GE Industrial Solutions FNW700R Series - Manual (Page 4)

Data Sheet
October 24, 2011 FNW700R Power Modules; DC-DC Converters
36 – 75 Vdc Input; 28Vdc Output; 700W Output
LINEAGE POWER 4
Feature Specifications
Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature
conditions. See Feature Descriptions for additional information.
Parameter Device Symbol Min Typ Max Unit
Remote On/Off Signal Interface
(V
IN
=V
IN, min
to V
IN, max
; open collector or equivalent),
Refer to remote on/off description and Figure 11.
Remote On/Off Current – Logic ON All I
on/off
1.0  5.0 mA
Remote On/Off Current – Logic OFF All I
on/off
  50 μA
Turn-On Delay and Rise Times
(V
IN
=V
In,nom
, I
O
=I
O, max
, 25C)
Case 1: On/Off input is set to Logic Low (Module
ON) and then input power is applied (T
delay
from
instant at which V
IN
= V
IN, min
until Vo=10% of V
O,set
)
All T
delay
60 75 100 ms
Case 2: Input power is applied for at least 1 second
and then the On/Off input is set from OFF to ON
(T
delay
= from instant at which V
IN
=V
IN, min
until V
O
=
10% of V
O, set
).
All T
delay
 5  ms
T
rise
= time for V
O
to rise from 10% of V
O,set
to 90%
of V
O,set
.
All
T
rise
 25  ms
Output Voltage Overshoot 3 % V
O, set
(I
O
=80% of I
O, max
, T
A
=25°C)
Output Voltage Adjustment
(See Feature Descriptions):
Output Voltage Remote-sense Range
(only for No Trim or Trim down application )
All V
sense
__ __
2 %V
o,nom
Output Voltage Set-point Adjustment Range (trim) All V
trim
60
__
110 %V
o,nom
Output Overvoltage Protection All V
O, limit
32  38 V
Over Temperature Protection All T
ref
 106  °C
(See Feature Descriptions)
Input Under Voltage Lockout V
IN, UVLO
Turn-on Threshold
All
35 36 V
dc
Turn-off Threshold All 30 31 V
dc
Hysteresis All 4 V
dc
Input Over voltage Lockout V
IN, OVLO
Turn-on Threshold All  76 78 V
dc
Turn-off Threshold
All
79 80  V
dc
Hysteresis
All
--- 4 --- V
dc