GE Industrial Solutions Naos Raptor 20A - Manual (Page 5)

Data Sheet
July 11, 2011 Naos Raptor 20A: Non Isolated Power Module:
4.5 – 14Vdc input; 0.59Vdc to 6Vdc Output; 20A output current
LINEAGE POWER 5
Characteristic Curves
The following figures provide typical characteristics for the Naos Raptor 20A modules at 0.6Vout and 25ºC.
EF
FI
C
IEN
C
Y
, η
(%)
60
65
70
75
80
85
90
0 5 10 15 20
Vin = 4.5V
Vin = 6V
Vin = 9V
O
U
TPU
T
CU
RRE
NT
, Io
(A
)
8
10
12
14
16
18
20
22
25 35 45 55 65 75 85
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 1. Converter Efficiency versus Output Current.
Figure 2. Derating Output Current versus Ambient
Temperature and Airflow.
O
U
TP
U
T
VOLTAGE
V
O
(V
) (1
0m
V
/d
iv)
OU
TPU
T
CU
RR
E
N
T
,
OUT
P
UT
VO
LT
A
G
E
I
O
(A
)
(5
A
d
iv
)
V
O
(V) (
20
0mV/
d
iv
)
TIME, t (1 μs/div) TIME, t (100 μs /div)
Figure 3. Typical output ripple and noise (V
IN
= 9V, I
o
=
I
o,max
).
Figure 4. Transient Response to Dynamic Load
Change from 0% to 50% to 0% with V
IN
=9V.
O
U
T
P
U
T
VOLTAGE
ON/
O
FF V
O
LT
AG
E
V
O
(V
) (2
00
m
V
/d
iv
)
V
ON
/O
F
F
(
V
) (
2V
/di
v)
OU
TPU
T
VO
LTAGE
IN
P
U
T V
O
LT
A
G
E
V
O
(V
) (2
00
m
V
/d
iv
)
V
IN
(
V
) (
5
V
/d
iv
)
TIME, t (1ms/div) TIME, t (1ms/div)
Figure 5. Typical Start-up Using On/Off Voltage (I
o
=
I
o,max
).
Figure 6. Typical Start-up Using Input Voltage (V
IN
=
9V, I
o
= I
o,max
).