Crane Aerospace & Electronics Power Solutions
MFLHP Single and Dual DC/DC Converters
28 VOLT INPUT – 100 WATT
Typical Performance Curves: 25°C Tc, 28 VDC Vin, 100% load, free run, unless otherwise specified.
90
85
19V
90
85
19V
90
85
19V
Efficiency (%)
Efficiency (%)
Efficiency (%)
80
75
70
65
60
10
30
28V
40V
80
75
70
65
28V
80
75
70
65
40V
28V
40V
Output (Watts)
50
70
90
60
10
30
50
70
90
60
10
30
50
70
90
100
MFLHP2805S & MFLHP2805D
Efficiency
Output Power (Watts)
Output Power (Watts)
MFLHP2812S & MFLHP2812D
Efficiency
MFLHP2815S & MFLHP2815D
Efficiency
FIGURE 4
FIGURE 5
FIGURE 6
0.
20.
Attenuation (dB)
100mV/div.
100% to 50%
40.
60.
80.
20V/div.
100mV/div.
Vout
Vin
50% to 100%
100.
0.1
1
10
100
Frequency (kHz)
50
μs/div
19 to 40 V
1ms/div
MFLHP2805S Step Load Response
MFLHP Series Audio Rejection
MFLHP2805S Step Line Response
FIGURE 7
FIGURE 8
FIGURE 9
20V/div.
20V/div.
50% to 100%
Vin
+Vout
Vin
1V/div.
Vout
100mV/div.
200mV/div.
100% to 50%
–Vout
1ms/div
No Load
50
μs/div
19 to 40 V
1ms/div
MFLHP2815D Step Load Response
MFLHP2805S Turn On Response
MFLHP2815D Step Line Response
FIGURE 10
FIGURE 11
FIGURE 12
www.craneae.com
Page 8 of 11
Rev D - 20070703
CRANE [ Crane Aerospace & Electronics. ]
