EN 60539-2:2004/A1:2010
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DIRECTLY HEATED NEGATIVE TEMPERATURE COEFFICIENT THERMISTORS - PART 2: SECTIONAL SPECIFICATION - SURFACE MOUNT NEGATIVE TEMPERATURE COEFFICIENT THERMISTORS
31-01-2022
12-01-2013
FOREWORD
1 General
1.1 Scope
1.2 Normative references
1.3 Information to be given in a detail specification
1.4 Terminology
2 Preferred ratings and characteristics
2.1 Tolerances on rated zero-power resistance
2.2 Climatic categories
3 Quality assessment procedures
3.1 Primary stage of manufacture
3.2 Structurally similar components
3.3 Qualification approval procedures
3.4 Quality conformance inspection
3.5 Quality conformance inspection
4 Test and measurement procedures
4.1 Mounting
4.2 Drying and recovery
4.3 Visual examination and check of dimensions
4.4 Electrical tests
4.5 Thermal tests
4.6 Resistance to soldering heat
4.7 Solderability
4.8 Rapid change of temperature
4.9 Thermal shock
4.10 Climatic sequence
4.11 Damp heat, steady state
4.12 Endurance
4.13 Shear (adhesion) test
4.14 Substrate bending test
4.15 Component solvent resistance
4.16 Solvent resistance of marking
Annex A (normative) - Guide for the specification and coding of
dimensions of surface mount negative temperature
coefficient thermistors
Annex ZA (normative) - Normative references to international
publications with their corresponding European
publications
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