ISOLATED DC/DC CONVERTERS
36 Vdc - 75 Vdc Input 8.5 Vdc /5.9 A Output
0RCY-50T08x
RoHS Compliant
Rev.C
•
•
•
•
•
•
•
Isolated
•
•
•
•
•
•
•
•
Output Over-Voltage Shutdown
OCP/SCP
High Efficiency
High Power Density
Over Temperature Protection
Low Cost
Fixed Frequency (330 kHz)
Input Under-Voltage Lockout
Input Over-Voltage Lockout
UL60950-1 Recognized (UL/cUL)
Output Voltage Trim
Positive/Negative Remote Sense
Basic Insulation
Remote On/Off
Description
The 0RCY-50T08x is isolated dc/dc converter that operates from a wide input range (36 Vdc - 75 Vdc). This unit
will provide up to 50 W of output power. The unit is 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. This converter is provided in an industry standard 1/8 brick package.
Part Selection
Output
Input Voltage
Max. Output
Current
Max. Output
Power
Typical
Efficiency
Model Number
Active Low
Model Number
Active High
Voltage
8.5 Vdc
36 Vdc - 75 Vdc
5.9 A
50 W
92%
0RCY-50T08L
0RCY-50T085
Notes: 1. All part numbers above indicate RoHS 6. Change the second letter "R" to "7" for RoHS 5 part numbers.
2. Add “G” suffix at the end of the model number to indicate Tray Packaging.
Absolute Maximum Ratings
Parameter
Input Voltage (continuous)
Remote On/Off
Min
-0.3 V
-0.3 V
-
Typ
Max
75 V
Notes
-
-
-
-
18 V
I/O Isolation Voltage
Ambient Temperature
1500 V
85 °C
-40 °C
Storage Temperature
-
-55 °C
125 °C
Input Specifications
Parameter
Min
Typ
Max
Notes
Input Voltage
36 V
48 V
75 V
Input Current (full load)
Vin=36 V
Vin=75 V
-
-
-
-
1.8 A
1.0 A
Input Current (no load)
-
-
-
100 mA
15 mA
Remote Off Input Current
10 mA
Tested with simulated source impedance
of 10 uH, 5 Hz to 20 MHz; use a 0.47
uF/100 V ceramic cap and a 100 uF/100
V electrolytic cap with ESR = 1 ohm max.
at 200 kHz at 25 °C.
Input Reflected Ripple Current
(rms)
2 mA
5 mA
Input Reflected Ripple Current
(pk-pk)
-
-
10 mA
20 mA
I2t Inrush Current Transient
0.05 A2s
0.1 A2s
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com