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*
DC - 18.0 GHz
6, 12.4 & 18 GHz
3, 6, 10, 20, 30 & 40 dB
Attenuation Accuracy
3 & 6 dB
10 & 20 dB
DC - 6 GHz
0.30 dB
0.50 dB
6 - 12.4 GHz 12.4 - 18 GHz
0.50 dB
0.75 dB
1.00 dB
0.75 dB
1.00 dB
1.50 dB
30 & 40 dB
0.75 dB
VSWR
DC - 6 GHz
6 - 12.4 GHz
12.4 - 18 GHz
Input Power
1.20:1 Max.
1.30:1 Max.
1.40:1 Max.
20 Watts Avg. @ 25°C
Derated Linearly to 4 Watts @ +125oC
Peak Power
500 Watts Max.
(5uSec Pulse, .05% Duty Cycle)
Impedance
50 Ohms
Operating Temp Range
-65°C to +125°C
Mechanical:
SMA Connectors
Passivated Stainless Steel
Mates with MIL-STD-348
Conductors
Housing
Gold Plated Beryllium Copper
Anodized Aluminum
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 .ꢀ2
[37.80 ꢀ.01]
Model Number: XXB20W-XXM
Male/Male Connectors
Length: 2.46 .05 [62.5 1.3]
2.33 .ꢀ0
[09.2 1.3]
HOWTO ORDER:
Ordering Examples:
Model Number: 18B20W-20
Model Number: XXB20W-XXY
DC - 18 GHz; 20 dB; SMA - Male/Fem
Freq. Range
Connector Configuration
= Male/Female
6 = DC - 6 GHz
12 = DC - 12.4 GHz
18 = DC - 18 GHz
Model Number: 6B20W-02F
F = Fem/Fem
DC - 6 GHz; 2 dB; SMA - Fem/Fem
M = Male/Male
dB Value
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