ISOLATED DC/DC CONVERTERS
48 Vdc Input
3.3 Vdc/50 A, 5.0 Vdc/30 A Output
Apr. 13, 2011
Bel Power Inc., a subsidiary of Bel Fuse Inc.
0RHB-C5T Series
Features
RoHS Compliant
Rev.B
Output Over Voltage Shutdown
Over Temperature Protection
OCP/SCP
Isolated
High Efficiency
High Power Density
Fixed Frequency (300 kHz)
Low Cost
Remote On/Off
Output Voltage Trim
Input Under-Voltage Lockout
Input Over-Voltage Lockout
UL60950-1 Recognized (UL/cUL)
Positive/Negative Remote Sense
Applications
Networking
Computers and peripherals
Telecommunications
Description
The 0RHB-C5T Series are isolated dc/dc converters that operate from a nominal 48 Vdc source. This unit will
provide up to 165 W of output power from a nominal 48 Vdc input. This unit is designed to be highly efficient and
low cost. It is provided in an industry standard half-brick package.
Part Selection
Output
Input
Voltage
Max. Output
Current
Max. Output
Power
Typical
Efficiency
Model Number
Active High
Model Number
Active Low
Voltage
5.0 V
3.3 V
48 V
48 V
30 A
50 A
150 W
165 W
93.0%
92.5%
0RHB-C5T050
0RHB-C5T033
0RHB-C5T05L
0RHB-C5T03L
Notes: Add “G” suffix at the end of the model number to indicate Tray Packaging.
Part Number Explanation
0 R HB – C5 T xx x
1
2
3
4
5
6 7
1---Through hole
2---RoHS 6, change “R” to “7” means RoHS 5
3---Series name, 1/2 Brick
4---Series code
5---Input range 48V wide (36-75V)
6---Output voltage
7---Suffix
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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