Crane aerospace & electronics Power solutions
MHF+ Single, dual and triple dC/dC Converters
28 VOlT inPuT – 15 WATT
electrical Characteristics: -55° to +125°C t
C
, 28 vdC vin, 100% load, free run, unless otherwise specified.
Single outPut ModelS
paraMeter
Output VOltage
Output Current
Output pOwer
Output ripple
10
k
H
z
- 2 MH
z
line regulatiOn
lOaD regulatiOn
input VOltage
nO lOaD tO Full
input Current
input ripple Current
10
k
H
z
- 10 MH
z
eFFiCienCy
lOaD Fault
2, 3
pOwer DiSSipatiOn
SHOrt CirCuit
reCOVery
1
Step lOaD
reSpOnSe
4, 3
Step line
reSpOnSe
1, 3, 4
Start-up
4
CaPaCitive load
1
50% - 100% - 50%
tranSient
reCOVery
16 - 40 - 16 VDC
tranSient
reCOVery
Delay
OVerSHOOt
1
V
in
= 16
V
in
= 16
tO
tO
MHF+285r2S
Min
5.04
40 VDC
40 VDC
0
0
—
—
—
—
16
—
—
—
—
—
72
—
—
—
—
—
—
—
—
—
tyP
5.20
—
—
30
60
5
20
28
—
25
5
35
—
77
3.5
7.5
±150
150
±550
0.8
10
100
—
MaX
5.36
2.4
12.48
50
100
50
50
40
50
43
12
80
120
—
6
30
±400
300
±800
1.2
25
600
300
MHF+285r3S
Min
5.19
0
0
—
—
—
—
16
—
—
—
—
—
72
—
—
—
—
—
—
—
—
—
tyP
5.35
—
—
30
60
5
20
28
—
24
5
35
—
77
3.5
7.5
±150
150
±550
0.8
10
100
—
MaX
5.51
2.83
15
50
100
50
50
40
50
43
12
80
120
—
6
30
±400
300
±800
1.2
25
600
300
MHF+2812S
Min
11.76
0
0
—
—
—
—
16
—
—
—
—
—
74
—
—
—
—
—
—
—
—
—
tyP
12.00
—
—
30
50
5
20
28
—
25
5
35
—
79
3.5
7.5
±150
150
±550
0.8
10
200
—
MaX
12.24
1.25
15
80
120
50
50
40
50
50
12
80
120
—
6
30
±500
300
±800
1.2
25
1200
100
COnDitiOnS
unitS
vdC
a
W
mv p-p
mv
mv
vdC
v
ma
ma p-p
%
W
ms
mv pk
µs
mv pk
ms
ms
mv pk
µF
t
C
= 25°C
V
in
= 16
tO
40 VDC
nO lOaD tO Full
COntinuOuS
tranSient 50
ms
1
nO lOaD
inHiBiteD
t
C
= 25°C
notes
1. guaranteed by design, not tested.
2. indefinite short circuit protection not guaranteed above 125°C (case).
3. recovery time is measured from application of the transient.
to the point at which v
out
is within regulation.
4. Step transition time >10 µs.
www.interpoint.com
Page 9 of 23
MHF+ rev l - 20091113
INTERPOINT [ INTERPOINT CORPORATION COMPANY ]
