GE Industrial Solutions KSTW015A0F Barracuda Series - Manual (Page 4)

GE Data Sheet
KSTW015A0F Barracuda™ Series; DC-DC Converter Power Modules
36-75Vdc Input; 3.3Vdc, 15A Output
April 1, 2013 ©2012 General Electric Company. All rights reserved. Page 4
General Specifications
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
 35 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
 24 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
 30 50 ms
Output Voltage Overshoot
3 % V
O, set
(I
O
=80% of I
O, max
, V
IN
= 48V
dc
)
Output Overvoltage Protection All V
O, limit
4.0  5.5 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 470 μF external output capacitor to avoid exceeding the OVP maximum limits during startup into open
loop fault conditions.
Parameter Min Typ Max Unit
Calculated Reliability based upon Telcordia SR-332 Issue 2: Method I Case 3
(I
O
=80%I
O, max
, T
A
=40°C, airflow = 200 lfm, 90% confidence)
FIT 274.7 10 9 /Hours
MTBF 3,640,826 Hours
Weight  13 (0.46)  g (oz.)