Characteristic curves (continued) – GE Industrial Solutions Naos Raptor 6A User Manual
Page 8
Data Sheet
December 6, 2010
Naos Raptor 6A: Non-isolated DC-DC Power Modules
4.5 – 14Vdc input; 0.59Vdc to 6Vdc Output; 6A output current
LINEAGE
POWER
8
Characteristic Curves (continued)
The following figures provide typical characteristics for the Naos Raptor 6A module at 2.5Vout and at 25ºC.
EF
FI
CI
EN
C
Y
, η
(
%
)
70
75
80
85
90
95
100
0
1
2
3
4
5
6
Vin = 4.5V
Vin = 12V
Vin = 14V
OUTPUT
CURR
E
N
T
, I
o
(A
)
3
4
5
6
7
25
35
45
55
65
75
85
NC
0.5m/s
(100LFM)
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
O
C
Figure 19. Converter Efficiency versus Output Current.
Figure 20. Derating Output Current versus Ambient
Temperature and Airflow.
O
U
T
P
U
T
VOLTAGE
V
O
(V)
(10m
V
/d
iv
)
OUT
P
UT
CU
RR
ENT
,
OU
TPU
T
VO
LT
AG
E
I
O
(A
)
(2
A
div
)
V
O
(V
) (2
00
mV
/d
iv
)
TIME, t (1
μs/div)
TIME, t (100
μs /div)
Figure 21. Typical output ripple and noise (V
IN
= 12V, I
o
= I
o,max
).
Figure 22. Transient Response to Dynamic Load
Change from 0% to 50% to 0% with V
IN
=12V.
O
N
/OF
F
V
O
LT
A
G
E
O
U
T
P
U
T
V
O
LT
AG
E
V
ON/
O
FF
(V
) (5
V/d
iv)
V
O
(V
) (1
V
/d
iv
)
IN
PU
T
V
O
LTAGE
OU
TP
U
T
V
O
LT
AG
E
V
IN
(V
) (5
V
/d
iv
)
V
O
(V
) (1
V
/d
iv
)
TIME, t (1ms/div)
TIME, t (1ms/div)
Figure 23. Typical Start-up Using On/Off Voltage (I
o
=
I
o,max
).
Figure 24. Typical Start-up Using Input Voltage (V
IN
=
12V, I
o
= I
o,max
).