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BS EN 60384-8:2005 Fixed capacitors for use in electronic equipment - Sectional specification: Fixed capacitors of ceramic dielectric, Class 1, 2010
- 60384-8e-mono-ed3 WORDTEXT.pdf [Go to Page]
- 1 General [Go to Page]
- 1.1 Scope
- 1.2 Object
- 1.3 Normative references
- 1.4 Information to be given in a detail specification [Go to Page]
- 1.4.1 Outline drawing and dimensions
- 1.4.2 Mounting
- 1.4.3 Ratings and characteristics [Go to Page]
- 1.4.3.1 Rated capacitance range
- 1.4.3.2 Particular characteristics
- 1.4.3.3 Soldering
- 1.4.4 Marking
- 1.5 Terms and definitions
- 1.6 Marking [Go to Page]
- 1.6.1 The information given in the marking is normally selected from the following list; the relative importance of each item is indicated by its position in the list:
- 2 Preferred ratings and characteristics [Go to Page]
- 2.1 Preferred characteristics [Go to Page]
- 2.1.1 Preferred climatic categories
- 2.2 Preferred values of ratings [Go to Page]
- 2.2.1 Rated temperature
- 2.2.2 Rated voltage (UR)
- 2.2.3 Category voltage (UC)
- 2.2.4 Preferred values of rated capacitance and associated tolerance values [Go to Page]
- 2.2.4.1 Preferred values of rated capacitance
- 2.2.4.2 Preferred tolerances on rated capacitance
- 2.2.5 Temperature coefficient (α)
- 3 Quality assessment procedures [Go to Page]
- 3.1 Primary stage of manufacture
- 3.2 Structurally similar components
- 3.3 Certified records of released lots
- 3.4 Qualification approval [Go to Page]
- 3.4.1 Qualification approval on the basis of the fixed sample size procedure
- 3.4.2 Tests
- 3.5 Quality conformance inspection [Go to Page]
- 3.5.1 Formation of inspection lots
- 3.5.2 Test schedule
- 3.5.3 Delayed delivery
- 3.5.4 Assessment levels
- 4 Test and measurement procedures [Go to Page]
- 4.1 Visual examination and check of dimensions
- 4.2 Electrical tests [Go to Page]
- 4.2.1 Capacitance [Go to Page]
- 4.2.1.1 Measuring conditions
- 4.2.1.2 Requirements
- 4.2.2 Tangent of loss angle (tan δ) [Go to Page]
- 4.2.2.1 Measuring conditions: same as in 4.2.1
- 4.2.2.2 Requirements
- 4.2.3 Insulation resistance (Ri) [Go to Page]
- 4.2.3.1 Measuring conditions
- 4.2.3.2 Requirements
- 4.2.4 Voltage proof [Go to Page]
- 4.2.4.1 Test conditions
- 4.3 Temperature coefficient (α) and temperature cyclic drift of capacitance [Go to Page]
- 4.3.1 Preliminary drying
- 4.3.2 Measuring conditions
- 4.3.3 Requirements
- 4.4 Robustness of terminations
- 4.5 Resistance to soldering heat [Go to Page]
- 4.5.1 Initial measurement
- 4.5.2 Conditions
- 4.5.3 Final inspection, measurements and requirements
- 4.6 Solderability [Go to Page]
- 4.6.1 Conditions: No preliminary drying.
- 4.7 Rapid change of temperature (if required in the detail specification) [Go to Page]
- 4.7.1 Initial measurement
- 4.7.2 Number of cycles: 5
- 4.7.3 Recovery: 24 h ± 2 h.
- 4.8 Vibration [Go to Page]
- 4.8.1 The following degree of severity of test Fc applies
- 4.8.2 Final inspection, measurements and requirements
- 4.9 Bump [Go to Page]
- 4.9.1 Initial measurements
- 4.9.2 The detail specification shall state which of the following preferred severities applies:
- 4.9.3 Final inspection, measurements and requirements
- 4.10 Shock [Go to Page]
- 4.10.1 Initial measurements
- 4.10.2 The detail specification shall state which of the preferred severities applies as stated in Table 14.
- 4.10.3 Final inspection, measurements and requirements
- 4.11 Climatic sequence [Go to Page]
- 4.11.1 Initial measurements
- 4.11.2 Dry heat
- 4.11.3 Damp heat, cyclic, Test Db, first cycle
- 4.11.4 Cold [Go to Page]
- 4.11.4.1 Final inspection and requirements
- 4.11.5 Low air pressure
- 4.11.6 Damp heat, cyclic, Test Db, remaining cycles [Go to Page]
- 4.11.6.1 Conditions of tests
- 4.11.6.2 Recovery
- 4.11.6.3 Final inspection, measurements and requirements
- 4.12 Damp heat, steady state [Go to Page]
- 4.12.1 Initial measurement
- 4.12.2 Conditions of test
- 4.12.3 Within 15 min after removal from the damp heat test, the voltage proof test according to 4.2.4 shall be carried out, but with the rated voltage applied.
- 4.12.4 Recovery
- 4.12.5 Final inspection, measurements and requirements
- 4.13 Endurance [Go to Page]
- 4.13.1 Initial measurement
- 4.13.2 Conditions of test
- 4.13.3 Recovery
- 4.13.4 Final inspection, measurements and requirements
- 4.14 Component solvent resistance
- 4.15 Solvent resistance of the marking [Go to Page]