GE Industrial Solutions EVK011A0B Series (Eighth-Brick) - Manual (Page 5)

GE
Data Sheet
EVK011A0B Series (Eighth-Brick) DC-DC Converter Power Modules
36–60Vdc Input; 12.0Vdc Output; 11A Output Current
May 15, 2013 ©2012 General Electric Company. All rights reserved. Page 5
Characteristic Curves
The following figures provide typical characteristics for the EVK011A0B (12V, 11A) at 25 o C. The figures are identical for either
positive or negative remote On/Off logic.
EFFIC
IENCY,

(
%
)
O
U
TPU
T
CU
RRE
N
T
O
U
TPU
T
VO
LT
AG
E
I
o(
A)
(5A
/div
)
V O
(V) (200
mV/di
v)
OUTPUT CURRENT, I
O
(A) TIME, t (200µs/div)
Figure 1. Converter Efficiency versus Output Current. Figure 4. Transient Response to 1.0A/µS Dynamic Load
Change from 50% to 75% to 50% of full load (V
IN
= V
IN,NOM
),
C
O
=100µF.
OU
TP
U
T V
O
LT
AG
E
V
O
(V
) (5
0m
V/
di
v)
O
U
TPU
T
VO
LT
AG
E
O
n/O
ff
VO
LT
AG
E
V On
/Off
(V)
(5
V/d
iv)
V O
(V) (2V/
div
)
TIME, t (2s/div) TIME, t (10ms/div)
Figure 2. Typical output ripple and noise (V
IN
= V
IN,NOM
, I
o
=
I
o,max
).
Figure 5. Typical Start-up Using Remote On/Off, negative
logic version shown (V
IN
= V
IN,NOM
, I
o
= I
o,max
).
OUTPUT
CU
RR
EN
T
OUTPUT
V
O
LTAG
E
Io
(A
) (5A
/div
)
V
O
(V
) (
200
mV
/d
iv
)
O
U
TP
UT
VO
LT
AG
E
IN
PU
T
VO
LTA
G
E
V O
(V
) (
5V
/di
v)
V
IN
(V
) (
20
V/
div
)
TIME, t (200µs/div) TIME, t (10ms/div)
Figure 3. Transient Response to 0.1A/µS Dynamic Load
Change from 50% to 75% to 50% of full load (V
IN
= V
IN,NOM
),
C
O
=100µF.
Figure 6. Typical Start-up Using Input Voltage (V
IN
= V
IN,NOM
,
I
o
= I
o,max
).