HBW53V08XRG Datasheet, PDF (1/8 Pages) Bel Fuse Inc. – ISOLATED DC/DC CONVERTERS

ISOLATED DC/DC CONVERTERS
38 Vdc - 55 Vdc Input 53 Vdc/8 A Output
Aug. 10, 2011
Bel Power, Inc. , a subsidiary of Bel Fuse, Inc.
HBW53V08xRG RoHS Compliant Rev.C
 Fixed Frequency (270 kHz)
 Output Over-Voltage Shutdown
 Isolated
 Over Temperature Protection
 High Efficiency
 SCP/OCP
 Low Cost
 Basic Insulation
 Input Under/Over-Voltage
Lockout
 Output Voltage Trim
 Class 2, Category 2, Isolated
DC/DC Converter (refer to
IPC-9592)
 Remote On/Off
 Excellent Thermal Performance
 Both of IEEE802.3af and
IEEE802.3at compliant
Description
The HBW53V08xRG is an isolated dc/dc converter that operates from a nominal 48 Vdc source. This unit
provides up to 424 W of output power from a nominal 48 Vdc input. This unit is designed to be highly efficient and
low cost. The converter is provided in an industry standard half brick package.
Part Selection
Output
Voltage
Input Voltage
53 Vdc
38 Vdc - 55 Vdc
Max. Output
Current
8A
Max. Output
Power
424 W
Typical
Efficiency
93%
Model Number
HBW53V08MRG
53 Vdc
38 Vdc - 55 Vdc
8A
424 W
93%
HBW53V08SRG
Notes: 1. Add “G” suffix at the end of the model number to indicate Tray Packaging.
2. All part numbers above indicate RoHS 6. Change the second letter "R" to "7" for RoHS 5 part numbers.
Absolute Maximum Ratings
Parameter
Min
Typ
Input Voltage
-0.3 V
-
Remote On/Off
-0.3 V
-
I/O Isolation Voltage
2250 V
-
Ambient Temperature
-40 C
-
Storage Temperature
-55 C
-
Max
65 V
5V
-
100 C
125 C
Notes
Input Specifications
Parameter
Input Voltage
Min
38 V
Typ
48 V
Max
55 V
Notes
Input Current (no load)
-
70 mA
100 mA
Input Current (full load)
-
-
12.5 A
Remote Off Input Current
-
10 mA
20 mA
Input Reflected Ripple Current
(pk-pk)
Input Reflected Ripple Current
(rms)
-
20 mA
40 mA
With simulated source impedance of 12
uH, 5 Hz to 20 MHz; use a 100uF/100 V
electrolytic capacitor with ESR = 1 ohm
-
5 mA
10 mA _{max, at 200 kHz}
Turn-on Voltage Threshold
34 V
36 V
37.5 V
Input Under Voltage Threshold
33 V
35 V
36.5 V
Input Over Voltage Threshold
56 V
-
60 V
Note: All specifications are typical at nominal input, full load at 25 C unless otherwise stated
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302  Tel [phone]  Fax [phone]  www.belfuse.com