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BS EN 60384-19:2006 Fixed capacitors for use in electronic equipment - Sectional specification. Fixed metallized polyethylene- terephthalate film dielectric surface mount d.c. capacitors, 2008
- BS EN 60384-19 body copy.pdf [Go to Page]
- 60384-19e-mono-ed2.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
- 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 capacitance (CR)
- 2.2.2 Tolerance on rated capacitance
- 2.2.3 Rated voltage (UR)
- 2.2.4 Category voltage (UC)
- 2.2.5 Rated temperature
- 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 [Go to Page]
- 3.4.1.1 Sampling
- 3.4.1.2 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 Mounting
- 4.2 Visual examination and check of dimensions [Go to Page]
- 4.2.1 Visual examination
- 4.2.2 Requirements
- 4.3 Electrical tests [Go to Page]
- 4.3.1 Voltage proof [Go to Page]
- 4.3.1.1 Test circuit
- 4.3.1.3 Requirement
- 4.3.2 Capacitance
- 4.3.3 Tangent of loss angle (tan () [Go to Page]
- 4.3.3.1 Measuring conditions for measurements at 1 000 Hz
- 4.3.3.2 Requirement for measurements at 1 000 Hz
- 4.3.3.3 Measuring conditions for measurements at 10 kHz
- 4.3.4 Insulation resistance
- 4.4 Shear test (formerly adhesion test)
- 4.5 Substrate bending test (formerly bond strength of the end of plating)
- 4.6 Resistance to soldering heat [Go to Page]
- 4.6.1 Initial measurement
- 4.6.2 Test conditions
- 4.6.3 Final inspection, measurements and requirements
- 4.7 Solderability [Go to Page]
- 4.7.1 Test conditions
- 4.7.2 Final inspection, measurements and requirements
- 4.8 Rapid change of temperature [Go to Page]
- 4.8.1 Initial measurements
- 4.8.2 Number of cycles: 5
- 4.8.3 Intermediate inspection
- 4.9 Climatic sequence [Go to Page]
- 4.9.1 Initial measurements
- 4.9.2 Dry heat
- 4.9.3 Damp heat, cyclic, test Db, first cycle
- 4.9.4 Cold
- 4.9.5 Damp heat, cyclic, test Db, remaining cycles
- 4.9.6 Final inspection, measurements and requirements
- 4.10 Damp heat, steady state [Go to Page]
- 4.10.1 Initial measurements
- 4.10.2 Final inspection, measurements and requirements
- 4.11 Endurance [Go to Page]
- 4.11.1 Initial measurements
- 4.11.2 Grade 1 capacitors shall be tested for 2 000 h and Grade 2 capacitors for 1 000 h as given in Table 9.
- 4.11.3 The test voltage shall be applied to each capacitor individually through a resistor, the value R of which is equal to , where CR is the rated capacitance in farad and R is the resistance in ohms and is to be within 30 % of the calculated value with a maximum of 2 M(.
- 4.11.4 After the specified period the capacitors shall be allowed to recover and shall then be discharged across the same resistor R as defined in 4.11.3.
- 4.11.5 Final inspection, measurements and requirements
- 4.12 Charge and discharge [Go to Page]
- 4.12.1 Initial measurements
- 4.12.2 The capacitors shall be subjected to 10 000 cycles of charge and discharge at a rate of approximately one cycle per second. Each cycle shall consist of charging and discharging the capacitor. Each capacitor shall be individually charged with the rated voltage through a resistor with a value where CR is the rated capacitance in farad, or the value required to limit the charge current to 1 A (or to the higher current value given in the detail specification), whichever resistance value is the greater.
- Each capacitor shall be individually discharged through a resistor with a value of , with a minimum of 20 (, or a lower value when prescribed in the detail specification.
- 4.12.3 Final measurements and requirements
- 4.13 Component solvent resistance (if applicable)
- 4.14 Solvent resistance of the marking (if applicable) [Go to Page]
