Data Sheet
December 6, 2010
Naos Raptor 6A: Non-isolated DC-DC Power Modules
4.5 – 14Vdc input; 0.59Vdc to 6Vdc Output; 6A output current
Characteristic Curves
The following figures provide typical characteristics for the Naos Raptor 6A module at 0.6Vout and at 25ºC.
82
80
7
OUTPUT CURRENT, Io (A)
6
NC
EFFICIENCY,
η
(%)
78
Vin = 4.5V
76
74
72
70
0
1
2
3
4
5
6
Vin = 6V
Vin = 9V
5
4
3
25
35
45
55
65
O
75
85
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
C
Figure 1. Converter Efficiency versus Output Current.
OUTPUT VOLTAGE
OUTPUT CURRENT,
Figure 2. Derating Output Current versus Ambient
Temperature and Airflow.
V
O
(V) (200mV/div)
I
O
(A) (2Adiv)
OUTPUT VOLTAGE
V
O
(V) (10mV/div)
TIME, t (1μs/div)
TIME, t (100μs /div)
Figure 3. Typical output ripple and noise (V
IN
= 9V, I
o
=
I
o,max
).
OUTPUT VOLTAGE
V
O
(V) (200mV/div)
Figure 4. Transient Response to Dynamic Load
Change from 0% to 50% to 0% with V
IN
=9V.
OUTPUT VOLTAGE
INPUT VOLTAGE
ON/OFF VOLTAGE
V
ON/OFF
(V) (5V/div)
TIME, t (1ms/div)
V
IN
(V) (5V/div)
V
O
(V) (200mV/div)
TIME, t (1ms/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
=
9V, I
o
= I
o,max
).
LINEAGE
POWER
5
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
