GE Industrial Solutions PicoTLynx 6A - Manual (Page 9)

GE
Data Sheet
PicoTLynx TM 6A: Non-Isolated DC-DC Power Modules
2.4Vdc –5.5Vdc input; 0.6Vdc to 3.63Vdc output; 6A Output Current
September 11, 2013 ©2013 General Electric Company. All rights reserved. Page 9
Characteristic Curves (continued)
The following figures provide typical characteristics for the Pico TLynx TM 6A modules at 2.5Vo and 25 o C
EFFIC
IE
N
CY,
η
(
%
)
70
75
80
85
90
95
100
0 1 2 3 4 5 6
Vin=5.5V
Vin=3.3V
Vin=3V
OU
TPUT
CURRENT,
Io
(
A)
5.0
5.2
5.4
5.6
5.8
6.0
6.2
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.
OUTPUT
V
O
LTAGE
V
O
(V
) (20m
V/
di
v)
OUTPUT
CU
RRENT
,
OUTPU
T
VO
LT
AG
E
I
O
(A
) (
2Adi
v)
V
O
(V
) (2
00
m
V/
di
v)
TIME, t (1 μs/div) TIME, t (20 μs /div)
Figure 21. Typical output ripple and noise (V
IN
= 5V, I
o
= I
o,max
).
Figure 22. Transient Response to Dynamic Load Change
from 0% to 50% to 0% with V
IN
=5V.
ON/
O
FF
V
O
LT
AG
E
O
U
TP
UT
V
O
LT
AGE
V
ON
/O
FF
(V
) (2
V/
di
v)
V
O
(V
) (
1V
/d
iv
)
INP
U
T
VO
LT
AGE
OUT
PU
T
VO
LT
AG
E
V
IN
(V)
(2
V/div)
V O
(V
) (1V/
div
)
TIME, t (5ms/div) TIME, t (1ms/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
= 5V,
I
o
= I
o,max
).