Crane Aerospace & Electronics Power Solutions
MHp270 single and dual dc/dc converters
270 Volt input – 65 Watt
MHP270 (S
tandard and
/ES,
non
-QML) P
roductS
E
nvironMEntaL
S
crEEning
test perFOrmed
Pre-cap Inspection
Method 2017, 2032
Temperature Cycle (10 times)
Method 1010, Cond. B, -55°C to 125°C, ambient
Constant Acceleration
Method 2001, 500 g
Burn-in
Method 1015, 100°C case, typical
96 hours
Final Electrical Test MIL-PRF-38534, Group A
Subgroups 1 and 4: +25°C case
Hermeticity Test
Fine Leak, Method 1014, Cond. A
Gross Leak, Method 1014, Cond. C
Gross Leak, Dip (1 x 10
-3
)
Final visual inspection
Method 2009
mhp270 standard
nOn-Qml
1
yes
no
no
mhp270 /es
nOn-Qml
1
yes
yes
yes
no
yes
no
no
yes
yes
yes
yes
yes
yes
no
yes
Test methods are referenced to MIL-STD-883 as determined by MIL-PRF-38534.
Notes:
1. Standard and /ES, non-QML products, do not meet all of the requirements of MIL-PRF-38534.
MHP270 Single and Dual, Rev F - 20090304. This revision supersedes all previous releases. All technical information is believed to be accurate,
but no responsibility is assumed for errors or omissions. Interpoint reserves the right to make changes in products or specifications without notice.
MHP270 Series is a trademark of Interpoint. Copyright © 1999 - 2009 Interpoint Corporation. All rights reserved. www.interpoint.com
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