GE Industrial Solutions 16V PicoTLynx 4A - Manual (Page 9)

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 9
Characteristic Curves
The following figures provide typical characteristics for the 16V PicoTLynx TM 4A at 2.5Vo and at 25 o C.
EFFI
CIE
N
CY
, η
(%)
50
55
60
65
70
75
80
85
90
95
Vin=16V
Vin=12V Vin=8V
O
U
TP
UT
C
U
RR
ENT,
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 19. Converter Efficiency versus Output Current.
Figure 20. Derating Output Current versus
Ambient Temperature and Airflow.
OUT
PUT
VOLT
AGE
V
O
(V) (2
0mV/
di
v)
OUT
PUT
CURRE
N
T,
OUT
PUT
VOLTAGE
I
O
(A) (2A
div
) V
O
(V) (5
00mV/
di
v)
TIME, t (1 μs/div) TIME, t (20 μs /div)
Figure 21. Typical output ripple and noise (V
IN
= 12V, I
o
= I
o,max
).
Figure 22. Transient Response to Dynamic Load
Change from 0% to 50% to 0%.
OUTPUT VOLTAGE
ON/OFF VOL
TAGE
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 (2 ms/div) TIME, t (2 ms/div)
Figure 23. Typical Start-up Using On/Off Voltage (I
o
= I
o,max
).
Figure 24. Typical Start-up Using Input Voltage (V
IN
= 12V,
I
o
= I
o,max
).