GE Industrial Solutions EBDW020A0B Barracuda Series - Manual (Page 6)

GE
Data Sheet
EBDW020A0B Barracuda™ Series; DC-DC Converter Power Modules
36-75Vdc Input; 12.0Vdc, 20.0A, 240W Output
April 15, 2013 ©2012 General Electric Company. All rights reserved. Page 6
Characteristic Curves
The following figures provide typical characteristics for the EBDW020A0B (12V, 20A) at 25ºC. The figures are identical for either
positive or negative Remote On/Off logic.
INPU
T C
U
RR
ENT,
I i
(A
)
EFF
CIE
NCY,
η
(%
)
INPUT VOLTAGE, V
O
(V) OUTPUT CURRENT, I
O
(A)
Figure 1. Typical Input Characteristic at Room Temperature. Figure 2. Typical Converter Efficiency Vs. Output current at
Room Temperature.
O
U
TP
UT VOLT
AGE
On/Off VO
LT
AGE
V O
(V) (5
V/d
iv
)
V ON
/O
FF
(V) (2
V/d
iv
)
O
U
TP
UT VOLT
AGE
I
N
PUT
V
O
LT
AG
E
V O
(V
) (5V/
di
v)
V IN
(V) (2
0V
/d
iv
)
TIME, t (20 ms/div)
TIME, t (40 ms/div)
Figure 3. Typical Start-Up Using Remote On/Off with Vin
applied, negative logic version shown. Figure 4. Typical Start-Up Using Vin with Remote On/Off
enabled, negative logic version shown.
OUTPUT C
U
RR
EN
T OUTPUT
VO
LTAGE
I O
(A
) (5A/
di
v)
V
O
(V) (
50
0m
V/d
iv
)
OUTPUT C
U
RRE
N
T
OUT
PUT VOL
TAGE
I O
(A)
(5A/
di
v)
V
O
(V
) (
500m
V/
di
v)
TIME, t (1 ms/div) TIME, t (1 ms/div)
Figure 5. Typical Transient Response to Step Change in Load
from 25% to 50% to 25% of Full Load at 48Vdc Input and C
O
=
470uF Polymer, without -02 option.
Figure 6. Typical Transient Response to Step Change in Load
from 50% to 75% to 50% of Full Load at 48Vdc Input and
C
O
= 470uF Polymer, without -02 option.