16v picotlynx, 4a: non-isolated dc-dc power modules, Data sheet – GE Industrial Solutions 16V PicoTLynx 4A User Manual
Page 10: Characteristic curves

GE
Data Sheet
16V PicoTLynx
TM
4A: Non-Isolated DC-DC Power Modules
8Vdc –16Vdc input; 0.6Vdc to 8.0Vdc output; 4A Output Current
September 10, 2013
©2013 General Electric Company. All rights reserved.
Page 10
Characteristic Curves
The following figures provide typical characteristics for the 16V PicoTLynx
TM
4A at 3.3Vo and at 25
o
C.
EFFICIENCY,
η
(%
)
70
75
80
85
90
95
0
1
2
3
4
Vin=16V
Vin=12V
Vin=8V
OUTPUT CURRE
N
T, Io (A)
0.5
1.5
2.5
3.5
4.5
20
30
40
50
60
70
80
90
NC
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
O
C
Figure 25. Converter Efficiency versus Output Current.
Figure 26. Derating Output Current versus Ambient
Temperature and Airflow.
OUT
PUT
VOLT
AGE
V
O
(V) (2
0mV/
di
v)
OUTPUT CURRE
N
T,
OUTPUT VOLTAGE
I
O
(A) (2A
div
) V
O
(V) (5
00mV/
di
v)
TIME, t (1
μs/div) TIME,
t
(20
μs /div)
Figure 27. Typical output ripple and noise (V
IN
= 12V, I
o
= I
o,max
).
Figure 28. Transient Response to Dynamic Load Change
from 0% 50% to 0%.
OUT
PUT
VOLTAGE
ON
/OFF
VOLTAGE
V
O
(V) (
1V/d
iv
)
V
ON/
O
FF
(V)
(5V/d
iv
)
OUTPUT VOLTAGE
INPUT VOLTAGE
V
0
(V) (1V/
div
)
V
IN
(V) (10V/d
iv
)
TIME, t (2ms/div)
TIME, t (2ms/div)
Figure 29. Typical Start-up Using On/Off Voltage (I
o
= I
o,max
).
Figure 30. Typical Start-up Using Input Voltage (V
IN
=
12V, I
o
= I
o,max
).