XRSB-50T Datasheet, PDF (2/13 Pages) Bel Fuse Inc. – ISOLATED DC/DC CONVERTERS

ISOLATED DC/DC CONVERTERS
48 Vdc Input 1.2 Vdc - 12 Vdc / 25 A - 5 A Outputs, 1/16 Brick
Input Specifications
Parameter
Input Voltage
Input Current (full load)
Input Current (no load)
Remote Off Input Current
Input Reflected Ripple Current (pk-pk)
Input Reflected Ripple Current (rms)
I²t Inrush Current Transient
Min
36 V
-
-
-
-
-
-
Typ
48 V
-
70 mA
1 mA
20 mA
3 mA
0.01 A²s
Max
75 V
2.4 A
120 mA
3 mA
50 mA
7 mA
0.02 A²s
Notes
Tested with simulated source impedance of
15 uH, 5 Hz to 20 MHz; use a 100 uF/100 V
electrolytic capacitor with ESR=1 ohm max
at 200 kHz at the input.
Turn On Voltage Threshold
Turn Off Voltage Threshold
31 V
30 V
32 V
31 V
35 V
34 V
Note: All specifications are typical at nominal input, full load at 25 °C unless otherwise stated.
Output Specifications
Parameter
Output Voltage Set Point
Min
Vo=1.2 V
Vo=1.5 V
Vo=1.8 V
Vo=2.5 V
Vo=3.3 V
Vo=5.0 V
Vo=12 V
1.182 V
1.478 V
1.773 V
2.463 V
3.250 V
4.925 V
11.750 V
Typ
1.2 V
1.5 V
1.8 V
2.5 V
3.3 V
5.0 V
12.0 V
Line Regulation
Vo=1.2 - 1.8 V
-
Vo=2.5 V
-
Vo=3.3 V
-
Vo=5.0 V
-
Vo=12 V
-
±0.5 mV
±1 mV
±3 mV
±4 mV
±10 mV
Load Regulation
Vo=1.2 - 2.5 V
-
Vo=3.3 - 5.0 V
-
Vo=12 V
-
±3 mV
±4 mV
±9 mV
Regulation Over Temperature(-40 °C to +85 °C)
Vo=1.2 V
-
Vo=1.5 - 1.8 V
-
Vo=2.5 - 3.3 V
-
Vo=5.0 V
-
Vo=12 V
-
±4 mV
±6 mV
±9 mV
±15 mV
±20 mV
Output Current
Vo=1.2 V
0A
-
Vo=1.5 V
0A
-
Vo=1.8 V
0A
-
Vo=2.5 V
0A
-
Vo=3.3 V
0A
-
Vo=5.0 V
0A
-
Vo=12 V
0A
-
Max
Notes
1.218 V
1.523 V
1.827 V
2.538 V
3.350 V
5.075 V
12.250 V
Test conditions:
Vin=48 V; Io=50%
load
±3 mV
±6 mV
±8 mV
±9 mV
±25 mV
±5 mV
±9 mV
±18 mV
±9 mV
±14 mV
±16 mV
±30 mV
±35 mV
25 A
22 A
20 A
18 A
15 A
12 A
5A
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com