GE Industrial Solutions ESTW015A0A Barracuda Series - Manual (Page 5)

GE Data Sheet
ESTW015A0A Barracuda™ Series; DC-DC Converter Power Modules
36-75Vdc Input; 5.0Vdc, 15A, 75W Output
March 28, 2013 ©2012 General Electric Company. All rights reserved. Page 5
Characteristic Curves
The following figures provide typical characteristics for the ESTW015A0A (5.0V, 15A) at 25 O C. The figures are identical for either
positive or negative remote On/Off logic.
EFFIC
IEN
C
Y,
 (%)
OUT
PU
T CUR
RE
N
T
OUT
PU
T V
O
LT
AGE
Io
(A
) (5A
/di
v)
V O
(V
) (2
00
m
V/
di
v)
OUTPUT CURRENT, I
O
(A) TIME, t (200µs/div)
Figure 1. Converter Efficiency versus Output Current. Figure 4. Transient Response to 0.1A/µS Dynamic Load
Change from 50% to 75% to 50% of full load, Vin=48V,
C
O
>100μF.
OU
TP
U
T V
O
LT
AG
E
V
O
(V
) (50
m
V/di
v)
O
U
TPU
T VO
LT
AG
E
O
n/
O
ff VO
LTAGE
V O
(V
) (2V/
div)
V
On
/Off
(V
) (5
V/
di
v)
TIME, t (2s/div) TIME, t (10ms/div)
Figure 2. Typical output ripple and noise (I
o
= I
o,max
). Figure 5. Typical Start-up Using Remote On/Off, negative
logic version shown (V
IN
= 48V, I
o
= I
o,max
).
O
U
TP
UT
C
U
RREN
T
O
U
TPU
T
VO
LT
AG
E
Io
(A
) (5A
/div
)
V O
(V)
(2
00mV/d
iv)
OUT
PUT
V
O
LT
AG
E
IN
PU
T V
O
LT
AG
E
V
O
(V
) (
2V
/di
v)
V
IN
(V)
(2
0V/
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, Vin=48V,
C
O
>100μF.
Figure 6. Typical Start-up Using Input Voltage (V
IN
= 48V, I
o
= I
o,max
).