Aeroflex / Inmet, Inc. 300 Dino Drive, Ann Arbor, MI 48103 • U.S.A.
888-244-6638 or 734-426-5553 FAX: 734-426-5557
www.aeroflex-inmet.com • sales@aeroflex-inmet.com
•
•
SPECIFICATIONS:
Models: XB300W-XX, XB300W-XXF, XB300W-XXM
XB300W-ATT: REV A
ATTENUATORS
SMA, up to 4 GHz, 300 Watts
Note: Dimensions in Brackets are Expressed in Millimeters and are for Reference Only.
Design, specifications are subject to change without notice. Contact factory for technical
specifications before purchasing and/or use.
Note: Units are unidirectional. Units must
be positioned in such a way as to allow free
air flow around fins to assure performance.
Connectors cannot be used to support the
units weight.
Male/Female Connectors
XB300W-XXM
Male/Male Connectors
Model Number:
XB300W-XXF
Female/Female Connectors
Model Number:
Pictured
XB300W-XXModel Number: 8X .302 [Ø7.67] THRU ONE FIN
THIS SIDE AND OPPOSITE SIDE
6.25±.12
[158.75±3.05] 2X 5.70
[144.78]
6.25±.12
[158.75±3.05]
4.38±.07
[111.25±1.78]
7.65±.10
[194.31±2.54]
2X 4.50
[114.30]
INPUT
Length: 7.78 ±.10 [197.61 ±2.54]
Length: 7.52 ±.10 [191.01 ±2.54]
Length: 7.65 ±.10 [194.31 ±2.54]
DC - 4 GHz, 40 dB; SMA - Fem/Fem
DC - 2.5 GHz, 6 dB; SMA - Male/Fem
4B300W-40F
2B300W-6
4 = DC - 4 GHz
Freq. Range
2 = DC - 2.5 GHz
Model Number:
HOW TO ORDER:
dB Value
Connector Configuration
F = Fem/Fem
M = Male/Male
= Male/Female
XB300W-XXY
Model Number:
Model Number:
Ordering Examples:
Mechanical:
Electrical:
Mates with MIL-STD-348
Derated Linearly to 60 Watts @ +125 C
o
(5uSec Pulse, .05% Duty Cycle)
Gold Plated Beryllium Copper
-54°C to +125°C
Anodized Aluminum
Passivated Stainless Steel
50 Ohms
300 Watts Avg. @ +25°C
DC - 4 GHz
Operating Temp Range
Housing
SMA Connectors
Conductors
Input Power
Impedance
Frequency Range
Standard Freq. Values
Standard dB Values*
2.5 & 4 GHz
3, 6, 10, 20, 30 & 40 dB
Peak Power 2 kW Max.
3,6,10&20dB
10,20&30dB
Attenuation Accuracy
VSWR
30&40dB
40 dB
3&6dB
1.15:1
1.15:1
DC-1.5 GHz
±0.50 dB
±0.75 dB
±0.75 dB
1.50:1
1.35:1
±2.5 dB
2.5-4GHz
±0.75 dB
±1.5 dB
1.25:1
1.25:1
±1.0 dB
±0.50 dB
±1.0 dB
1.5-2.5GHz
