Data Sheet
September 9, 2009
16V Pico TLynx
TM
4A: Non-isolated DC-DC Power Modules
8 – 16Vdc input; 0.6Vdc to 8.0Vdc output; 4A output current
Characteristic Curves
The following figures provide typical characteristics for the 16V Pico TLynx
TM
4A at 2.5Vo and at 25
o
C.
95
90
4.5
OUTPUT CURRENT, Io (A)
85
3.5
NC
EFFICIENCY,
η
(%)
80
75
70
65
60
55
50
0
1
Vin=8V
Vin=12V
Vin=16V
2.5
1.5
0.5
20
30
40
50
60
70
O
2
3
4
80
90
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,
V
O
(V) (500mV/div)
I
O
(A) (2Adiv)
OUTPUT VOLTAGE
V
O
(V) (20mV/div)
TIME, t (1μs/div)
TIME, t (20μs /div)
Figure 21. Typical output ripple and noise (V
IN
= 12V, I
o
= I
o,max
).
ON/OFF VOLTAGE
V
ON/OFF
(V) (5V/div)
Figure 22. Transient Response to Dynamic Load
Change from 0% to 50% to 0%.
INPUT VOLTAGE
OUTPUT VOLTAGE
OUTPUT VOLTAGE
V
O
(V) (1V/div)
TIME, t (2 ms/div)
V
0
(V) (1V/div)
V
IN
(V) (10V/div)
TIME, t (2 ms/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 ]
