GE Industrial Solutions SHHD003A0A Hammerhead Series - Manual (Page 5)

GE Data Sheet
SHHD003A0A Hammerhead Series; DC-DC Converter Power Modules
18-75Vdc Input; 5.0Vdc, 3A, 15W Output
June 26, 2013 ©2012 General Electric Company. All rights reserved. Page 5
Characteristic Curves
The following figures provide typical characteristics for the SHHD003A0A (5.0V, 3.0A) at 25 o C. The figures are identical for either
positive or negative remote On/Off logic.
EFFIC
IENCY,
 (%)
IN
PU
T CURREN
T, I
IN
(A
)
OUTPUT CURRENT, I
O
(A) INPUT VOLTAGE, V
IN
(V)
Figure 1. Converter Efficiency versus Output Current. Figure 2. Converter Input Current versus Input Voltage.
OUT
PU
T V
O
LT
AGE
V
O
(V
) (1
00
m
V/
di
v)
OUTPUT CURREN
T OUTPUT VO
LTA
G
E
Io(A)
(2
A/div
)
V O
(V
) (1
00
m
V/d
iv
)
TIME, t (2s/div) TIME, t (1ms/div)
Figure 3. Typical output ripple and noise (I
o
= I
o,max
). Figure 4. Transient Response to 0.1A/µS Dynamic Load
Change from 50% to 75% to 50% of full load, Vin=24V.
O
UTP
U
T V
O
LT
AG
E
O
n/Off
V
O
LTA
G
E
V
O
(V)
(2
V/div
)
V
On
/O
ff
(V) (2
V/
div)
OUTPUT VOLTA
G
E
IN
PUT
VOL
TAGE
V
O
(V
) (2V/d
iv)
V
IN
(V) (2
0V
/di
v)
TIME, t (5ms/div) TIME, t (5ms/div)
Figure 5.Typical Start-up Using Remote On/Off, negative
logic version shown (V
IN
= 24V or 48V, Io = I
o,max
).
Figure 6. Typical Start-up Using Input Voltage (V
IN
= 48V, I
o
=
I
o,max
).