Data sheet, Electrical specifications, Isolation specifications – GE Industrial Solutions QBVS050A0B Barracuda Series User Manual
Page 3: General specifications

GE
Data Sheet
QBVS050A0B Barracuda Series; DC-DC Converter Power Modules
52-60Vdc Input; 12.0Vdc, 50.0A, 600W Output
October 31, 2013
©2012 General Electric Company. All rights reserved.
Page 3
Electrical Specifications
(continued)
Parameter
Device
Symbol
Min
Typ
Max
Unit
Output Voltage Set-point
(V
IN
=V
IN,nom
, I
O
=25.0A, T
A
=25°C)
All V
O, set
11.95 12.00 12.05
V
dc
Output Voltage
(Over all operating input voltage (52V to 60V), resistive load,
and temperature conditions until end of life)
All V
O
11.70
12.30
V
dc
Output Regulation
Line (V
IN
= V
IN, min
to V
IN, max
) All
0.2
% V
O, set
Load (I
O
=I
O, min
to I
O, max
) All
0.2
% V
O, set
Temperature (T
A
= -20ºC to +85ºC)
All
2
% V
O, set
Output Ripple and Noise on nominal output
(V
IN
=V
IN, nom
and I
O
=I
O, min
to I
O, max
)
RMS (5Hz to 20MHz bandwidth)
All
70
mV
rms
Peak-to-Peak (5Hz to 20MHz bandwidth) 750uF
All
150
mV
pk-pk
External Output Capacitance
All
C
O, max
0
4,500
μF
Output Current
All
I
O
0
50 A
dc
Output Current Limit Inception
All
I
O,lim
55
65 A
dc
Output Power
All
P
O
0
600 W
Efficiency
V
IN
=V
IN, nom
, T
A
=25°C
I
O
=100% I
O, max,
V
O
= V
O,set
All
η 97.1
%
I
O
=50% I
O, max
to 100% I
O, max ,
V
O
= V
O,set
All
η 96.5
%
Switching Frequency (Primary FETs)
f
sw
150
kHz
Dynamic Load Response
dI
O
/d
t
=1A/10s; V
in
=V
in
,
nom
; T
A
=25°C;
(Tested with a 1.0μF ceramic,, and 750μF capacitor and
across the load.)
Load Change from I
O
= 50% to 75% of I
O,max
:
Peak Deviation
Settling Time (V
O
<10% peak deviation)
All
V
pk
t
s
__
350
700
__
mV
pk
s
Load Change from I
O
= 75% to 50% of I
O,max
:
Peak Deviation
Settling Time (V
O
<10% peak deviation)
All
V
pk
t
s
__
350
700
__
mV
pk
s
Isolation Specifications
Parameter
Symbol
Min
Typ
Max
Unit
Isolation Capacitance
C
iso
0.01
F
Isolation Resistance
R
iso
10
MΩ
General Specifications
Parameter
Symbol
Device
Typ
Unit
Calculated Reliability Based upon Telcordia SR-332 Issue
2: Method
I,
Case 3, (I
O
=80%I
O, max
, T
A
=40°C, Airflow = 200
LFM), 90% confidence
MTBF All
2,615,767
Hours
FIT All
382.3
10
9
/Hours
Weight – with Base plate option
73.6 (2.60)
g (oz.)