Data Sheet
Januar
26, 2011
QBK033A0B Series Power Modules; dc-dc Converters
36
60 Vdc In
ut; 12Vdc Out
ut; 33A Out
ut Current
4 LINEAGE POWER
General Specifications
Parameter Device Min Typ Max Unit
Calculated MTBF (I
O
=80% of I
O, max
, T
A
=40°C,
airflow=1m/s(200LFM))
All 1,423,448 Hours
Weight – Open Frame
49 (1.73)
g (oz.)
Weight – with Baseplate option
63.5 (2.24)
g (oz.)
Feature Specifications
Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature
conditions. See Feature Descriptions for additional information.
Parameter Device Symbol Min Typ Max Unit
Remote On/Off Signal Interface
(V
IN
=V
IN, min
to V
IN, max
, Signal referenced to V
IN-
terminal)
Negative Logic: device code suffix “1”
Lo
ic Low = module On, Lo
ic Hi
h = module Of
Positive Logic: No device code suffix required
Logic Low = module Off, Logic High = module On
Logic Low Specification
On/Off Thresholds:
Remote On/Off Current – Logic Low All I
on/off
5 10 15 μA
Logic Low Voltage All V
on/off
-0.3
0.8 V
Logic High Voltage – (Typ = Open Collector) All V
on/off
2.0
3.5 V
Logic High maximum allowable leakage current
(V
on/off
= 2.0V)
All I
on/off
4.0 μA
Maximum voltage allowed on On/Off pin All V
on/off
13.5 V
Turn-On Delay and Rise Times
(I
O
=I
O, max
)
T
delay,
Enable with
Vin
T
delay
= Time until V
O
= 10% of V
O,set
from either
application of Vin with Remote On/Off set to On or
operation of Remote On/Off from Off to On with Vin
already applied for at least one second.
All
20
ms
T
delay
,
Enable with
on/off
All
5
ms
T
rise
= Time for V
O
to rise from 10% of V
O,set
to 90%
of V
O,set
.
(Min @ V
IN,MAX
, Typ@ V
IN,NOM
, Max @ V
IN,MIN
)
T
rise
29 40 68 ms
Output Overvoltage Protection (Clamp)
All 13
15 V
Overtemperature Protection
All T
ref
125
°C
(See Feature Descriptions)
Input Undervoltage Lockout
Turn-on Threshold
35 36 V
Turn-off Threshold
32 34
V
