Screening & Qualifications
Hi-Rel Processing
Capabilities
Semelab are specialists in hi-rel products.
We have more than 30 years experience in supplying products to military and hi-rel specs.
We hold quality approvals from major international standards organisations.
Semelab can supply fully qualified & approved devices to DSCC, CECC, BS, and ESA specificationsWe can supply further products processed exactly in accordance with CECC, BS, CV specifications via in-house process specifications. Discrete products are also available processed to the MIL-PRF-19500 flows to give a viable European alternative source for popular types.
Almost any customer specification for product inspection and screening can be supported.
Download Quality Documents
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QR204
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MIL
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CEC
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BS
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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JQR -A
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-B
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TXV
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TX
|
A
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B
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C
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D
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|
A
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B
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C
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D
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| Pre-cap Visual |
Y
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|
Y
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Y
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Y
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Y
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Y
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| High Temp Storage |
Y
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Y
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Y
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Y
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Y
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Y
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Y
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|
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Y
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Y
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Y
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| Temperature Cycle |
20 cycles
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20 cycles
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20 cycles
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20 cycles
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5 cycles
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5 cycles
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5 cycles
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10 cycles
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10 cycles
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10 cycles
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| Constant Acceleration |
Y
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Y
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Y
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Y
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Y
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Y
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Y
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|
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Y
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Y
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Y
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| Fine Leak test |
Y
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Y
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Y
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Y
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Y
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Y
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Y
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|
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Y
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Y
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Y
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||
| Gross Leak Test |
Y
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Y
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Y
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Y
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Y
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Y
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Y
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Y
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Y
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Y
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| Variables Electrical test |
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?
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?
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Y
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Y
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| Attributes Electrical tests |
Y
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Y
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Y
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Y
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|
Y
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|
Y
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|
|
Y
|
Y
|
Y
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||
| Burn-In (HTRB) |
O
|
O
|
O
|
O
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168 hrs*
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72 hrs*
|
|
48 hrs*
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|
160 hrs*
|
72 hrs*
|
48 hrs*
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48 hrs*
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| Variables Electrical test |
|
|
?
|
?
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||
| Attributes Electrical tests |
Y
|
Y
|
Y
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Y
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|
|
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||
| Burn-In (Power) |
160 hrs
|
160 hrs
|
160 hrs
|
160 hrs
|
168 hrs*
|
72 hrs*
|
|
48 hrs*
|
|
160 hrs*
|
72 hrs*
|
48 hrs*
|
48 hrs*
|
||
| Variables Electrical test |
|
|
?
|
?
|
Y
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|
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|
|
Y
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|
|
|
||
| Attributes Electrical tests |
Y
|
Y
|
Y
|
Y
|
|
Y
|
Y
|
Y
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|
|
Y
|
Y
|
Y
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||
| Radiographic tests |
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Y
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| Key | |
|
Y ? O * |
Test performed Test performed if required by device detail specification 24 hours for PNP devices. 48 hours for NPN devices High Temp Reverse Bias for Case rated devices Power Burn-in for Ambient rated Devices |
| QR204: | Screening carried out in accordance with QR204 |
|---|---|
| MIL: | Screening carried out in accordance with MIL-PRF-19500 (Table 2) |
| CECC: | Screening carried out in accordance with CECC 50000 Appendix 6 |
| BS: | Screening carried out in accordance with BS9300 section 1.2.10 |