GE Industrial Solutions KSTW004A2B Barracuda Series - Manual (Page 4)

GE Data Sheet
KSTW004A2B Barracuda™ Series; DC-DC Converter Power Modules
36-75Vdc Input; 12Vdc, 4.2A, 50W Output
April 1, 2013 ©2012 General Electric Company. All rights reserved. Page 4
Feature Specifications
Unless otherwise indicated, specifications apply at V
IN
= 48V
dc
, resistive load, and T
A
= 25°C 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,
Signal referenced to V
IN-
terminal)
Negative Logic: device code suffix “1”
Logic Low = module On, Logic High = module Off
Positive Logic: No device code suffix required
Logic Low = module Off, Logic High = module On
Logic Low - Remote On/Off Current (V
on/off
= -0.7V
dc
) All I
on/off
  0.15 mA
Logic Low - On/Off Voltage All V
on/off
-0.7  0.8 V
dc
Logic High Voltage (I
on/off
= 0A
dc
) All V
on/off
2.4  TBD V
dc
Logic High maximum allowable leakage current All I
on/off
  25 μA
Turn-On Delay and Rise Times
(I
O
=80% of I
O, max
)
Case 1: Input power is applied for at least 1second, and then the
On/Off input is set from OFF to ON (T
delay
= on/off pin transition until
V
O
= 10% of V
O, set
)
All
T
delay
Case1
 30 50 ms
Case 2: On/Off input is set to Module ON, and then input power is
applied
(T
delay
= V
IN
reaches V
IN, min
until V
O
= 10% of V
O,set
)
All
T
delay
Case2
 20 50 ms
Output voltage Rise time (time for V
o
to rise from 10%
of V
o,set
to 90% of V
o, set
)
All T
rise
 5 10 ms
Output Voltage Overshoot
3 % V
O, set
(I
O
=80% of I
O, max
, V
IN
= 48V
dc
)
Output Overvoltage Protection 1 All V
O, limit
14.0  17.0 V
dc
Input Undervoltage Lockout
Turn-on Threshold All V
uv/on
 34 36 V
dc
Turn-off Threshold All V
uv/off
30 32  V
dc
Hysterisis All V
hyst
 2.0  V
dc
Note: 1.The module requires a minimum of 220 μF external output capacitor to avoid exceeding the OVP maximum limits during startup into open
loop fault conditions.