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B37941X Datasheet(PDF) 9 Page - EPCOS |
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B37941X Datasheet(HTML) 9 Page - EPCOS |
9 / 14 page Multilayer ceramic capacitor B37941X MLSC series MLSC 0805, 50 V and 100 V No. Stress test Specification and acceptance criteria Test description in accordance to AEC-Q200 X7R 8 Operational life ∆C/C within ±10% ∆C/C within ±12.5% for 25 V D.F. < 25 · 10 -3 D.F. < 75 · 10 -3 for 25 V I.R. > 1 · 10 3 MΩ or τ > 50 s resp. 25 s for 25 V (whichever is less) Apply 125 °C and 1.5 times rated voltage for 1000 ±12 h, surge current < 50 mA, measurements 24 ±2 h after heat treatment (150 °C, 1 h) @ room temperature 9 External visual No defects or abnormalities Visual inspection 10 Physical dimensions Criteria in accordance to chapter “Dimensional drawing and part dimensions” - 12 Resistance to solvents ∆C/C within ±4.5% ∆C/C within ±7.5% for 25 V D.F. < 25 · 10 -3 D.F. < 50 · 10 -3 for 25 V I.R. > 1 · 10 5 MΩ or τ > 1000 s resp. 500 s for 25 V (whichever is less) Immerse the components in solvents (as per MIL-STD-202 Method 215) for 3 min each (25 °C, or 63 to 70 °C) Solvents: a) Isoporpyl alcohol (1 part) and mineral spirit (3 parts) b) Terpene defluxer c) Water (42 parts), propylene glycol monomethyl ether (1 part) and monomethanolamine (1 part) 13 Mechanical shock ∆C/C within ±4.5% ∆C/C within ±7.5% for 25 V D.F. < 25 · 10 -3 D.F. < 50 · 10 -3 for 25 V I.R. > 1 · 10 5 MΩ or τ > 1000 s resp. 500 s for 25 V (whichever is less) Fix the component on PCB and perform 3 shocks in each direction along the 3 mutually perpendicular axes of the MLCC (in total 18 shocks), half-sine puls form, 1500 g peak value, 0.5 ms duration 14 Vibration ∆C/C within ±4.5% ∆C/C within ±7.5% for 25 V D.F. < 25 · 10 -3 D.F. < 50 · 10 -3 for 25 V I.R. > 1 · 10 5 MΩ or τ > 1000 s resp. 500 s for 25 V (whichever is less) Fix the component on PCB and perform 12 cycles in each of the 3 mutually perpendicular axes of the MLCC (in total 36 cycles). Subject the MLCC to a simple harmonic motion variing the frequency logarithmically between 10 and 2000 Hz and return to 10 Hz (duration approx. 20 min) with an amplitude of 1.5 mm KB VS PE July 2005 Please read Cautions and warnings and Page 9 of 14 Important notes at the end of this document. |
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