Stripline Mounting Fixed Attenuators (DC to 8 GHz)
AT-900 Series
s
Features
1.Frequency Range from DC to 8 GHz
Although these attenuators are of the surface
mount type, they offer superior high frequency
characteristics from DC to 8 GHz.
2.Abundant Variations of Attenuators
Attenuation amounts are available in 11 types from
0 to 10 dB in 1 dB steps.
AT-900 Type
s
Product Specifications
Ratings
Frequency Range (Note)
Characteristic impedance
Maximum Input Power (Note)
DC to 8.0 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: The frequency range and the maximum input power will differ depending on the products.
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.
s
Materials
Part
Connector Body
Attenuation element
Tabs
Material
Brass
Metal film
Copper
Finish
Nickel plating
----------
Solder plating
s
Ordering Information
AT --- 9 01
1
1
AT: Indicates a fixed attenuator
2
3
3
Attenuation
01
06
:
:
:
1dB
6dB
0dB
(Through)
2
Indicates the Series Name: AT-900 Series
00-(0)
00-(1.5) : 1.5dB
94
s
Typical Data
AT-901
AT-903
AT-906
AT-910
s
Mounting Method
AT-900 Type
q
Make the AT-900 tab height from the housing and the thickness of the microstrip board the same amount.
q
The tabs are attached with high temperature solder (having a melting point of 280
ç
). The soldering temperature to the
microstrip board must be less than this.
96
ADI Reference Circuit
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