ISOLATED DC/DC CONVERTERS
18 Vdc - 75 Vdc Input 3.3 Vdc /20 A Output, 1/8 Brick
Nov. 16, 2010
Bel Power Inc., a subsidiary of Bel Fuse Inc.
0RCY-65U03x
Features
RoHS Compliant
Rev.F
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Output Over-Voltage Shutdown
Output Voltage Trim
OCP/SCP
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Isolated
High Efficiency
High Power Density
Fixed Frequency (260 kHz)
Low Cost
Over Temperature Protection
Remote On/Off
Input Under-Voltage Lockout
Input Over-Voltage Lockout
Positive/Negative Remote Sense
Basic Insulation
Class 1, Category 2, Isolated DC/DC Converter (refer to IPC-9592)
UL60950-1 Recognized (UL/cUL) (Pending)
Applications
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Networking
Computers and peripherals
Telecommunications
Description
The 0RCY-65U03x is part of the isolated dc/dc converters that operates from a wide input range (18 Vdc - 75
Vdc) and can cover both 24 Vin and 48 Vin input range. These units will provide up to 66 W of output power.
They are designed to be highly efficient and low cost. Features include remote on/off, over current protection,
over voltage shut down, over temperature protection and under-voltage lockout. These converters are provided in
an industry standard 1/8 brick package.
Part Selection
Output
Input Voltage
Max. Output Max. Output
Typical
Efficiency
Model Number
Active High
Model Number
Active Low
Voltage
Current
Power
3.3 Vdc
18 Vdc - 75 Vdc
20 A
66 W
90%
0RCY-65U033
0RCY-65U03L
Notes: Add “G” suffix at the end of the model number to indicate Tray Packaging.
Part Number Explanation
0 R CY – 65 U 03 x
1 2
3
4
5 6
7
1---Through hole
2---RoHS 6, change “R” to “7” means RoHS 5
3---Series name
4---Series code
5---Input range (18-75V)
6---Output voltage 3.3V
7--- Option, “x” of the model part number to be 0-9, A-Z, which will represent the special request of
customer.
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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