Hybrid Environmental Screening Options
Our hybrid DC-DC converters and EMI filters are available in multiple environmental screening grades to satisfy a wide range of requirements.
Our hybrid DC-DC converters and EMI filters are available in multiple environmental screening grades to satisfy a wide range of requirements.
Our hybrid DC-DC converters and EMI filters are available in multiple environmental screening grades to satisfy a wide range of requirements. Environmental screening for the KL1 grade is referenced to the MIL-STD-883 test methods applicable for MIL-PRF-38534 Class K devices, per in-house procedures. Custom environmental screening can be performed to meet specialized needs.
Please contact a sales representative concerning any custom environmental screenings you require.
| Screening | MIL-STD-883 Test Method, Condition | Standard 3 | Extended /ES 3 | Engineering model /EM 3,7 | Class H /H | Class K or Class KL1 /K or KL1 3,6 |
|---|---|---|---|---|---|---|
| Non-Destructive Bond Pull | TM2023 |  2 | 2 | 2 | 2 | |
| Internal Visual | TM2010, TM2017, TM2032 (MIL-STD-750, TM2072, TM2073) | | | | | |
| Temperature Cycling | TM1010, Condition C, -65°C to 150°C, Ambient | | | |||
| TM1010, Condition B, -55°C to 125°C, Ambient | | |||||
| Constant Acceleration | TM2001, 3000g, Y1 Direction | | | |||
| TM2001, 500g, Y1 Direction | | |||||
| PIND4 | TM2020, Condition A | | ||||
| Pre Burn-In Electrical | 100% at 25°C | | ||||
| Burn-In | TM1015, 320 hrs +125°C, Case Typ | | ||||
| TM1015, 160 hrs +125°C, Case Typ | | |||||
| TM1015, 96 hrs +125°C, Case Typ | | |||||
| TM1015, 24 hrs +125°C, Case Typ | | | ||||
| Final Electrical | MIL-PRF-38534, Group A, Subgroups 1-6 -55°C , 25°C, 125°C 1 | | | |||
| MIL-PRF-38534, Group A, Subgroups 1 and 4, 25°C | | | | |||
| Hermeticity | TM1014, Fine Leak, Condition A2 or B1 | | | | ||
| TM1014, Gross Leak, Condition C1 or B2 | | | | |||
| Gross Leak, Dip (No Bomb), Visual Verification | | | ||||
| Radiography5 | TM2012 | | ||||
| External Visual | TM2009 | | | | | |
Notes:
- 100% R&R testing with all test data included in product shipment.
- Not required per MIL-PRF-38534. Test is performed for additional product quality assurance.
- Non-QML products may not meet all requirements of MIL-PRF-38534.
- PIND test Certificate of Compliance included in product shipment.
- Radiographic test Certificate of Compliance and film(s) or data CD included in product shipment.
- -KL1 products are identical in every way with Class K products in compliance with MIL-PRF-38534 revision L and later revisions except they contain elements evaluated to the requirements of MIL-PRF-38534 revision K and previous revisions. These devices are not marked with an SMD number or MIL-PRF-38534 certification mark and are marked with -KL1 screening code in place of -K.
- Engineering models utilize only the screening specified and are not considered compliant for flight use.
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