ims
Case
0706
0805
1206
2010
2512
3725
IAX Series Surface Mount
Thick Film Attenuator
IAX Series surface mount thick film attenuators are compact,
high performance devices especially suited to RF and microwave
applications. For bondable terminations, other substrate thicknesses
or other sizes and power levels, consult the factory.
Other case sizes and values are available upon request
1
and
are often delivered in half the lead times of most competitors.
IAX Series
Dimensions
0.075” x 0.060” x 0.020” Max
0.080” x 0.050” x 0.020” Max
0.126” x 0.063” x 0.020” Max
0.197’’ x 0.097’’ x 0.028’’ Max
0.248” x 0.126” x 0.028” Max
0.375” x 0.250” x 0.028” Max
Power Rating
2
300mW
400mW
1W
3W
5W
15W
SS Style
Inp
ut
u
utp
/O
t
WA Style
Inp
ut
/O
u
t
tpu
/
ut
Ou
tpu
t
P
TO
P
TO
Inp
u
O
t/
utp
ut
Inp
m
Ter
t
tpu
in
b
to
als
/
ut
eS
h
e
or t
d
tp
Ou
ut
d
pa
nd
rou
ut
G
s to
Outp
ap
/
Wr
ut
Inp
/
ut
tp
Ou
ut
CK
BA
D
AR
BO
IAX Series Specifications
Impedance:
DC Attenuation Stability:
Operating Temperature:
Attachment:
Architecture:
50Ω Nominal
1.3:1 up to 18 GHz
.0001dB/ dB/ deg. C
4
-55 deg. C. to 150 deg. C.
Solder or Epoxy
Inp
ut
Inp
Inp
/O
u
Gro
Gro
un
dp
ad
ck
Ba
un
dp
ad
VSWR (Max)
3
:
(to
sho
int
tpr
n
oo
d F
Dow
e
est
Face
gg
Su
ount
M
op
rt t
m
ter
ina
ls)
ip
Ch
of
rin
otp
Fo 5)
ed note
est t
gg oo
Su See f
(
D
AR
BO
t
To
70dB
To
Thick Film on 96% Alumina (Al
2
O
3
)
SG Style
Inp
ut
/O
ut
utp
Attenuation Accuracy (DC)
Increment
(dB)
1-3
4 - 13
13 - 70
Accuracy
+/- 0.2dB
+/- 0.3dB
+/- 0.5dB
Inp
/
ut
Ou
tpu
t
0.2dB
Accuracy
SAMPLE P/N:
ap
Wr
s to
a
dp
un
Gro
Gro
u
Gro
nd
d
pa
un
ad
dp
P
TO
d
CK
BA
Ba
o
ck
hip
fC
D
AR
BO
IA3-1206SG02D5
dB Increment
(D0 denotes whole value)
-OR-
(D5 denotes whole value + .5dB
available up to 16.5dB)
dB Whole Value (00-70)
To
15W
Input Power
International
Manufacturing
Services, Inc.
Prefix for attenuators
screened on Alumina
Termination Metallization:
-3 PtAg
-C PtAg w/ Solder
Case Size:
0706
1206
0805
2010
t
rin
otp
Fo te 5)
ed o
est ootn
gg
Su See f
(
2512
3725
Termination Style:
-SG Single Wrap to Groundplane
-WA Wraparound
-SS Single Sided (0706 ONLY)
Tel (401) 683-9700
Fax (401) 683-5571
e-mail: ims@ims-resistors.com
http://www.ims-resistors.com
1 Consult factory
2 With 100 deg. C baseplate
3 Mounted in a matched
continuous 50 ohm system
4 Based on TCR and resistor
tolerance at DC
5 Groundpads must be shorted
during assembly
impossible made simple
IAX Ver 4 5/2008 Specifications Subject to Change Without Notice
™
