
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302
Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com
1
NON-ISOLATED DC/DC CONVERTERS
5 Vdc - 13.8 Vdc Input
0.6 Vdc - 5 Vdc/50 A Output
Nov. 02, 2010
Bel Power, Inc. , a subsidiary of Bel Fuse, Inc.
Features
Non-Isolated
Wide Input Voltage Range (5Vdc-13.8Vdc)
High Efficiency
Output Voltage Trim (0.6Vdc-5Vdc)
Fixed Switching Frequency
Output Overvoltage Shut Down
Power Good Signal
OCP/SCP
Low Output Ripple
Excellent Thermal Performance
Remote On/Off
Low Cost
Class 1, Category 2, Non-Isolated DC/DC Converter (refer to IPC-9592)
Applications
Networking
Computers and peripherals
Telecommunications
Description
The xRP2-50E3A0 is a non-isolated dc/dc converter that operates over a wide range of input voltage (VIN = 5
Vdc-13.8 Vdc). This unit can provide a precisely regulated output voltage from 0.6 Vdc to 5.0 Vdc and can deliver
up to 50 A of output current. This unit is designed to be highly efficient and low cost. The converter is provided in
an industry standard package.
Part Selection
Output
Voltage
Input
Voltage
Max. Output
Current
Max. Output
Power
Typical Efficiency
(Vo=1.8 Vdc)
Model Number
Active High
Model Number
Active High
0.6 V - 5 V
5 V - 13.8 V
50 A
250 W
88.8%
VRP2-50E3A0
0RP2-50E3A0
Notes: Add “G” suffix at the end of the model number to indicate Tray Packaging.
Part Number Explanation
V R P2 – 50 E 3A 0
1 2
3
4
5 6
7
1---Vertical mount, change “V” to “0” means through hole mount
2---RoHS 6, change “R” to “7” means RoHS 5
3---Series name, SIP
4---Series code, 50A output
5--- Wide input range (5-13.8V)
6---Wide output range (0.6-5V)
7---Enable, active high
xRP2-50E3A0
RoHS Compliant
PRELIMINARY Rev.A