GE Industrial Solutions Naos Raptor 40A - Manual (Page 8)

Data Sheet
July 11, 2011 Naos Raptor 40A Non Isolated Power Module:
5 – 13.8Vdc input; 0.6Vdc to 5.0Vdc Output; 40A output current
LINEAGE POWER 8
Characteristic Curves (continued)
The following figures provide thermal derating curves for Naos Raptor 40A modules at 2.5Vout and 25ºC.
EF
FI
CI
EN
C
Y
, η
(%)
70
75
80
85
90
95
100
0 10 20 30 40
Vin = 5V
Vin = 12V
Vin = 14V
O
U
TP
UT
CU
RRE
NT
, Io
(A
)
10
15
20
25
30
35
40
45
25 30 35 40 45 50 55 60 65 70
NC
0.5m/s
(100LFM)
1m/s
(200LFM)
1.5m/s
(300LFM)
2m/s
(400LFM)
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
TP
U
T
VOLTAGE
V
O
(V
) (2
0m
V
/d
iv)
OU
TP
U
T
CU
RR
ENT
,
OUT
P
UT
VO
LT
A
G
E
I
O
(A
)
(1
0A
di
v)
V
O
(V
)
(200mV/
di
v)
TIME, t (1 μs/div) TIME, t (40 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
U
T
P
U
T
VOLTAGE
O
N
/O
FF VOLTAG
E
V
O
(
V
) (
1V
/d
iv)
V
ON
/OFF
(
V
) (2V
/div
)
O
U
T
P
U
T
VOLTAGE
IN
P
U
T V
O
LT
A
G
E
V
O
(
V
) (
1V
/d
iv)
V
IN
(V
) (5V/di
v)
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
).