ECA-EIA-815-1999.pdf

STD-EIA EIA-815-ENGL 199q aii 3234600 Ob24446 031 m EIA STANDARD Miniature Aluminum Electrolytic Capacitor (Leaded) Qualification Specification - EIA-815 AUGUST 1999 ELECTRONIC INDUSTRIES ALLIANCE ELECTRONIC COMPONENTS, ASSEMBLIES, EQUIPMENT approval levels and sampling plan Page 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 4 5 5 5 6 6 6 6 7 7 7 7 7 3 I Copyright Electronic Components, Assemblies b) c) d) e) f) g) the parts shall be subjected to rated voltage for 2000 hours at rated operating temperature (85 OC, 105 O C , or 125 “C ); test time may be extended at the prerogative of the user or the supplier; measurements shall be taken at O h, 500 h, 1000 h, and 2000 h; extended testing should have measurements at 1000 hour increments; capacitance change shall be 5 20% from initial limits; dissipation factor (DF) shall be 5 200% of initial limit; equivalent series resistance (ESR) shall be 5 200% of initial limit; DC leakage current shall meet initial limit. 4.5 Load humidity test Capacitors shall be tested per MIL-STD-202, Method 103B, except: a) preconditioning is required; b) c) d) e) f) g) apply maximum rated voltage for 500 hours; measurements shall be taken at O hours and 500 hours; capacitance change shall be 5 20% from initial limits; DF shall be 5 200% of initial limit; ESR shall be 5 200% of initial limit; DC leakage current shall meet initial limit. 4.6 Thermal shock Capacitors shall be tested per MIL-STD-202, Method 107( air-to-air). a) preconditioning is required; b) c) d) e) f) the maximum and minimum temperatures will be per the product specification; the parts shall be subjected to 300 cycles; the maximum transfer time shall be 20 seconds; the dwell time shall be 30 minutes; capacitance, DF, ESR, and leakage shall be measured after testing and meet initial limits as specified in the detailed specification. Copyright Electronic Components, Assemblies b) c) d) capacitors shall be unpowered; e) f) g) twenty samples shall be stored at maximum and twenty samples at minimum temperature per product specification; exposure time shall be 1000 hours; capacitors shall meet the visual requirements per 4.3; capacitance change shall be 5 10% from initial limits.; DF, ESR and leakage shall meet initial limit. 4.8 Surge voltage Capacitors shall be tested per the following procedure: a) preconditioning is required; b) c) d) test procedure; capacitance shall be measured and samples identified; surge voltage shall be a minimum of 1.15 rated voltage for capacitors rated 5 315 V; capacitors rated at 315 V shall be tested at a minimum of 1.10 rated voltage; Capacitors, while mounted in the vertical position, shall be subjected to 1000 cycles of DC surge voltage as specified in the table below. Nonpolarized styles shall be subjected to 1000 cycles in each direction. Each cycle shall consist of a 30 second surge voltage application, followed by a 5.5 minute discharge period. Voltage application shall be made through a resistor (1000 ohms f 50 ohms for capacitance values of less than 2500 pF and 100 ohms k 5 ohms for capacitance values of 2500 pF and greater) in series with the capacitor and the voltage source. Each surge voltage cycle shall be performed in such a manner that the capacitor is discharged through the resistor at the end of the 30 second application. The test shall be terminated on the discharge position of the cycle. a) b) capacitance change from initial value shall not exceed r 15%; DF, ESR and DC leakage current must meet initial limits. 4.9 Vibration Capacitors shall be tested per MIL-STD-202, Method 204, Test Condition D, except: preconditioning is required; capacitors shall be mounted on a 203 mm x 127 mm ( 8 in x 5 in ) PCB, 0.79 mm(0.03lin) thick, with 7 secure points on one 203 mm(8 in) side and 2 secure points on corners of opposite sides. Parts shall be mounted within 51mm(2 in) from any secure point. Capacitors shall be soldered and attached to the board as normally intended. The body of the capacitor shall be rigidly secured to prevent lead breakage; leaded capacitors shall subjected to 12 cycles in each of three orientations; the capacitors shall be subjected to a simple harmonic motion having an amplitude of either 1.5 mm (0.06 in) double amplitude (maximum total excursion) or 20.0 g, (peak) , whichever is less; frequency shall be varied between 10 H z and 2000 Hz. The entire frequency range shall be traversed in 20 minutes; during the last cycle, electrical characteristics (capacitance, DF and ESR) shall be monitored to determine stability; post-test requirements. Not applicable, since the same parts will be used for shock. Copyright Electronic Components, Assemblies during the last cycle, electrical characteristics (capacitance, DF, and ESR) shall be monitored to determine stability; requirements at post-test readouts are: Maximum capacitance change: there shall be no evidence of damage to the terminal movement of the terminal relative to the body of the test sample, or parametric failures; Test condition B-Specific details regarding force applied to each terminal of a sample shall be outlined in the product specifications; there shall be no evidence if severing of the terminal, crackingkhipping of the body, or parametric failures; Test condition C-Specific details regarding the force applied to each terminal of a sample shall be outlined in the product specifications; there shall be no evidence of severing of the terminal, crackingkhipping of the body, or parametric failures. b) Flat terminal bed: c) Wire lead bend: 4.12 Seal Place capacitors in water maintained at +90 “C to +95 OC, or maximum rated temperature, whichever is less for a period of 5 minutes. During the immersion, there shall be no chain or repetitive bubbling from any part of the capacitor. 4.13 Vent Capacitors shall be mounted using the leads. A reverse DC voltage shall be applied. The voltage shall be of sufficient magnitude to produce a current in accordance with the following: I Current I CVproduct A O to 100k 1 t o 3 101k to 500k 1 0 501k to 1000k 20 1001k and UD 30 Copyright Electronic Components, Assemblies the final capacitance value shall not exceed +2% of the pretest value; DF, ESR and leakage current must meet the initial product specifications; no physical or mechanical damage shall be observed. 4.17 Destructive physical analysis (DPA) Capacitors shall be examined per EIA-469 or MIL-STD-883, Method 5009. The samples shall be subjected to a microsectional evaluation to determine the internal integrity of the device and to gather data for future reference as to current material quality and process control. The supplier shall provide cross-sectional photographs or drawings when requested. DPA will be conducted on the samples used for visual and mechanical inspection per 4.3. 4.18 Flammability The encapsulating material, when applicable, shall be certified to meet the minimum flammability requirements of UL-94 V-O or V-1 and an oxygen index of 28% minimum as defined in ASTM-2863-91. The supplier must provide certificates of compliance to both tests upon request. When UL and oxygen-index testing are not feasible, the IEC “needle-flame“ test (IEC 695-2-2), may be used. In all cases, appropriate documentation must be maintained. Copyright Electronic Components, Assemblies & Materials Association Provided by IHS under license with ECA Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/30/2007 19:55:33 MDTNo reproduction or networking permitted without license from IHS -,-,- t Signature: EIA Document Improvement Proposal Date: If in the review or use of this document, a potential change is made evident for safety, health or technical reasons, please fill in the appropriate information below and mail or FAX to: Electronic Industries Alliance Engineering Department - Publications Office 2500 Wilson Blvd. Arlington, VA 22201 FAX: (703) 907-7501 Document No. Submitters Name: Address: Document Title: Telephone No.: FAX No.: e-mail: Urgency of Change: Immediate: At next revision: 0 Problem Area: a. Clause Number andor Drawing: b. Recommended Changes: c. ReasodRationale for Recommendation: Additional Remarks: FOR EIA USE ONLY Responsible Committee: Chairman: Date comments forwarded to Committee Chairman: Copyright Electronic Components, Assemblies & Materials Association Provided by IHS under license with ECA Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/30/2007 19:55:33 MDTNo reproduction or networking permitted without license from IHS -,-,-