GE Industrial Solutions QW010-015-020 Series - Manual (Page 11)

Tyco Electronics Power Systems 11
Data Sheet
August 22, 2006
36 Vdc to 75 Vdc Input; 1.2 Vdc to 5.0 Vdc Output; 10 A to 20 A
QW010/015/020 Series Power Modules: dc-dc Converters;
Characteristic Curves
The following figures provide typical characteristics curves for the QW010A0A1(VO = 5.0 V) module at room temperature (TA =
25 °C)
Figure 31. Input Voltage and Current Characteristics.
Figure 32. Converter Efficiency vs. Output Current.
Figure 33. Output Ripple Voltage (IO = IO, max).
Figure 34. Transient Response to Step Decrease in
Load from 50% to 25% of Full Load
(VI = 48 Vdc).
Figure 35. Transient Response to Step Increase in Load
from 50% to 75% of Full Load
(VI = 48 Vdc).
Figure 36. Start-up from Remote On/Off (IO = IO, max).
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
30 35 40 45 50 55 60 65 70 75
INPUT VOLTAGE, V I (V)
INPUT CURRENT
, I
I
(A) I O = 10A
I O = 5A
I O = 0A
70
75
80
85
90
95
0 1 2 3 4 5 6 7 8 9 10
OUTPUT CURRENT, I O (A)
EFFICIENCY
,
(%)
V I = 36V
V I = 48V
V I = 75V
TIME, t (1 µs/div)
OUTPUT V
O
LT
A
G
E,
V
O
(V) (10 mV/div)
TIME, t (100 µs/div)
OUTPUT V
O
LT
A
G
E,
V
O
(V) (200 mV/div)
OUTPUT CURRENT
,
I O
(A) (2 A/div)
TIME, t (100 µs/div)
OUTPUT V
O
LT
A
G
E,
V
O
(V) (200 mV/div)
OUTPUT CURRENT
,
I O
(A) (2 A/div)
TIME, t (10 ms/div)
OUTPUT V
O
LT
A
G
E,
V
O
(V) (2
V/div)
REMO
TE ON/OFF
,
V
ON/OFF
(5
V/div)