MHF SERIES
12 WATT
90
DC/DC C
ONVERTERS
90
16V
Typical Performance Curves: 25°C Tc , 28 VDC Vin, 100% load, unless otherwise specified.
90
19V
80
16V
80
80
Efficiency (%)
Efficiency (%)
40V
70
28V
60
70
40V
28V
Efficiency (%)
40V
70
28V
60
60
50
2
4
6
8
10
12
14
50
2
4
6
8
10
12
14
50
2
4
6
8
10
12
14
Output Power (Watts)
Output Power (Watts)
Output Power (Watts)
MHF2805S Efficiency
MHF2812S Efficiency
MHF2815S Efficiency
F
IGURE
2
90
16V
F
IGURE
3
90
F
IGURE
4
Negative Output Voltage Change (%)
10
8
6
4
2
0
2
–4
–6
–8
–10
0
10
2
30
40
50
2812D
2815D
2812D
19V
80
80
40V
Cond. A
Efficiency (%)
Efficiency (%)
40V
70
28V
70
28V
60
60
Cond. B
50
50
2
4
6
8
10
12
14
2
4
6
8
10
12
14
Output Power (Watts)
Output Power (Watts)
MHF2812D Efficiency
MHF2815D Efficiency
Output Load (%)
Condition A: 50% Load Pos. Vout, 50% to 20% Neg. Vout
Condition B: 50% Load Neg. Vout, 50% to 20% Pos. Vout
MHF Negative Output Voltage
Cross Regulation
F
IGURE
5
20
19
18
F
IGURE
6
19
18
2815S
F
IGURE
7
Negative Output Voltage Change (%)
15
Input Voltage (Volts)
Input Voltage (Volts)
10
5
0
–5
–10
–15
–20
0
20
40
60
80
100
2812D
2815D
17
16
15
14
13
12
11
2
4
17
2815D
16
15
14
13
12
2812D
2812S
2805S
6
8
10
12
14
11
Output Load (%)
Positive Output 20% to 80% Load
Negative Output 80% to 20% Load
2
4
6
8
10
12
14
Output Power (Watts)
50 mV Drop
Output Power (Watts)
50 mV Drop
MHF Dual Negative Output Voltage
Cross Regulation
MHF Single Low Line Dropout
MHF Dual Low Line Dropout
F
IGURE
8
F
IGURE
9
F
IGURE
10
B2-80
218211-001-DTS Rev A
DQ# 1011
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. MHF Series is a trademark of Interpoint.
Copyright © 1992 - 1999 Interpoint. All rights reserved.
CRANE [ Crane Aerospace & Electronics. ]
