GE Industrial Solutions NQR010A0X4 - Manual (Page 8)

Data Sheet
March 7, 2012 NQR010A0X4: Non-Isolated DC-DC Power Modules
4.5 – 14Vdc input; 0.59Vdc to 6Vdc Output; 10A output current
LINEAGE POWER 8
Characteristic Curves (continued)
The following figures provide typical characteristics for the NQR010 module at 1.8Vout and at 25ºC.
EF
FI
CI
EN
C
Y
, η
(
%
)
70
75
80
85
90
95
0 2 4 6 8 10
Vin = 4.5V
Vin = 14V
Vin = 12V
OUTPUT
CURR
E
N
T
, I
o
(A
)
3
4
5
6
7
8
9
10
11
25 35 45 55 65 75 85
2m/s
(400LFM)
NC
1.5m/s
(300LFM)
1m/s (200LFM) 0.5m/s
(100LFM)
OUTPUT CURRENT, I
O
(A) AMBIENT TEMPERATURE, T
A
O C
Figure 13. Converter Efficiency versus Output Current.
Figure 14. Derating Output Current versus Ambient
Temperature and Airflow.
O
U
T
P
U
T
VOLTAGE
V
O
(V)
(20m
V
/d
iv
)
OUT
P
UT
CU
RR
ENT
,
OU
TPU
T
VO
LT
AG
E
I
O
(A
)
(5
A
div
)
V
O
(V
) (5
00
mV
/d
iv
)
TIME, t (1 μs/div) TIME, t (100 μs /div)
Figure 15. Typical output ripple and noise (V
IN
= 12V, I
o
= I
o,max
).
Figure 16. Transient Response to Dynamic Load
Change from 0% to 50% to 0% with V
IN
=12V.
VO
LTAG
E
V
O
(V
)
(5
00
mV
/d
iv
)
V
ON
/OFF
(V
)
(5
V/
div
)
O
U
T
P
UT
VO
LT
AG
E
I
N
P
U
T
V
O
LT
AG
E
V
O
(V)
(500
m
V
/d
iv
)
V
IN
(V)
(5V/
di
v)
TIME, t (2ms/div) TIME, t (2ms/div)
Figure 17. Typical Start-up Using On/Off Voltage (I
o
=
I
o,max
).
Figure 18. Typical Start-up Using Input Voltage (V
IN
=
12V, I
o
= I
o,max
).