GE Industrial Solutions KSTW015A0F Barracuda Series - Manual (Page 8)

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GE
KSTW01
36-75Vdc In
April 1, 2013
Feature De


 


R
up adj
11 . 5
Where %
 
Figure 12. Circu
The combinatio
output voltage
rim range of 80
measured betw
The KSTW015A
point. Therefor
available outpu
Pre-bias Vin U
The module sha
without protect
when subjecte
ollowing condi
Vin(V)
48
48
48
48
48
48
48
48
60
60
60
60
60
60
60
60
Vin
Tfall
5A0F Ba
nput; 3.3Vd
escriptions
 
  V
set o
% 225 . 1
100 (
,
,
, ,



 
set o
o desired o
V
V V
uit Configurat
on of the outpu
initial toleranc
0% to 110% of
ween the Vout+
0F power mod
re, as the outpu
ut power is redu
Under Voltag
all recover from
tive shutdown
ed to Vin Und
tions:
Tdip (ms)
5
5
10
10
5
5
10
10
5
5
10
10
5
5
10
10
5V
= 10us
arracuda
dc, 15A Out
©
(continued)



 
%
511 %)
100





set
tion to Increas
ut voltage adjus
ce must not exc
f the nominal o
+ and Vout- pin
dules have a fix
ut voltage is ad
uced.
ge Test
m UVLO [Unde
from OCP or
der Voltage t
Co (uF)
0
2200
0
2200
0
2200
0
2200
0
2200
0
2200
0
2200
0
2200
Tdip
T
a™ Series
tput
©2012 General E




k 22 . 10
se Output Volta
stment and the
ceed the allowa
output voltage
ns.
xed current-lim
djusted down, t
er Voltage Lock
OVP or hard fa
transients with
Load (A)
0
0
0
0
15
15
15
15
0
0
0
0
15
15
15
15
rise = 5us
s; DC-DC
lectric Company
age.
e
able
as
mit set
the
k Out]
ailure,
h the
The
The p
envir
to he
Cons
powe
redu
resul
The t
meas
therm
temp
cera
cond
temp
mod
comp
temp
repea
fami
Figur
Heat
Incre
via c
curre
amb
3m/s
Curv
Pleas
Proce
deta
devic
C Conver
y. All rights reserv
ermal Cons
power modules
ronments; how
elp ensure relia
siderations incl
er dissipation, a
ction in the op
lt in an increas
thermal data p
surements tak
mo-couple inst
peratures: FETs
mic capacitors
ductors, while c
perature. For a
ule output pow
ponents reach
perature, as de
ated for a diffe
ly of module ou
re 13. Therma
t Transfer via
eased airflow o
onvection. De
ent that can be
ient temperatu
s (600 ft./min) a
es section.
se refer to the A
ess For Open-F
iled discussion
ce temperature
rter Powe
ved.
siderations
s operate in a v
wever, sufficient
able operation.
ude ambient t
and the need f
erating tempe
e in reliability.
presented here
en in a wind tu
trumentation to
s, diodes, contr
s, opto-isolator
controlling the
given airflow a
wer is increased
es its maximum
efined in IPC-95
erent airflow or
utput derating
l Test Setup .
a Convection
over the modul
rating figures s
e delivered by e
ure (T
A
) for natu
are shown in th
Application No
Frame Board-M
n of thermal asp
es.
Data She
er Modu
s
variety of therm
t cooling shoul
emperature, a
for increased re
rature of the m
is based on ph
unnel, using au
o monitor key c
rol ICs, magnet
rs, and module
ambient airflow
and ambient te
d, until one (or
m derated ope
592A. This proc
r ambient temp
curves is obta
n
e enhances the
showing the m
each module v
ural convection
he respective C
ote “Thermal Ch
Mounted Powe
pects including
eet
les
Page
mal
ld be provided
irflow, module
eliability. A
module will
hysical
tomated
component
tic cores,
pwb
w rate and
emperature, th
more) of the
erating
cedure is then
perature until a
ained.
e heat transfer
maximum outpu
ersus local
n and up to
Characteristics
haracterization
r Modules” for
g maximum
e 8
he
a
r
ut
n
a