Space Qualification of Laser Diodes...Space Qualification of Laser Diodes Stép ha n ie Minec- D...
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Space Qualification Space Qualification of Laser Diodes of Laser Diodes
Transcript of Space Qualification of Laser Diodes...Space Qualification of Laser Diodes Stép ha n ie Minec- D...
Sp
ace
Qu
alif
icat
ion
Sp
ace
Qu
alif
icat
ion
of
Las
er D
iod
eso
f L
aser
Dio
des
Sté
ph
an
ie M
inec
-Du
bé
(stephanie.m
inec-dube@
sodern.fr)
ww
w.s
od
ern
.com
ES
A-N
AS
A W
ork
ing G
rou
p i
n O
pto
elec
tron
ics
21-2
2 J
un
e 2006
Spac
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Las
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Ma
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tes
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spect
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f th
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art
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a w
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mis
sion a
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E/O
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arac
teri
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teri
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pm
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test
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for
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chara
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ield
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ty p
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evelo
pm
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test
bench
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for
environm
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l te
sts
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tion o
f th
e E
/O f
aci
litie
s acc
ord
ing t
o t
he p
roje
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eeds
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pera
ture
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avele
ngth
shift)
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or
modula
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urr
ent
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bili
ty o
f th
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arf
ield
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ific
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f la
ser
dio
des
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E/O
Ch
arac
teri
zati
on
s p
erfo
rmed
(II)
E/O
Ch
arac
teri
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on
s p
erfo
rmed
(II)
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cteriza
tions
of
the O
ptica
l pow
er
and V
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us
curr
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tem
pera
ture
, m
odula
tions
�Im
port
ant
drift
of
the t
hre
shold
curr
ent
vers
us
t°
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.91
02
040
60
8010
012
014
016
00.6
0.7
0.8
0.9
1
Rel
ativ
e O
ptic
al P
ower
ver
sus
curr
ent
Rel
ativ
e vo
ltage
ver
sus
curr
ent
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1011
1213
1415
1617
1819
2021
2223
2425
Op
era
tin
g C
urr
en
t [m
A]
Optical Power [mW]
15°C
20°C
25°C
60°C
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N18
E/O
Ch
arac
teri
zati
on
s p
erfo
rmed
(III
)E
/O C
har
acte
riza
tio
ns
per
form
ed (
III)
•Chara
cteriza
tions
of
the e
mis
sion s
pect
rum
�Vers
us
curr
ent,
tem
pera
ture
, m
odula
tions
�Im
port
ant
drift
of
the w
avele
ngth
vers
us
these
para
mete
rs
�~
0.3
nm
/°C
measu
red, in
acc
ord
ance
with t
he A
sGa
mate
rial
Spe
ctra
l dis
trib
utio
n ve
rsus
tem
pera
ture
00.1
0.2
0.3
0.40.5
0.60.7
0.8
0.91
Wa
ve
len
gth
(n
m)
20
°C
25°
C
30
°C
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N19
E/O
Ch
arac
teri
zati
on
s p
erfo
rmed
(IV
)E
/O C
har
acte
riza
tio
ns
per
form
ed (
IV)
•Chara
cteriza
tions
of
the f
arf
ield
patt
ern
�For
multim
ode lase
r dio
des
�Abso
lute
inte
nsi
ty in t
he 2
axes:
para
llel and p
erp
endic
ula
r to
the
junct
ion
�vers
us
curr
ent
and t
em
pera
ture
�And c
hara
cteriza
tions
of
the t
em
pora
l
stabili
ty
�For
single
mode
lase
r dio
des
�Cart
ogra
phy o
f th
e d
iodes
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-15
-10
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1520
2530
3540
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N20
SU
MM
AR
YS
UM
MA
RY
•E
AD
S-S
OD
ER
N A
ctiv
itie
s
•L
aser
Dio
des
Ap
plic
atio
ns:
AT
V-V
IDE
OM
ET
ER
an
d P
HA
RA
O
•L
aser
dio
des
val
idat
ion
ap
pro
ach
•E
valu
atio
n F
low
char
t
•C
on
tro
l an
d E
/O c
har
acte
riza
tio
ns
per
form
ed
•F
ailu
res
ob
serv
ed:
�In
dium
sol
derin
g de
fect
�P
acka
ge In
duce
d F
ailu
re
•C
on
clu
sio
n
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N21
Fai
lure
ob
serv
ed :
so
lder
ing
def
ect
Fai
lure
ob
serv
ed :
so
lder
ing
def
ect
•In
diu
m S
old
eri
ng
de
fect
�O
verf
low
of
the s
old
ering b
eca
use
of
creation o
f A
u-I
n i
nte
rme
tall
ic
�Chip
outs
whic
h c
ould
deta
ch
⇒In
diu
m s
old
eri
ng
to
be
avo
id f
or
sp
ace
ap
pli
ca
tio
ns
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N22
SU
MM
AR
YS
UM
MA
RY
•E
AD
S-S
OD
ER
N A
ctiv
itie
s
•L
aser
Dio
des
Ap
plic
atio
ns:
AT
V-V
IDE
OM
ET
ER
an
d P
HA
RA
O
•L
aser
dio
des
val
idat
ion
ap
pro
ach
•E
valu
atio
n F
low
char
t
•C
on
tro
l an
d E
/O c
har
acte
riza
tio
ns
per
form
ed
•F
ailu
res
ob
serv
ed:
�In
dium
sol
derin
g de
fect
�P
acka
ge In
duce
d F
ailu
re
•C
on
clu
sio
n
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N23
Fai
lure
ob
serv
ed:
PIF
(1)
Fai
lure
ob
serv
ed:
PIF
(1)
•Pack
age I
nduce
d F
ailu
re (
=PIF
)
In p
rese
nce
of
org
an
ic c
om
po
un
ds c
lose
d t
o t
he lase
r and in l
ack
of
ox
yg
en
and w
hen t
he d
iodes
are
in o
pe
rati
ng
mo
de
⇒ca
rbo
n d
ep
osit
ion
in t
he e
mis
sion a
rea
⇒U
p t
o t
herm
al ru
naw
ay
⇒U
p t
o a
rapid
and v
ery
im
port
ant
loss
of
the o
ptica
l pow
er
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N24
Fai
lure
ob
serv
ed:
PIF
(2)
Fai
lure
ob
serv
ed:
PIF
(2)
•PIF
was
ass
ess
ed b
y E
AD
S-S
OD
ER
N o
n t
he t
wo t
ypes
of
lase
r dio
des
�852nm
150m
W
�810nm
2W
•See e
ven a
t am
bie
nt
tem
pera
ture
•Lifetim
e w
ithout
failu
re d
ependant
of
the t
est
s co
nditio
ns:
could
be in less
th
an 1
00h
•D
ependant
of
diffe
rent
fact
ors
�O
pti
ca
l p
ow
er
de
nsit
y:
curr
ent, t
em
pera
ture
and m
odula
tion
�P
ack
ag
ing
: pre
sence
of
org
anic
com
pounds
�O
xygen p
art
ial pre
ssure
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N25
Fai
lure
ob
serv
ed:
PIF
F
ailu
re o
bse
rved
: P
IF ––
Co
ncl
usi
on
(3)
Co
ncl
usi
on
(3)
•To p
revent
PIF
, EAD
S-S
OD
ER
N s
uggest
s to
evalu
ate
lase
r dio
des
in t
he
co
nd
itio
ns a
s c
lose
as p
ossib
le t
o t
he
fli
gh
t m
od
el
co
nd
itio
ns
�o
pti
ca
l p
ow
er
de
nsit
y (
curr
ent,
tem
pera
ture
, m
odula
tion)
�pre
ssure
�p
ack
ag
ing
�during m
ore
than 1
000 h
ours
•In
case
of
non c
om
patibili
ty o
f th
e d
iodes
in t
he c
onditio
ns
of
the p
rogra
m
under
vacu
um
, th
e s
olu
tion is
to u
se o
r develo
p a
speci
fic
he
rme
tic
pack
age
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N26
SU
MM
AR
YS
UM
MA
RY
•E
AD
S-S
OD
ER
N A
ctiv
itie
s
•L
aser
Dio
des
Ap
plic
atio
ns:
AT
V-V
IDE
OM
ET
ER
an
d P
HA
RA
O
•L
aser
dio
des
val
idat
ion
ap
pro
ach
•E
/O c
har
acte
riza
tio
ns
per
form
ed
•E
valu
atio
n F
low
char
t
•F
ailu
res
ob
serv
ed:
�In
dium
sol
derin
g de
fect
�P
acka
ge In
duce
d F
ailu
re
•C
on
clu
sio
n
Spac
e Q
ual
ific
atio
n o
f la
ser
dio
des
/ S
. M
inec-
Dubé
©EAD
S S
OD
ER
N27
Co
ncl
usi
on
Co
ncl
usi
on
•O
verv
iew
of PH
ARAO
and V
ideom
ete
r pro
ject
s
�VID
EO
METER
: F
irst
Flig
ht
Models
deliv
ere
d
�PH
AR
AO
Sourc
e L
ase
r: E
ngin
eering M
odel deliv
ere
d
•Capabili
ty o
f la
ser
dio
des
pro
ved for
space
applic
ations
�In
diu
m s
old
ering t
o b
e a
void
�Conce
rn o
f th
e v
acu
um
sensi
tivity t
o b
e t
aken into
consi
dera
tion
•Larg
e s
cale
of
poss
ible
mis
sions
�Late
ral se
nso
r fo
r fo
rmation f
lights
