GE Industrial Solutions 12A Analog PicoDLynx - Manual (Page 7)

GE
Data Sheet
12A Analog PicoDLynx TM : Non-Isolated DC-DC Power Modules
3Vdc –14.4Vdc input; 0.6Vdc to 5.5Vdc output; 12A Output Current
August 13, 2013 ©2013 General Electric Corporation. All rights reserved. Page 7
Characteristic Curves
The following figures provide typical characteristics for the 12A Analog PicoDLynx TM at 1.2Vo and 25 o C.
EF
FIC
IE
N
CY
, η
(
%)
O
U
TP
U
T C
U
RRE
N
T, Io
(
A)
OUTPUT CURRENT, I
O
(A) AMBIENT TEMPERATURE, T
A
O C
Figure 7. Converter Efficiency versus Output Current.
Figure 8. Derating Output Current versus Ambient Temperature
and Airflow.
OU
TP
U
T V
OL
TA
G
E
V
O
(V
) (2
0m
V/
di
v)
O
UT
PUT
C
UR
RE
N
T,
O
UT
PUT
V
O
LT
AG
E
I O
(A
) (1
0Ad
iv
)
V
O
(V
) (
10
mV
/d
iv)
TIME, t (1µs/div) TIME, t (20µs /div)
Figure 9. Typical output ripple and noise (C
O
=22μF
ceramic, V
IN
= 12V, I
o
= I
o,max,
).
Figure 10. Transient Response to Dynamic Load Change from
50% to 100% at 12Vin, Cout-1x47uF+3x330uF, CTune-10nF &
RTune-220ohms
O
U
TP
U
T V
O
LTA
G
E
O
N/
O
FF
V
O
LTA
G
E
V
O
(V
) (
50
0m
V/d
iv
)
V ON
/OF
F
(V
) (5
V/
di
v)
O
U
TP
U
T V
O
LTA
G
E
INP
U
T
VO
LTA
G
E
V
O
(V
) (5
00
m
V/d
iv
)
V
IN
(V
) (5
V/
di
v)
TIME, t (2ms/div) TIME, t (2ms/div)
Figure 11. Typical Start-up Using On/Off Voltage (I
o
=
I
o,max
).
Figure 12. Typical Start-up Using Input Voltage (V
IN
= 12V, I
o
=
I
o,max
).
50
55
60
65
70
75
80
85
90
95
0 2 4 6 8 10 12
Vin=3.3V
Vin=14.4
V
Vin=12V
0
2
4
6
8
10
12
55 65 75 85 95 105
2m/s
(400LFM)
1.5m/s
(300LFM) 1m/s
(200LFM)
0.5m/s
(100LFM)
NC
Standard
Part (85 C)
Ruggedized (D) Part
(105 °C)