GE Industrial Solutions FNW500R Series - Manual (Page 4)

Data Sheet
October 5, 2009
FNW500R Power Modules; DC-DC Converters
36 – 75 Vdc Input; 28Vdc Output; 500W 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
(Vin=Vin,nom, I
O
=I
O, max
, 25C)
Case1: T
delay
= Time until VO = 10% of Vo,set from
application of Vin with Remote On/Off set to ON, All T
delay
60 75 100 ms
Case2: T
delay
= Time until VO = 10% of Vo,set from
application of Remote On/Off from Off to On with Vin
already applied for at least one second. 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
Turn-off Threshold
All
30 31 V
Hysteresis All 4 V
Input Over voltage Lockout V
IN, OVLO
Turn-on Threshold All ⎯ 76 78 V
Turn-off Threshold
All
79 80 ⎯ V
Hysteresis
All
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