Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302
Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com
ISOLATED DC/DC CONVERTERS
36 Vdc - 75 Vdc Input
1.2 Vdc /60 A, 3.3V/60A Outputs
Feb 10, 2010
Bel Power Inc., a subsidiary of Bel Fuse Inc.
Features
Fixed Frequency
Output Over Voltage Protection
Isolated
Over Temperature Protection
High Efficiency
SCP/OCP
High Power Density
Low Cost
Input Under Voltage Protection
Remote On/Off
Basic Insulation
Class 1, Category 2, Isolated DC/DC Converter (refer to IPC-9592)
UL60950-1 Recognized (UL/cUL) (Pending)
Applications
Networking
Computers and peripherals
Telecommunications
Description
The 0RHW-D0Txxx series are isolated dc/dc converters that operate from a nominal 48 Vdc source. This
converter provides up to 200 W of output power. Features include remote on/off, short circuit protection, over
current protection, over-temperature protection, output over-voltage protection, input under-voltage protection.
This converter is provided in an industry standard half brick package that is easy to use and provides good
thermal performance.
Part Selection
Output
Voltage
Input Voltage
Max. Output
Current
Max. Output
Power
Typical
Efficiency
Model Number
Active High
Model Number
Active Low
1.2 Vdc
36 Vdc - 75 Vdc
60 A
72 W
86%
0RHW-D0TV20
0RHW-D0TV2L
3.3 Vdc
36 Vdc - 75 Vdc
60 A
200 W
92%
0RHW-D0T033
0RHW-D0T03L
Note: Add “G” suffix at the end of the model number to indicate Tray Packaging.
Part Number Explanation
0 R HW – D0 T V2 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
6---Output voltage, “V2” mean 1.2Vout and “03” mean 3.3Vout
7---Option, “x” of the model part number to be 0-9, A-Z, which will represent the special request of
customer.
0RHW-D0Txxx
RoHS Compliant
Rev.G