Specifications
General Specifications
Operating Temperature
Storage Temperature
Relative Humidity
Vibration
Weight
Material Flammability
Safety
MTBF
MIL–HDBK–217
-20°C to +100°C baseplate
–40°C to +100°C
10% to 95% RH,
Non–condensing
10–500Hz 0.75g peak
130gm, maximum
UL94V–2
500,000 hours
2
UL 1950, CSA C22.2 No. 950 approved
1
Notes: 1. Requires one fuse located in either the plus or minus side of the 48V
supply; fuse rated for 7A max for all conditions.
2. 80% load; 70
°
C baseplate.
Input Characteristics
Baseplate Temperatures from 0
°
C to +100
°
C.
Parameter
Name
Test Condition
Var
Symbol
Requirement
Min
Max
Unit
Input Voltage
Input Low Line Power On V
Input Low Line Power Off V
No Load Input Power
Input Capacitor
(external to the converter)
Input Current
1.5V
2.2V
3.3V
5.0V
Inrush Transient
Efficiency
1.5V
2.2V
3.3V
5.0V
Reflected Input Ripple
Maximum Losses at
Local Sense
1.5V
2.2V
3.3V
5.0V
V
I
V
I
on
V
I
off
P
IL
Module Power On
Module Shutdown
V
I
=V
I
nom
rated 80V min
I
I
I
I
I
I
I
I
V
I
= 36V, I
O
= 60A, V
O
= 1.5V
V
I
= 36V, I
O
= 60A, V
O
= 2.2V
V
I
= 36V, I
O
= 50A, V
O
= 3.3V
V
I
= 36V, I
O
= 40A, V
O
= 5.0V
V
I
= 48V, I
O
= I
O
max rated
V
O
= V
O
nom
, I
O
= I
O
rated
, V
I
=V
I
nom
36
30
80
–
250
–
–
–
–
–
72
35
90
2.5
–
4.0
5.2
5.6
6.3
1.0
V
V
%V
I
on
W
µF
A
A
A
A
A
2
s
%
%
%
%
A
p-p
W
W
W
W
66
74
77
80
–
–
–
–
2.5
44
44
42
42
V
I
= 48V, I
O
= Io max rated, C
I
= 250µF
P
d
V
I
= 48V, V
O
= V
O
nom
I
O
= I
O
max rated
, T
C
ase
= 70°C
–
–
–
–
–
Hercules Series, Page 2
WWW.GALAXYPWR.COM
Part No. 98–002 Rev. 1.1
GALAXY [ GALAXY POWER, INC. ]
