XRSB-50T_10 Datasheet, PDF (4/13 Pages) Bel Fuse Inc. – 48 Vdc Input 1.5 Vdc - 12 Vdc / 22 A - 5 A Outputs, 1/16 Brick

ISOLATED DC/DC CONVERTERS
48 Vdc Input 1.5 Vdc - 12 Vdc / 22 A - 5 A Outputs, 1/16 Brick
Apr. 12, 2010
Bel Power Inc., a subsidiary of Bel Fuse Inc.
General Specifications
Parameter
Efficiency
Vo=1.5 V
Vo=1.8 - 2.5 V
Vo=3.3 V
Vo=5.0 V
Vo=12 V
Switching Frequency
Isolation Capacitance
Output Voltage Trim Range
Vo=1.5 - 5.0 V
Vo=12 V
Over Temperature Protection
Over Voltage Protection
Min
82%
84%
86%
87%
86%
540 kHz
-
90% Vo
80% Vo
120 °C
-
Typ
85%
87%
89%
90%
89%
600 kHz
3900 pF
-
-
-
130% Vo
Max
-
-
-
-
-
660 kHz
-
110% Vo
110% Vo
140 °C
160% Vo
MTBF
2,770,832 hours
Dimensions
Inches (L × W × H)
Millimeters (L × W × H)
Dimensions
Inches (L × W × H)
Millimeters (L × W × H)
Weight
1.3 x 0.9 x 0.364
33.02 x 22.86 x 9.24
1.3 x 0.9 x 0.388
33.02 x 22.86 x 9.85
-
13 g
-
Note: All specifications are typical at 25 °C unless otherwise stated.
Notes
Vin=48 V, full load
Test conditions: Vin=48 V, full load and
short the feedback optocoupler.
Calculated Per Bell Core SR-332 (IO
=80% load, Vin=48 V, Vo=5 V; Ta = 25
°C)
SMT Package
Through Hole Package
Control Specifications
Parameter
Remote On/Off
Signal Low (Unit On)
Signal High (Unit Off)
Active Low
Signal Low (Unit Off)
Signal High (Unit On)
Active High
Current Sink
-
Min
Typ
-0.3 V
-
2.95 V
-
-0.3 V
-
2.95 V
-
0 mA
-
Max
Notes
0.8 V
18 V
0.8 V
18 V
1 mA
When Remote On/Off pin is
open, for active low option, unit
is off; for active high option, unit
is on
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com