GE Industrial Solutions SSTW005A0F Barracuda Series - Manual (Page 8)

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GE
SSTW00
36-75Vdc In
March 26, 2013
Feature De
Vin+
ON/OFF
Vin-
Figure 12. Circu
The SSTW powe
Therefore, as th
available outpu
Trim Examples
For SSTW005A0
o 3.10V:





(
down adj
R

 1
down adj
R
Thermal Co
The power mod
environments; h
o help ensure r
Considerations
power dissipati
eduction in the
esult in an incr
The thermal da
measurements
hermo-couple
emperatures: F
ceramic capaci
conductors, wh
emperature. Fo
module output
components re
emperature, as
epeated for a d
amily of modu
5A0F Ba
nput; 3.3Vd
escriptions
Vout+
TRIM
Vout-
uit Configurat
er modules hav
he output volta
ut power is redu
s
0F, nominal 3.3

 
) 1 . 3 3 . 3 (
5 ) 5 . 2 1 . 3 (

280 , 13
onsideratio
dules operate i
however, suffic
reliable operat
include ambie
on, and the ne
e operating tem
rease in reliabi
ta presented h
taken in a win
instrumentatio
FETs, diodes, co
itors, opto-isola
hile controlling
or a given airflo
power is incre
aches its maxi
s defined in IPC
different airflow
le output derat
rracuda
dc, 5A, 15W
©
(continued)
R
adj-up
tion to Increas
ve a fixed curre
age is adjusted
uced.
3V module. To



 2050
)
5110
ons
n a variety of t
cient cooling sh
tion.
ent temperatur
eed for increase
mperature of th
lity.
here is based o
nd tunnel, using
on to monitor k
ontrol ICs, mag
ators, and mod
the ambient a
ow and ambie
ased, until one
mum derated
C-9592A. This p
w or ambient t
ting curves is o
™ Series
W Output
©2012 General E
R
LOAD
se Output Volta
ent-limit set po
down, the
trim module d

hermal
hould be provid
re, airflow, mod
ed reliability. A
he module will
n physical
g automated
key componen
gnetic cores,
dule pwb
irflow rate and
nt temperature
e (or more) of th
operating
procedure is th
temperature un
obtained.
s; DC-DC
lectric Company
age.
oint.
own
ded
dule
nt
d
e, the
he
hen
ntil a
Figu
OUTPU
T CU
RR
EN
T, I
O
(A)
Figure
SSTW
Direct
The t
show
shou
Figu
Hea
Incre
via c
curre
C Convert
y. All rights reserv
re 13. Therma
LOCAL A
e 14. Output C
005A0F in the
tion from Vin(-
thermal refere
wn in Figure 15
uld not exceed
re 15. T
ref
Tem
at Transfer vi
eased airflow o
convection. De
ent that can be
ter Powe
ved.
al Test Setup .
AMBIENT TEMP
Current Deratin
Transverse O
-) to Vin(+); Vin
nce point, T
ref
5. For reliable o
111 o C.
mperature Mea
a Convection
over the modul
erating figures
e delivered by e
Data She
er Modu
PERATURE, T
A
(
ng for the Ope
Orientation; Air
n = 48V.
used in the spe
operation this t
asurement Lo
n
le enhances th
showing the m
each module v
eet
les
Page
C)
en Frame
rflow
ecifications is
temperature
ocation.
e heat transfe
maximum outpu
versus local
e 8
r
ut