Data Sheet
March 17, 2011
9-36V ProLynx
TM
5A: Non-isolated DC-DC Power Modules
9 – 36Vdc input; 3Vdc to 18Vdc output; 5A to 2.5A output current
Characteristic Curves
The following figures provide typical characteristics for the 9-36V ProLynx
TM
5A at 18Vo and at 25
o
C.
100
95
EFFICIENCY,
η
(%)
90
Vin=28V
85
Vin=24V
80
75
70
0
0.5
1
1.5
2
Vin=36V
2.5
3
OUTPUT CURRENT, Io (A)
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
C
O
Figure 19. Converter Efficiency versus Output
Current.
Figure 20. Derating Output Current versus Ambient
Temperature and Airflow.
OUTPUT VOLTAGE
OUTPUT CURRENT,
V
O
(V) (200mV/div)
I
O
(A) (2Adiv)
OUTPUT VOLTAGE
V
O
(V) (40mV/div)
TIME, t (1μs/div)
TIME, t (20μs /div)
Figure 21. Typical output ripple and noise (V
IN
= 28V, I
o
= I
o,max
).
Figure 22. Transient Response to Dynamic Load
Change from 50% to 100% at 28Vin, Cext - 1x10uF
ceramic, CTune=150pF & RTune=220Ω
INPUT VOLTAGE
OUTPUT VOLTAGE
ON/OFF VOLTAGE
V
ON/OFF
(V) (5V/div)
OUTPUT VOLTAGE
V
O
(V) (5V/div)
TIME, t (5ms/div)
V
O
(V) (5V/div)
V
IN
(V) (20V/div)
TIME, t (5ms/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
= 28V, I
o
= I
o,max
).
LINEAGE
POWER
9
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
