ISOLATED DC/DC CONVERTERS
36 Vdc - 75 Vdc Input 12 Vdc /6 A Output
Input Specifications (continued)
Parameter
Min
33 V
31 V
76 V
Typ
34 V
32 V
78 V
Max
35 V
33 V
80 V
Notes
Turn-on Voltage Threshold
Turn-off Voltage Threshold
Input Over Voltage Lockout
Note: All specifications are typical at 25 °C unless otherwise stated.
Output Specifications
Parameter
Min
Typ
Max
Notes
Output Voltage Set Point
11.76 V
12.0 V
12.24 V
Load Regulation
line Regulation
-
-
±12 mV
±12 mV
±24 mV
±24 mV
Regulation Over Temperature
(-40deg.C-85deg.C)
-
±80 mV
±120 mV
Vin=72V, max load on output, 20MHz
BW, with 10uF tantalum and 1uF
ceramic cap at the output.
Ripple and Noise (rms)
Ripple and Noise (pk-pk)
Output Current Range
Output DC Current Limit
Output Over Voltage Clamp
Turn on Time
-
12 mV
20 mV
80 mV
6 A
-
0 A
7.0 A
13.6 V
-
50 mV
-
-
10 A
-
15.6 V
80 mS
40 mS
1000 uF
Non-latching
50 mS
30 mS
-
Rise Time
-
External Admissible Capacitive Load
Transient Response
0 uF
di/dt=0.1 A/us, Vin=48 Vdc, Ta=25 °C,
with a 1 µF ceramic cap and a 10 uF
tantalum cap at output.
50% ~ 75% ~ 50% of Max Load
-
-
200 mV
150 mV
300 mV
250 mV
Settling Time
Note: All specifications are typical at 25 °C unless otherwise stated.
General Specifications
Parameter
Min
Typ
Max
Notes
Efficiency
90%
92%
-
Measured at Vin=48 V, full load.
Switching Frequency
Isolation capacitance
310 kHz
-
330 kHz
1500 pF
350 kHz
-
The total voltage increased by trim and
remote sense should not exceed 10%Vo.
Remote Sense Compensation
-
-
10%
Output Voltage Trim Range
Over Temperature Protection
9.6 V
-
-
13.2 V
-
120 °C
Calculated Per Bell Core SR-332
(Io=80%load, Ta = 25 °C)
MTBF
TBD
Dimensions
Inches (L × W × H)
Millimeters (L × W × H)
2.30 x 0.896 x 0.490
58.41 x 22.76 x 12.44
Weight
-
40 g
-
Note: All specifications are typical at 25 °C unless otherwise stated.
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
