Data Sheet
January 26, 2010
TLynx
TM
: Non-isolated DC-DC Power Modules:
2.4 – 5.5Vdc input; 0.6Vdc to 3.63Vdc output; 20A output current
Characteristic Curves
The following figures provide typical characteristics for the TLynx
TM
at 0.6Vo and at 25
o
C.
85
22
20
OUTPUT CURRENT, Io (A)
80
18
16
14
12
10
8
6
25
35
45
55
65
0.5m/s
(100LFM)
2m/s
(400LFM)
1m/s
(200LFM) 1.5m/s
(300LFM)
NC
EFFICIENCY,
η
(%)
75
Vin=5.5V
70
Vin=3.3V
65
Vin=2.4V
60
0
5
10
15
20
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
C
O
75
85
Figure 1. Converter Efficiency versus Output Current.
OUTPUT VOLTAGE
OUTPUT CURRENT,
Figure 2. Derating Output Current versus Ambient
Temperature and Airflow.
V
O
(V) (500mV/div)
I
O
(A) (10Adiv)
OUTPUT VOLTAGE
V
O
(V) (10mV/div)
TIME, t (1μs/div)
TIME, t (100μs /div)
Figure 3. Typical output ripple and noise (V
IN
= 3.3V, I
o
= I
o,max
).
ON/OFF VOLTAGE
V
ON/OFF
(V) (5V/div)
Figure 4. Transient Response to Dynamic Load
Change from 0% to 50% to 0% with V
IN
=3.3V.
INPUT VOLTAGE
OUTPUT VOLTAGE
OUTPUT VOLTAGE
V
O
(V) (200mV/div)
TIME, t (2ms/div)
V
O
(V) (200mV/div)
V
IN
(V) (2V/div)
TIME, t (2ms/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
=
3.3V, I
o
= I
o,max
).
LINEAGE
POWER
6
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
