Preliminary Data Sheet
January 19, 2012
3A Analog Pico DLynx
TM
: Non-isolated DC-DC Power Modules
3 – 14.4Vdc input; 0.6Vdc to 5.5Vdc output; 3A output current
Characteristic Curves
The following figures provide typical characteristics for the 3A Analog Pico DLynx
TM
at 2.5Vo and 25
o
C.
100
95
3.5
1.5m/s
(300LFM)
EFFICIENCY,
η
(%)
90
85
80
75
70
0
0.5
1
1.5
2
2.5
3
Vin=4.5V
Vin=14.4
V
OUTPUT CURRENT, Io (A)
3.0
2.5
2.0
1.5
1.0
55
65
75
85
95
O
NC
0.5m/s
(100LFM)
1m/s
(200LFM)
Standard
Part (85°C)
Vin=12V
Ruggedized (D)
Part (105°C)
105
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
C
Figure 19. Converter Efficiency versus Output Current.
Figure 20. Derating Output Current versus Ambient
Temperature and Airflow.
OUTPUT VOLTAGE
OUTPUT CURRENT,
OUTPUT VOLTAGE
V
O
(V) (20mV/div)
TIME, t (1μs/div)
I
O
(A) (1Adiv)
V
O
(V) (50mV/div)
TIME, t (20μs /div)
Figure 21. Typical output ripple and noise (C
O
=10μF
ceramic, V
IN
= 12V, I
o
= I
o,max,
).
Figure 22. Transient Response to Dynamic Load
Change from 50% to 100% at 12Vin, Cout-2x47uF,
CTune-2700pF & RTune-261
ON/OFF VOLTAGE
V
ON/OFF
(V) (5V/div)
INPUT VOLTAGE
OUTPUT VOLTAGE
OUTPUT VOLTAGE
V
O
(V) (1V/div)
TIME, t (2ms/div)
V
O
(V) (1V/div)
V
IN
(V) (5V/div)
TIME, t (2ms/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
).
LINEAGE
POWER
9
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
