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BS EN IEC 62391-2:2025 - TC Tracked Changes. Fixed electric double-layer capacitors for use in electronic equipment - Sectional specification. Electric double-layer capacitors for power application, 2025
- A-30477802.pdf [Go to Page]
- undefined
- European foreword
- Endorsement notice
- Annex ZA (normative) Normative references to international publications with their corresponding European publications [Go to Page]
- English [Go to Page]
- CONTENTS
- FOREWORD
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Preferred ratings and characteristics [Go to Page]
- 4.1 Preferred characteristics
- 4.2 Preferred values of ratings [Go to Page]
- 4.2.1 Nominal capacitance (CN)
- 4.2.2 Tolerance on nominal capacitance
- 4.2.3 Rated voltage (UR)
- 4.2.4 Rated temperature
- 4.2.5 Internal resistance
- 5 Test and measurement procedures, and performance requirements [Go to Page]
- 5.1 General
- 5.2 Preliminary drying
- 5.3 Test conditions and measurement conditions
- 5.4 Visual examination and check of dimensions [Go to Page]
- 5.4.1 General
- 5.4.2 Visual examination
- 5.4.3 Requirements
- 5.5 Electrical tests [Go to Page]
- 5.5.1 Capacitance
- 5.5.2 Internal resistance
- 5.5.3 Leakage current
- 5.6 Robustness of terminations [Go to Page]
- 5.6.1 General
- 5.6.2 Initial measurement
- 5.6.3 Final inspection, measurements and requirements
- 5.7 Resistance to soldering heat [Go to Page]
- 5.7.1 General
- 5.7.2 Initial measurement
- 5.7.3 Conditions
- 5.7.4 Final inspection, measurements and requirements
- 5.8 Solderability [Go to Page]
- 5.8.1 General
- 5.8.2 Final inspection, measurements and requirements
- 5.9 Rapid change of temperature [Go to Page]
- 5.9.1 General
- 5.9.2 Initial measurement
- 5.9.3 Conditioning
- 5.9.4 Final inspection, measurements and requirements
- 5.10 Vibration [Go to Page]
- 5.10.1 General
- 5.10.2 Initial measurement
- 5.10.3 Test conditions
- 5.10.4 Final inspection, measurements and requirements
- 5.11 Maintain voltage [Go to Page]
- 5.11.1 General
- 5.11.2 Test conditions
- 5.11.3 Final inspection, measurements and requirements
- 5.12 Storage at high temperature [Go to Page]
- 5.12.1 General
- 5.12.2 Initial measurement
- 5.12.3 Test conditions
- 5.12.4 Final inspection, measurements and requirements
- 5.13 Damp heat, steady state [Go to Page]
- 5.13.1 General
- 5.13.2 Initial measurement
- 5.13.3 Conditioning of test
- 5.13.4 Final inspection, measurements and requirements
- 5.14 Endurance [Go to Page]
- 5.14.1 General
- 5.14.2 Initial measurement
- 5.14.3 Test conditions
- 5.14.4 Final inspection, measurements and requirements
- 5.15 Characteristics at high and low temperature [Go to Page]
- 5.15.1 General
- 5.15.2 Measurements and requirements
- 5.16 Passive flammability (if applicable) [Go to Page]
- 5.16.1 General
- 5.16.2 Requirements
- 5.17 Pressure relief (if applicable) [Go to Page]
- 5.17.1 General
- 5.17.2 Requirements
- 6 Marking [Go to Page]
- 6.1 General
- 6.2 Information for marking
- 6.3 Marking on the capacitors
- 6.4 Marking of the packaging
- 6.5 Additional marking
- 7 Information to be given in a detail specification [Go to Page]
- 7.1 General
- 7.2 Outline drawing and dimensions
- 7.3 Mounting
- 7.4 Rating and characteristics [Go to Page]
- 7.4.1 General
- 7.4.2 Nominal capacitance range
- 7.4.3 Particular characteristics
- 7.4.4 Soldering
- 7.5 Marking
- 8 Quality assessment procedures [Go to Page]
- 8.1 Primary stage of manufacture
- 8.2 Structurally similar components
- 8.3 Certified test records of released lots
- 8.4 Qualification approval procedures [Go to Page]
- 8.4.1 General
- 8.4.2 Qualification approval on the basis of the fixed sample size procedures
- Tables [Go to Page]
- Table 1 – Fixed sample size test plan for qualification approval – Assessment level EZ
- Table 2 – Test schedule for qualification approval
- 8.5 Quality conformance inspection [Go to Page]
- 8.5.1 Formation of inspection lots
- 8.5.2 Test schedule
- 8.5.3 Delayed delivery
- 8.5.4 Assessment levels
- Table 3 – Lot-by-lot inspection
- Table 4 – Periodic test
- Annex A (informative) Calculation procedure for power density [Go to Page]
- A.1 General
- A.2 Calculation procedure for power density [Go to Page]
- A.2.1 Calculation method of power density per mass
- A.2.2 Calculation method of power density per volume
- Figure A.1 – Voltage characteristics between capacitor terminals
- Annex X (informative) Cross-references to IEC 62391-2:2006 [Go to Page]
- Table X.1 – Cross-references to the previous edition
- Bibliography [Go to Page]
