GE Industrial Solutions EBDW025A0B Barracuda Series - Manual (Page 6)

GE
Data Sheet
EBDW025A0B Barracuda™ Series; DC-DC Converter Power Modules
36-75Vdc Input; 12.0Vdc, 25.0A, 300W Output
April 15, 2013 ©2012 General Electric Company. All rights reserved. Page 6
Characteristic Curves
The following figures provide typical characteristics for the EBDW025A0B (12V, 25A) at 25ºC. The figures are identical for either
positive or negative Remote On/Off logic.
INPU
T C
U
RR
ENT
, I
i
(A)
OUTPUT V
O
LT
AGE
On/Off VOL
TA
G
E
V O
(V)
(5
V/
div
)
V
ON/OF
F
(V) (
2V
/di
v)
INPUT VOLTAGE, V
O
(V) TIME, t (20 ms/div)
Figure 1. Typical Input Characteristic at Room Temperature. Figure 4. Typical Start-Up Using Remote On/Off with Vin
applied, negative logic version shown.
EFFCI
ENCY,
η (%)
O
U
TP
UT CURR
ENT
OU
TP
U
T VO
LT
AGE
I
O
(A)
(5A
/div)
V
O
(V
) (
500m
V/
di
v)
OUTPUT CURRENT, I
O
(A) TIME, t (1 ms/div)
Figure 2. Typical Converter Efficiency Vs. Output current at
Room Temperature. Figure 5. Typical Transient Response to Step change in Load
from 25% to 50% to 25% of Full Load at 48 Vdc Input and
C
O
=3x470uF Polymer
.
.
OUTPUT
VOL
TAGE
INPUT VOL
TAGE
V O
(V) (
5V/di
v) V
IN
(V
) (
20
V/d
iv
)
OUTPUT CURREN
T
OUTPUT
VOL
TA
G
E
I O
(A)
(5A/
di
v)
V
O
(V) (
500mV/div
)
TIME, t (40 ms/div) TIME, t (1 ms/div)
Figure 3. Typical Start-Up Using Vin with Remote On/Off
enabled, negative logic version shown.
Figure 6. Typical Transient Response to Step Change in Load
from 50% to 75% to 50% of Full Load at 48 Vdc Input and
C
O
=3x470uF Polymer
.
.