12v austin microlynx, 5a: non-isolated dc-dc power modules, Data sheet – GE Industrial Solutions 12V Austin MicroLynx 5A User Manual
Page 6: Characteristic curves
GE
Data Sheet
12V Austin MicroLynx
TM
5A: Non-Isolated DC-DC Power Modules
10Vdc –14Vdc input; 0.75Vdc to 5.5Vdc output; 5A Output Current
May 6, 2013
©2013 General Electric Company. All rights reserved.
Page 6
Characteristic Curves
The following figures provide typical characteristics for the Austin MicroLynx
TM
12V SMT modules at 25ºC.
EFFICI
EN
CY,
η
(
%
)
70
72
74
76
78
80
82
84
86
0
1
2
3
4
5
V
IN
= 14V
V
IN
= 12V
V
IN
= 10V
EFFICI
EN
CY,
η
(
%
)
70
73
76
79
82
85
88
91
0
1
2
3
4
5
V
IN
= 14V
V
IN
= 12V
V
IN
= 10V
OUTPUT CURRENT, I
O
(A)
OUTPUT CURRENT, I
O
(A)
Figure 1. Converter Efficiency versus Output Current (Vout =
1.2Vdc).
Figure 4. Converter Efficiency versus Output Current (Vout =
2.5Vdc).
EFFI
CI
EN
CY,
η
(%
)
70
72
74
76
78
80
82
84
86
88
0
1
2
3
4
5
V
IN
= 14V
V
IN
= 12V
V
IN
= 10V
EFFI
CI
EN
CY,
η
(%
)
70
73
76
79
82
85
88
91
0
1
2
3
4
5
V
IN
= 14V
V
IN
= 12V
V
IN
= 10V
OUTPUT CURRENT, I
O
(A)
OUTPUT CURRENT, I
O
(A)
Figure 2. Converter Efficiency versus Output Current (Vout =
1.5Vdc).
Figure 5. Converter Efficiency versus Output Current (Vout =
3.3Vdc).
EFFICIE
N
C
Y,
η
(%)
70
72
74
76
78
80
82
84
86
88
0
1
2
3
4
5
V
IN
= 14V
V
IN
= 12V
V
IN
= 10V
EFFICIE
N
C
Y,
η
(%)
75
78
81
84
87
90
93
96
0
1
2
3
4
5
V
IN
= 14V
V
IN
= 12V
V
IN
= 10V
OUTPUT CURRENT, I
O
(A)
OUTPUT CURRENT, I
O
(A)
Figure 3. Converter Efficiency versus Output Current
(Vout =
1.8Vdc).
Figure 6. Converter Efficiency versus Output Current (Vout =
5.0Vdc).