )

Climatic sequence (4.23)

16 h at UCT = 125 °C; 1 cycle at 55 °C;

2 h at LCT = -55 °C;

1 h/1 kPa at 15 °C to 35 °C;

5 cycles at 55 °C

± (1 % R + 0.05

)± (2 % R + 0.1 )

Endurance at 70 °C (4.25.1)

1.5 h “ON”; 0.5 h “OFF”;

70 °C; 1000 h

± (1 % R + 0.05

)± (2 % R + 0.1 )

Extended endurance (4.25.1.8)

Duration extended to 8000 h

± (2 % R + 0.1

)± (4 % R + 0.1 )

Endurance at upper category

temperature (4.25.3)

UCT = 125 °C; 1000 h

± (1 % R + 0.05

)± (2 % R + 0.1 )

APPLICABLE SPECIFICATIONS

• EN 60115-1



• EN 140400



• EN 140401-802



• IEC 60068-2-X



• EIA 481

Generic specification



Sectional specification



Detail specification



Variety of environmental test procedures



Packaging of SMD components