GE Industrial Solutions QBVS050A0B Barracuda Series - Manual (Page 3)

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/10s; 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.)