ISOLATED DC/DC CONVERTERS
36 Vdc - 75 Vdc Input 12 Vdc /6 A Output
May 17, 2011
Bel Power Inc., a subsidiary of Bel Fuse Inc.
Output Specifications (continued)
Parameter
Min
Typ
Max
Unit
Notes
Output DC Current Limit
7.0
-
10
A
Output Over Voltage Clamp
Turn on Time
13.6
-
15.6
80
V
Non-latching
-
-
50
30
-
mS
mS
uF
Rise Time
40
External Admissible Capacitive Load
Transient Response
0
1000
Overshoot
-
-
-
-
200
150
200
150
300
250
300
250
mV
uS
50% ~ 75%
Max Load
Settling Time
Vo=
di/dt=0.1 A/us, Vin=48 Vdc, Ta=25
°C, with a 1 µF ceramic cap and a
10 uF tantalum cap at output.
12V
Overshoot
mV
uS
75% ~ 50%
Max Load
Settling Time
Note: All specifications are typical at nominal input, full load at 25°C unless noted.
General Specifications
Parameter
Min
Typ
Max
Unit
Notes
Efficiency
90
92
-
%
Measured at Vin=48 V, full load
Switching Frequency
Isolation capacitance
310
-
330
350
-
kHz
pF
1500
The total voltage increased by trim and
remote sense should not exceed
10%Vo.
Remote Sense Compensation
-
-
10
%
Output Voltage Trim Range
Over Temperature Protection
Weight
9.6
-
13.2
V
C
g
-
-
120
40
-
-
Calculated Per Bell Core SR-332
(Io=80%load, Ta = 25 C)
MTBF
TBD
-
-
Dimensions
Inches (L × W × H)
2.30 x 0.896 x 0.490
Millimeters (L × W × H)
58.41 x 22.76 x 12.44
Note: All specifications are typical at 25 C unless otherwise stated.
Remote On/Off
Parameter
Min
Typ
Max
Unit
Notes
Signal Low (Unit On)
-0.3
-
0.8
V
0RCY-50T12L.
The remote on/off pin open, Unit off.
Active Low
Active High
Signal High (Unit Off)
Signal Low (Unit Off)
Signal High (Unit On)
Current Sink
2.4
-0.3
2.4
0
-
-
-
-
18
0.8
18
1
V
V
0RCY-50T120.
The remote on/off pin open, Unit on.
V
mA
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com
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