ECA-EIA-815-1999.pdf
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1、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 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 th
3、e 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
4、) 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
5、 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
6、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 me
7、et 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;
8、 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
9、 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 su
10、rge 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 ohm
11、s 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
12、 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 Conditi
13、on 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. Cap
14、acitors 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
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- ECA EIA 815 1999
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