Data Sheet
October 17, 2011
9-36V ProLynx
TM
: Non-isolated DC-DC Power Modules
9 – 36Vdc input; 3Vdc to 18Vdc output; 3A to 1.5A output current
Characteristic Curves
The following figures provide typical characteristics for the 9-36V ProTLynx
100
95
Vin=9V
TM
3A at 3.3Vo and at 25 C.
o
90
85
80
75
70
0
0.5
Vin=12V
Vin=18V
Vin=24V
Vin=36V
Vin=28V
OUTPUT CURRENT, I
O
(A)
1
1.5
2
2.5
3
OUTPUT CURRENT, Io (A)
EFFICIENCY,
η
(%)
AMBIENT TEMPERATURE, T
A
C
O
Figure 1. Converter Efficiency versus Output
Current.
Figure 2. Derating Output Current versus Ambient
Temperature and Airflow.
OUTPUT CURRENT OUTPUT VOLTAGE
V
O
(V) (10mV/div)
I
O
(A) (1Adiv)
OUTPUT VOLTAGE
V
O
(V) (50mV/div)
TIME, t (1μs/div)
TIME, t (20μs /div)
Figure 3. Typical output ripple and noise (V
IN
= 18V, I
o
= I
o,max
).
Figure 4. Transient Response to Dynamic Load
Change from 50% to 100% at 28Vin, Cext - 10uF
ceramic + 330uF polymer, CTune=5600pF &
RTune=261Ω
INPUT VOLTAGE
OUTPUT VOLTAGE
ON/OFF VOLTAGE
V
ON/OFF
(V) (5V/div)
OUTPUT VOLTAGE
V
O
(V) (1V/div)
TIME, t (10ms/div)
V
O
(V) (1V/div)
V
IN
(V) (20V/div)
TIME, t (10ms/div)
Figure 5. Typical Start-up Using On/Off Voltage (I
o
=
I
o,max
).
Figure 6. Typical Start-up Using Input Voltage (V
IN
=
28V, I
o
= I
o,max
).
LINEAGE
POWER
6
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
