ATTENUATORS
SMA, up to 18 GHz, 20 Watts
SPECIFICATIONS:
Models: XXB20W-XX, XXB20W-XXF, XXB20W-XXM
Electrical:
Frequency Range
Standard Freq. Values
Standard dB Values*
Attenuation Accuracy
3 & 6 dB
10 & 20 dB
30 & 40 dB
VSWR
DC - 6 GHz
6 - 12.4 GHz
12.4 - 18 GHz
Input Power
Peak Power
Impedance
Operating Temp Range
DC - 18.0 GHz
6, 12.4 & 18 GHz
3, 6, 10, 20, 30 & 40 dB
6 - 12.4 GHz 12.4 - 18 GHz
±0.50 dB
±0.75 dB
±0.75 dB
±1.00 dB
±1.00 dB
±1.50 dB
1.20:1 Max.
1.30:1 Max.
1.40:1 Max.
20 Watts Avg. @ 25°C
Derated Linearly to 4 Watts @ +125 C
o
DC - 6 GHz
±0.30 dB
±0.50 dB
±0.75 dB
500 Watts Max.
(5uSec Pulse, .05% Duty Cycle)
50 Ohms
-65°C to +125°C
Passivated Stainless Steel
Gold Plated Beryllium Copper
Anodized Aluminum
Mechanical:
SMA Connectors
Mates with MIL-STD-348
Conductors
Housing
Model Number:
XXB20W-XX
Male/Female Connectors
Length: 2.33 ±.05 [59.2 ±1.3]
Pictured
SMA MALE
SMA FEMALE
Model Number:
XXB20W-XXF
Female/Female Connectors
Length: 2.20 ±.05 [55.9 ±1.3]
Ø1.49 ±.02
[37.85 ±0.51]
Model Number:
XXB20W-XXM
Male/Male Connectors
Length: 2.46 ±.05 [62.5 ±1.3]
2.33 ±.05
[59.2 ±1.3]
HOW TO ORDER:
Model Number:
XXB20W-XXY
Freq. Range
6 = DC - 6 GHz
12 = DC - 12.4 GHz
18 = DC - 18 GHz
Connector Configuration
= Male/Female
F = Fem/Fem
M = Male/Male
dB Value
Ordering Examples:
Model Number:
18B20W-20
DC - 18 GHz; 20 dB; SMA - Male/Fem
Model Number:
6B20W-02F
DC - 6 GHz; 2 dB; SMA - Fem/Fem
Note: Dimensions in Brackets are Expressed in Millimeters and are for Reference Only.
*Other dB units are also available. Units that operate over a more specific frequency band
and/or offer very low return loss (VSWR) are available.
XXB20W-XX: REV B
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-inmetcorp.com • sales@aeroflex-inmetcorp.com
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