American Microwave Corporation
7309-A Grove Road
Frederick, MD 21704


ISO -9001:2015

In Pursuit of Excellence
Through Engineering since 1978


AMC Model SW-2181-2AT-10 is an
Absorptive SPDT Switch Module With
Integral TTL Driver.


 Frequency Range

1 – 2 GHz Minimum

 Insertion Loss

1.5 dB Maximum


80 dB Minimum

 VSWR (On/Off)

1.4:1 Maximum

 RF Power Ratings

1 Watt CW Maximum

 Switching Time

Rise (10% RF  To 90% RF):   50 ns Maximum
Fall  (90% RF  To 10% RF):   50 ns
On  (50% CTL To 90% RF): 150 ns Maximum
Off  (50% CTL To 10% RF): 150 ns Maximum


TTL Compatible, Unity Load
2 Individual Controls
Logic “0” = Insertion Loss
Logic “1” = Isolation

 Power Supply

+ 5 VDC ±5% @ 130 mA Maximum
-15 VDC ±5% @   60 mA Maximum


RF Input/Output: SMA Female
Power: Solder Pin
Control: Solder Pin


1.0″ X 1.50″ X 0.38″


Available Options:


50 Ohm Control Impedance


100 Ohm Control Impedance


Inverse Control Logic (Logic “0” Isolation)


J1 SMA Female, J2 and J3 SMA Male


-5 VDC Supply


+12 VDC To +15 VDC Supply


Single Control (Logic “0”, J1-J2 Path On)


Extended Frequency Band
(Consult Factory)

Environmental Ratings:

Our standard
environmental ratings are as follows, for specific
requirements please contact us…

 -55 ºC to +95
ºC Operating
ºC to +125 ºC Non-Operating
 Humidity:  MIL-STD-202F,
Method 103B Cond. B
 Shock:  MIL-STD-202F,
Method 213B Cond. B
 Vibration:  MIL-STD-202F,
Method 204D Cond. B
 Altitude:  MIL-STD-202F,
Method 105C Cond. B

 Temperature Cycle:
Method 107D Cond. A


Outline Drawing:

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