Crane Aerospace & Electronics Power Solutions
SMFLHP Single and Dual DC/DC Converters
28 VOLT INPUT – 100 WATT
SINGLE OUTPUT MODELS CONNECTION DIAGRAMS - SENSE AND PARALLEL
28V
+
–
1
2
3
4
5
6
Positive Input
Input Common
TR1
INH1
Sync Out
Sync In
MSTR/INH2 12
Slave 11
Pos. Sense 10
9
Sense Return
8
Output Common
7
Positive Output
Inhibit
Sync In
–
+
RL
REMOTE SENSE CONNECTION
1
2
3
Inhibit
Sync In
4
5
6
MSTR/INH2 12
11
Slave
10
Pos. Sense
9
Sense Return
8
Output Common
7
Positive Output
28V
+
–
Positive Input
Input Common
TR1
INH1
Sync Out
Sync In
RA
–
+
RL
OUTPUT VOLTAGE ADJUST CONNECTION
VOUT INCREASE
(VOLT)
0.1
0.2
0.3
0.4
0.5
RA (OHMS)
3.3–V
5–V
12–V
25
120
70
240
360
480
600
140
210
280
350
50
75
100
125
15–V
20
40
60
80
100
F
IGURE
2: S
ENSE
C
ONNECTIONS AND
T
RIM
T
ABLE
28V
+
–
1
2
3
4
5
6
Positive Input
Input Common
TR1
INH1
Sync Out
Sync In
MSTR/INH2 12
Slave 11
Pos. Sense
Sense Return
10
9
8
7
+
RL
–
Inhibit
Sync In
MASTER
Output Common
Positive Output
CONNECT ONLY WHEN 2 SLAVES ARE USED
1
2
3
4
5
6
Positive Input
Input Common
TR1
INH1
Sync Out
Sync In
MSTR/INH2 12
Slave 11
Pos. Sense 10
Sense Return 9
Output Common 8
7
Positive Output
SLAVE 1
1
2
3
4
5
6
Positive Input
Input Common
TR1
INH1
Sync Out
Sync In
MSTR/INH2 12
Slave 11
Pos. Sense 10
Sense Return 9
Output Common 8
Positive Output
7
SLAVE 2
F
IGURE
3: P
ARALLEL
C
ONNECTIONS
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Rev H - 20071221
CRANE [ Crane Aerospace & Electronics. ]
