Stripline Mounting Fixed Attenuators (DC to 2.5 GHz)
AT-800 Series
s
Features
1.Abundant Variations of Attenuators
0dB
0.2dB
0.4dB
0.5dB
0.8dB
Attenuation amounts are available in abundant
variations from 0 to 6 dB in 0.5 dB steps, and in 0.2,
0.4, 0.8, 8.0, 10, and 20 dB so that levels can be
finely adjusted.
1dB
1.5dB
2dB
2.5dB
3dB
3.5dB
4dB
4.5dB
5dB
5.5dB
6dB
8dB
10dB
20dB
s
Product Specifications
Ratings
Frequency range (Note)
Characteristic impedance
Maximum Input Power (Note)
DC to 2.5 GHz
50
ohms
1W
Standard
No electrical discontinuity of 1 µs or more
2.Shock
No damage, cracks, or parts dislocation
Operating temperature range
Operating relative humidity
-10ç to +65ç
95% Max.
Note: AT-820 has a frequency range of DC to 600 MHz.
Item
1.Vibration
Conditions
Frequency of 10 to 2000 Hz, overall amplitude of 1.52 mm,
acceleration of 98 m/s
2
for 2 hours in each of 3 directions
Acceleration of 490 m/s
2
, sine half-wave waveform,
3 cycles in each of the 3 axis
Temperature: -55ç
¡
+5ç to +35ç
¡
+85ç
¡
+5ç to +35ç
Time: 30
¡
15 max.
¡
30
¡
15 max. (Minutes)
200 cycles
3.Temperature cycle
No damage, cracks, or parts dislocation
q
The test method conforms to MIL-STD-202.
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Materials
Part
Attenuation element
Tabs
Material
Metal film
Copper
Finish
----------
Solder plating
s
Ordering Information
AT - 8 00
1
2
3
3
Attenuation
01
03
20
:
:
:
1dB
3dB
20dB
0dB
(Through)
1
AT: Indicates a fixed attenuator
2
Indicates the Series
Name: AT-800 Series
00-(00) :
00-(0.5) : 0.5dB
00-(3.5) : 3.5dB
90
s
External Dimensions
Ground Pins
s
Mounting Method
q
Set the interval
r
of the signal pattern to 6 mm and
interval S of the signal pattern and the ground pattern
from 1 mm to 1.8 mm.
q
Press the red seal onto the micro stripline surface and
solder the tabs.
q
Tab Soldering Temperature
260 to 290
ç
, within 5 seconds
q
Although the high frequency characteristics will
π
The broken line portion
indicates the position of the pattern.
deteriorate somewhat, please attach with some slack in
the tabs in order to raise the thermal reliability.
93
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