SMA, up to 18 GHz, 25 Watts
ATTENUATORS
SPECIFICATIONS:
Electrical:
Frequency Range
Standard Freq. Values
Standard dB Values*
Attenuation Accuracy
3 - 6 dB
7 - 20 dB
2 - 30 dB
1
3 - 40 dB
1
VSWR
DC - 6 GHz
6 - 1 GHz
2.4
1 .4 - 18 GHz
2
Input Power
Peak Power
Impedance
Operating Temp Range
Models: XXB25WR-XX, XXB25WR-XXF & XXB25WR-XXM
DC - 18.0 GHz
6 & 18 GHz
0, 3, 6, 10, 20, 30 & 40 dB
DC - 6 GHz
±0.30 dB
±0.50 dB
±0.75 dB
±1.00 dB
6 - 1 GHz
2.4
±0.50 dB
±0.75 dB
±1.00 dB
±1.25 dB
1
2.4 - 18 GHz
±0.75 dB
±1.00 dB
±1.25 dB
±1.50 dB
Derated Linearly to 5 Watts @ +1 C
25
(5uSec Pulse, .05% Duty Cycle)
1.20:1 Max.
1.30:1 Max.
1.40:1 Max.
25 Watts Avg. @ 25°C
o
500 Watts Max.
50 Ohms
-65°C to +125°C
Passivated Stainless Steel
Gold Plated Beryllium Copper
Anodized Aluminum
Mechanical:
SMA Connectors
Conductors
Housing
Model Number:
XXB25WR-XX
Male/Female Connectors
Length: 3.79 ±.05 [96.3 ±1.3]
Pictured
Mates with MIL
-STD-348
END VIEW
TYPICAL
Units must be Mounted in such a way as to
Allow for Free Air Flow Around fins to Insure
Performance
Model Number:
XXB25WR-XXF
Female/Female Connectors
Length: 3.66 ±.05 [93.0 ±1.3]
Model Number:
XXB25WR-XXM
Male/Male Connectors
Length: 3.92 ±.05 [99.6±1.3]
HOW TO ORDER:
Model Number:
XXB25WR-XXY
Freq. Range
6 = DC - 6 GHz
18 = DC - 18 GHz
Connector Configuration
= Male/Female
F = Fem/Fem
M = Male/Male
dB Value
Ordering Examples:
Model Number:
18B25WR-20
DC - 18 GHz; 20 dB; SMA - Male/Fem
Model Number:
6B25WR-03F
DC - 6 GHz; 3 dB; SMA - Fem/Fem
Note: Dimensions in Brackets are Expressed in Millimeters and are for Reference Only.
*Other dB values, units that operate over a more specific frequency band and/or offer very
low return loss (VSWR) are also available.
XXB25WR-ATT: REV A
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.com/inmet • inmetsales@aeroflex.com
MCU
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