GE Industrial Solutions EQW010-040 Series (Eighth-Brick) - Manual (Page 7)

Data Sheet
October 5, 2013
EQW010-040 Series Power Modules
36 – 75Vdc Input; 1.0 to 12.0Vdc Output; 10 to 40A Output Current
LINEAGE POWER 7
Characteristic Curves
The following figures provide typical characteristics for the EQW020A0A (5.0V, 20A) at 25 o C. The figures are
identical for either positive or negative remote On/Off logic.
EF
F
ICIENCY
, 
(%)
70
75
80
85
90
95
0 5 10 15 20
Vin = 75V
Vin = 48V
Vin = 36V
OUTP
UT C
URRE
N
T
, Io
(A
)
0
5
10
15
20
25
20 30 40 50 60 70 80 90
2.0 m/s
(400 LFM)
1.0 m/s
(200 LFM)
0.5 m/s
(100 LFM)
NC
OUTPUT CURRENT, I
O
(A) AMBIENT TEMPERATURE, T
A
O C
Figure 7. Converter Efficiency versus Output Current. Figure 10. Derating Output Current versus Local
Ambient Temperature and Airflow (direction shown in
Figure 63).
O
U
T
P
U
T
VOLTAGE
V
O
(V)
(2
0m
V
/d
iv
)
On
/O
ff V
O
LT
A
G
E
O
U
T
P
UT
V
O
LT
AG
E
V
On/
O
ff
(V)
(5
V
/d
iv)
V
O
(V
) (
2V
/d
iv)
TIME, t (1 s/div) TIME, t (5ms/div)
Figure 8. Typical output ripple and noise (V IN = V IN,NOM ,
I o = I o,max ).
Figure 11. Typical Start-up Using Remote On/Off,
negative logic version shown (V
IN = V IN,NOM , I o = I o,max ).
VO
LTAG
E
Io
(A
)
(10A
/div)
V
O
(V
)
(1
00
m
V
/d
iv
)
IN
PUT
V
O
LT
A
G
E
O
U
T
P
UT
V
O
LT
AG
E
V
IN
(V
) (2
0V
/d
iv
)
V
O
(
V
) (2
V
/di
v)
TIME, t (0.1ms/div) TIME, t (4ms/div)
Figure 9. Transient Response to Dynamic Load
Change from 50% to 75% to 50% of full load. Figure 12. Typical Start-up Using Input Voltage (V IN =
V IN,NOM , I o = I o,max ).