Document Number: 31048

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Revision: 09-Jan-07

3

CRA04P

Thick Film, Resistor Array

Vishay

Notes

1. Figures are given for a single element.

2. Solderability is specified for 2 years after production or requalification. Permitted storage time is 20 years.

TEST PROCEDURES AND REQUIREMENTS

EN 60115-1

TEST

(clause)

CONDITIONS OF TEST

REQUIREMENTS

PERMISSIBLE CHANGE (

STABILITY

CLASS 2 OR BETTER

stability for product types:

10

Ω to 1 MΩ

1

Ω to 1 MΩ

CRA04P

Resistance (4.5)

-

± 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

± (0.5 % R + 0.05

Ω)

Aging 4 h at 155 °C, dryheat

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

± (0.5 % R + 0.05

Ω)

Rapid change of temperature (4.19)

30 min. at LCT = - 55 °C;

30 min. at UCT = 125 °C; 5 cycles

± (0.5 % R + 0.05

Ω)

Damp heat, steady state (4.24)

(40 ± 2) °C; 56 days;

(93 ± 3) % RH

± (2 % R + 0.1

Ω)

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

± (2 % R + 0.1

Ω)

Endurance at 70 °C (4.25.1)

1.5 h on; 0.5 h off;

70 °C; 1000 h

± (2 % R + 0.1

Ω)

Extended endurance (4.25.1.8)

Duration extended to 8000 hours

± (4 % R + 0.1

Ω)

Endurance at upper category

temperature (4.25.3)

UCT = 125 °C; 1000 h

± (2 % R + 0.1

Ω)

APPLICABLE SPECIFICATIONS

• EN 60115-1

Generic Specification

• EN 140400

Sectional Specification

• EN 140401-802

Detail Specification

• IEC 60068-2-X

Variety of environmental test procedures

• EIA 481

Packaging of SMD components