Characteristic curves – GE Industrial Solutions Austin MegaLynx SMT User Manual
Page 7
Data Sheet
September 10, 2013
Austin MegaLynx
TM
SMT: Non-Isolated DC-DC Power Modules:
4.5 – 5.5Vdc input; 0.8 to 3.63Vdc Output; 30A output current
6.0 – 14Vdc Input; 0.8Vdc to 3.63Vdc Output; 20/30A output
LINEAGE
POWER
7
Characteristic Curves
The following figures provide typical characteristics for the ATS030A0X3-SR & -SRH (0.8V, 30A) at 25
o
C.
EF
F
IC
IEN
C
Y
, η
(%
)
OUT
P
UT C
URR
EN
T
, Io
(
A
)
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
O
C
Figure 1. Converter Efficiency versus Output Current.
Figure 4. Derating Output Current versus Ambient
Temperature and Airflow (ATS030A0X3-SRH).
O
U
T
P
UT
VO
LT
AG
E
V
O
(V)
(2
0m
V
/di
v)
O
U
TPU
T
CUR
RE
NT,
Io
(A
)
TIME, t (1
μs/div)
AMBIENT TEMPERATURE, T
A
O
C
Figure 2. Typical output ripple and noise (V
IN
= V
IN,NOM
,
I
o
= I
o,max
).
Figure 5. Derating Output Current versus Ambient
Temperature and Airflow (ATS030A0X3-SR).
OU
TP
U
T
CU
RR
ENT
,
O
U
T
P
U
T
V
O
LT
AG
E
I
O
(A
)
(5
Ad
iv
)
V
O
(V)
(10
0mV
/d
iv
)
IN
PU
T
VO
LTA
G
E
OU
T
P
U
T
V
O
LT
AG
E
V
IN
(V
) (
5
V
/d
iv
)
V
O
(V
) (
0.5V
/di
v)
TIME, t (20
μs /div)
TIME, t (5ms/div)
Figure 3. Transient Response to Dynamic Load Change
from 0% to 50% to 0% of full load with V
IN
=12V.
Figure 6. Typical Start-up Using Input Voltage (V
IN
=
V
IN,NOM
, I
o
= I
o,max
).
70
75
80
85
90
0
5
10
15
20
25
30
Vin = 12 V
Vin = 6 V
Vin = 14 V
0
5
10
15
20
25
30
35
35
45
55
65
75
85
0.5m/s
(100LFM)
1m/s
(200LFM)
1.5m/s
(300LFM)
2.0m/s
(400LFM)
2.5m/s
(500LFM)
0
5
10
15
20
25
30
35
35
45
55
65
75
85
NC
0.5m/s
(100LFM)
1m/s
(200LFM)
1.5m/s
(300LFM)
2m/s
(400LFM)
2.5m/s
(500LFM)