Data Sheet
September 9, 2008
KW0006-010 Series Power Modules:
36 – 75Vdc Input; 3.3 to 5.0Vdc Output; 6 to 10A Output Current
Characteristic Curves
The following figures provide typical characteristics for the KW010A0F (3.3V, 10A) at 25
o
C. The figures are identical
for either positive or negative remote On/Off logic.
90
12.0
OUTPUT CURRENT, Io (A)
10.0
8.0
6.0
4.0
2.0
0.0
20
30
40
50
60
70
O
85
EFFICIENCY,
η
(%)
80
Vin = 75V
Vin = 48V
Vin = 36V
NC
75
1.0 m/s
(200 lfm) 2.0 m/s
(400 lfm) 3.0 m/s
(600 lfm)
70
0
2
4
6
8
10
80
90
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
C
Figure 1. Converter Efficiency versus Output Current.
Figure 4. Derating Output Current versus Local
Ambient Temperature and Airflow.
OUTPUT VOLTAGE
On/Off VOLTAGE
V
O
(V) (1V/div)
V
on/off
(V) (5V/div)
OUTPUT VOLTAGE
V
O
(V) (20mV/div)
TIME, t (1μs/div)
TIME, t (5ms/div)
Figure 2. Typical output ripple and noise (V
IN
= V
IN,NOM
,
I
o
= I
o,max
).
Figure 5. Typical Start-up Using Remote On/Off,
negative logic version shown (V
IN
= V
IN,NOM
, I
o
=
I
o,max
).
OUTPUT VOLTAGE
INPUT VOLTAGE
OUTPUT VOLTAGE
V
O
(V) (100mV/div)
OUTPUT CURRENT,
TIME, t (400
μs
/div)
V
IN
(V) (50V/div)
Io (A) (5A/div)
V
O
(V) (1V/div)
TIME, t (5ms/div)
Figure 3. Transient Response to Dynamic Load
Change from 75% to 50% to 75% of full load with an
external 470uF tantalum capacitor (dI/dt =1.0A/
μs)
.
Figure 6. Typical Start-up Using Input Voltage (V
IN
=
V
IN,NOM
, I
o
= I
o,max
).
LINEAGE
POWER
5
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
