Crane Aerospace & Electronics Power Solutions
MCH/MGH Single and Dual DC/DC Converters
28 VOLT INPUT – 1.5 WATT
883, CLASS H, QML PRODUCTS – ELEMENT
E
VALUATION
ELEMENT EVALUATION
STANDARD
CLASS H,
QML
1
TEST PERFORMED
(NON-QML)
2
3
2
3
(COMPONENT LEVEL)
M/S
P
M/S
P
Element Electrical (probe)
Element Visual
Internal Visual
yes
no
no
no
no
no
no
no
no
no
yes
yes
yes
yes
yes
yes
yes
no
yes
yes
Final Electrical
Wire Bond Evaluation
4
SLAM™/C-SAM:
Input Capacitors only
(Add’l test, not req. by H or K)
no
no
no
yes
Definitions:
Element Evaluation: Component testing/screening per MIL-STD-883 as determined by MIL-PRF-38534
SLAM™: Scanning Laser Acoustic Microscopy
C-SAM: C - Mode Scanning Acoustic Microscopy
Notes:
1. Non-QML products do no meet all of the requirements of MIL-PRF-38534
2. M/S = Active components (Microcircuit and Semiconductor Die)
3. P = Passive components
4. Not applicable to EMI filters that have no wire bonds
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