RCA e3

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Vishay Draloric

Revision: 08-Apr-14

4

Document Number: 20037

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

FUNCTIONAL PERFORMANCE

PERFORMANCE IN SULFUR-CONTAINING AMBIANCE

TEST NAME

HUMID SULFUR VAPOR TEST

HUMID SULFUR VAPOR TEST

(Accelerated)

Reference specification

ASTM B809-95

ASTM B809-95

accelerated conditions

Test conditions



(temperature, humidity)

60 °C ± 2 °C

85 % ± 4 % RH

90 °C ± 2 °C

74 % ± 7 % RH

Aggressive agent

Sulfur (saturated vapor)

Sulfur (saturated vapor)

Failure criteria in VI under magnification

No silver sulfide growth at the interface

between termination and protective overcoat.

No signs of mechanical damage.

No silver sulfide growth at the interface

between termination and protective overcoat.

No signs of mechanical damage.

Failure criteria in electrical test

 (± 1 % R + 0.05 )

 (± 1 % R + 0.05 )

Time before failure

8000 h

1000 h

- 55

- 25

0

25

50

75

100

125

155 175

120

100

80

60

40

20

0

70

Derating

Ambient Temperature in °C