Advanced Data Sheet
February 10, 2011
QBDW033A0B Series Power Modules; DC-DC Converters
36-75V
dc
Input; 9.6-12V
dc
Output; 33A Output Current
Electrical Specifications
(continued)
Parameter
Output Voltage Set-point
(V
IN
=V
IN,nom
, I
O
=15A, T
A
=25°C)
Output Voltage
(Over all operating input voltage, resistive load, and
temperature conditions until end of life)
Output Regulation
Line (V
IN
=V
IN, min
to V
IN, max
)
Load (I
O
=I
O, min
to I
O, max
)
Temperature (T
A
= -40ºC to +85ºC)
Output Voltage Adjustment Range (via Trim resistor
or PMBus)
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)
Peak-to-Peak (5Hz to 20MHz bandwidth)
External Output Capacitance
Output Current
Output Current Limit Inception (Adjustable via
PMBus)
Efficiency (V
IN
=V
IN, nom
, V
O
= V
O,set
, T
A
=25°C)
I
O
= 50% I
O, max
I
O
= 100% I
O, max
Switching Frequency
Dynamic Load Response
(dIo/dt=1A/10s; V
in
=V
in
,nom; T
A
=25°C; Tested
with a 10
μF
aluminum and a 1.0
μF
tantalum
capacitor across the load.)
Load Change from Io= 50% to 75% of Io,max:
Peak Deviation
Settling Time (Vo<10% peak deviation)
Load Change from Io= 75% to 50% of Io,max:
Peak Deviation
Settling Time (Vo<10% peak deviation)
All
V
pk
t
s
V
pk
t
s
__
__
__
300
700
__
__
mV
pk
s
mV
pk
s
All
All
All
All
All
All
C
O, max
I
o
I
O, lim
η
η
f
sw
220
0
40
96
95
TBD
70
200
10,000
33
mV
rms
mV
pk-pk
μF
A
dc
A
dc
%
%
kHz
All
All
All
All
8.1
0.2
0.2
1.0
13.2
% V
O, set
% V
O, set
% V
O, set
V
dc
Device
All
Symbol
V
O, set
Min
11.84
Typ
12
Max
12.12
Unit
V
dc
V
O
-3.0
+3.0
% V
O, set
300
700
Isolation Specifications
Parameter
Isolation Capacitance
Isolation Resistance
Symbol
C
iso
R
iso
Min
10
Typ
1000
Max
Unit
pF
MΩ
General Specifications
Parameter
Calculated Reliability Based upon Telcordia SR-332
Issue 2: Method
I,
Case 1, (I
O
=80%I
O, max
, T
A
=40°C,
Airflow = 200 lfm), 90% confidence
Weight – Open Frame
Weight – with Baseplate option
MTBF
FIT
Device
All
All
Min
Typ
TBD
TBD
TBD
TBD
Max
Unit
Hours
10 /Hours
g (oz.)
g (oz.)
9
LINEAGE
POWER
3
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
