Crane Aerospace & Electronics Power Solutions
MCH/MGH Single and Dual DC/DC Converters
28 VOLT INPUT – 1.5 WATT
PIN OUT MCH MODELS
Pin
1
2
3
4
5
6
7
Single Output
Positive Input
Input Common
Positive Output
Output Common
Case Ground
No connection
Inhibit
Dual Output
Positive Input
Input Common
Positive Output
Output Common
Case Ground
Negative Output
Inhibit
Squared corner and dot on
top of cover indicate pin one.
1 2
3
4
7
6
5
See case A2 for dimensions.
F
IGURE
3: MCH P
IN
O
UT
PINS NOT IN USE
Inhibit (INH1, INH2)
Pin 2, 12, 15, 16, 17
(pins with no connection)
Leave unconnected
Ground to input common
PIN OUT MGH MODELS
Pin
1
2
3
4, 5
6, 7
8, 9
10, 11
12
13, 14
15, 16, 17
18
Single Output
Positive Input
No connection
Input Common
Positive Output
Case Ground
Output Common
Case Ground
No connection
No connection
No connection
Inhibit
Dual Output
Positive Input
No connection
Input Common
Positive Output
Case Ground
Output Common
Case Ground
No connection
Negative Output
No connection
Inhibit
1
2
3
4
5
6
7
8
9
TOP VIEW
MGH
18
17
16
15
14
13
12
11
10
Differently colored glass bead around pin one or dimple in
header (bottom or side of case) indicates pin one.
Cover marking is oriented with pin one at the upper right corner.
See case B for dimensions and “gull-wing” option.
F
IGURE
4: MGH P
IN
O
UT
To meet specified performance, all pins must
be connected except “No Connection” pins.
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