The product information in this catalog is for reference only. Please request the Engineering Drawing for the most current and accurate design information.
All non-RoHS products have been discontinued, or will be discontinued soon. Please check the products status on the Hirose website RoHS search at www.hirose-connectors.com, or contact your Hirose sales representative.
Stripline Mounting Fixed Attenuators
AT-2300 Series
s
Features
1. Wide Range of Variations for Each
Type of Attenuator
Attenuation levels available in 1 dB steps from 0
to 6 dB and from 8 to 10 dB, and 20 dB for a
total of 11 types of variations.
s
Product Specifications
Frequency range
Ratings
Characteristic impedance
Maximum input power
DC to 2.5GHz (Note)
50 ø
1W
Operating temperature
Operating humidity
-10ç to +65ç
95% max.
Note: DC to 600MHz for AT-2320.
Item
1.Vibration
Requirement
Conditions
Frequency of 10 to 2000 Hz, overall amplitude of 1.5mm,
acceleration of 98m/s
2
, 2 hours in each of the 3 directions.
2.Shock
No electrical discontinuity of 1 µ or more.
No damage, cracks, or parts dislocation.
Acceleration of 490m/s
2
, sine half-wave waveform, 3 cycles in
each of the 3 axis.
Temperature : -55ç
/
+15ç to +35ç
/
+85ç
/
+15ç to +35ç
3.Temperature cycle
Time
5 cycles
: 30
/
2 to 3
/
30
/
2 to 3 (Minutes)
The test method conforms to MIL-STD-202.
sMaterials
/ Finishes
Component
Attenuation element
Tab
Material
Metal film
Copper
Finish
---------------
Tin-lead plating
sDimensions
AT-2303 shown
12
6
3
3
1
1.1
0.9
2.8
AT - 23 01 (40)
1
2
3
4
(0.74)
4.8
sOrdering
information
*Each attenuator is supplied in individual package
2
Series name :2300 Series
0.8
Ground terminals
3
Attenuation
00-(0) : 0 dB (Through)
01
: 1dB
06
: 6dB
3dB E
4
(40): RoHS Compliant
86
1
(0.64)
1
AX:Fixed attenuator
0.1
0.8
04/2009
The product information in this catalog is for reference only. Please request the Engineering Drawing for the most current and accurate design information.
All non-RoHS products have been discontinued, or will be discontinued soon. Please check the products status on the Hirose website RoHS search at www.hirose-connectors.com, or contact your Hirose sales representative.
AT-2300 Series SeriesqStripline Mounting Fixed Attenuators
sSpecifications
Attenuation (dB)
Part number DC~
1,000~
1,500~
1,000MHz 1,500MHz 2,500MHz
AT-2300-(0)(40)
AT-2301(40)
AT-2302(40)
AT-2303(40)
AT-2304(40)
AT-2305(40)
AT-2306(40)
AT-2308(40)
AT-2309(40)
AT-2310(40)
AT-2320(40)
0
+0.3
0
1±0.3
2±0.3
3±0.3
4±0.3
5±0.3
6±0.3
8±0.3
9±0.3
10±0.3
0
+0.5
0
1±0.5
2±0.5
3±0.5
4±0.5
5±0.5
6±0.5
8±0.5
9±0.5
10±0.5
10±0.7
V.S.W.R(Max)
DC~2,500MHz
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2(DC~600MHz)
Characteristic
Impedance (ø)
50
50
50
50
50
50
50
50
50
50
50
Power
(W)
1
1
1
1
1
1
1
1
1
1
1
Mounting surface
temperature (ç Max.) at time
of maximum input power
+85
+85
+85
+85
+85
+85
+85
+85
+85
+85
+85
Weight
(g)
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
20±1.5(DC~600MHz)
sTypical
data
AT-2303(40)
(dB)
1.75
2.00
2.25
2.50
2.75
3.00
3.25
3.50
3.75
4.00
4.25
0.0
0.5
1.0
1.5
2.0
Frequency(GHz)
2.5
3.0
AT-2310(40)
(dB)
8.75
9.00
9.25
ATTENUATION
ATTENUATION
9.50
9.75
10.00
10.25
10.50
10.75
11.00
11.25
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency(GHz)
1.50
1.45
1.40
1.35
1.30
1.50
1.45
1.40
1.35
1.30
1.25
1.25
VSWR
1.20
1.15
1.10
1.05
1.00
0.0
0.5
1.0
1.5
2.0
Frequency(GHz)
2.5
3.0
1.20
1.15
1.10
1.05
1.00
0.0
VSWR
0.5
1.0
1.5
2.0
Frequency(GHz)
2.5
3.0
87
04/2009
The product information in this catalog is for reference only. Please request the Engineering Drawing for the most current and accurate design information.
All non-RoHS products have been discontinued, or will be discontinued soon. Please check the products status on the Hirose website RoHS search at www.hirose-connectors.com, or contact your Hirose sales representative.
AT-2300 Series SeriesqStripline Mounting Fixed Attenuators
sRecommended
Mounting Pattern
Grounding Pattern
AT-2300(40) attenuation
50ø Line
L
* The dotted line portion indicates the position of the pattern.
High temperature solder
AT-2300(40) attenuation
Soldering area
Tab
Pattern
Soldering area
Tab
1~1.8mm
Substrate
Housing
* Set interval L of the signal pattern to 6 mm and interval S of the signal pattern and ground pattern to 1 to 1.8 mm.
* Press the red seal onto the microstrip line surface and solder the tab.
* Tab Soldering Conditions
Soldering iron tip temperature: 260 to 290ç
Time: Within 5 seconds
* Note that althrough the high frequency characteristics will be somewhat degraded, please attach the tab with some
slack in order to improve the thermal reliability.
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