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SWN-2181-TRA Pin Diode Transfer Switch

November 27, 2013
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SWN-2181-TRAPMI Model No. SWN-2181-TRA is a pin diode transfer switch that operates over a frequency range of 0.5 to 18.0 GHz.  It has 60 dB min of isolation,, max insertion loss of 3.5 dB and a max input power of +10 dBm CW.  This model incorporates a TTL compatible driver for easy system integration and is supplied with removable 2.92 mm (F) connectors in a housing that measures 1.0" x 1.0" x 0.25".



0.5 to 18.0GHz


60dB min

Insertion Loss

3.5dB max


2.0:1 max

Input Power

+10dBm CW max

Survival Power

1W CS, 10W Peak 1 usec

RF Switching Speed

Rise: 15nS max
Fall: 15nS max
Delay On: 100nS max
Delay Off: 100nS max

DC Voltage

+/-5V @ 100mA nom

Control Signal

TTL Logic

Connectors In/Out


Control Connectors

Solder Pins


1.0" x 1.0" x 0.25"

Environmental Ratings:


 -55ºC to +85 ºC Operating

 -55ºC to +125 ºC Non-Operating


 MIL-STD-202F, Method 103B Cond. B


 MIL-STD-202F, Method 213B Cond. B


 MIL-STD-202F, Method 204D Cond. B


 MIL-STD-202F, Method 105C Cond. B

Salt Fog:

 MIL-STD-202F, Method 107D Cond. A


 MIL-STD-810C, Method 508.2

 Temperature Cycle:

 MIL-STD-202F, Method 107



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