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


ISO -9001:2015

In Pursuit of Excellence
Through Engineering since 1978


AMC Model SW-2250-3AT is an Absorptive SP3T Switch Module
Integral TTL Driver, Designed for Low Loss, Low VSWR,
Amplitude and
Phase Balanced Applications.


 Frequency Range

500 MHz – 2.25 GHz Minimum

 Insertion Loss

1.3 dB Maximum

 Amplitude Balance

±0.1 dB Maximum

 Phase Balance



65 dB Minimum

 VSWR (On/Off)

1.4:1 Maximum

 Switching Time: 3 MHz PRF Maximum

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

 RF Power Ratings

+23 dBm CW Maximum

 RF Leakage (Conductive/Radiated)

60 dBc Minimum

 In-Band Video Leakage

-65 dBm Maximum @ 500 MHz


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

 Power Supply

+5 VDC ±5% @ 70 mA Maximum
– 5 VDC ±5% @ 50 mA Maximum


RF Input/Output: SMA (Female)
Power: Solder Pin (EMI)
Control: Solder Pin


1.40″ X 1.40″ X 0.75″


Available Options:


50 Ohm Control Impedance


100 Ohm Control Impedance


Inverse Control Logic (Logic “0” Isolation)


J1 SMA Male, J2-J4 SMA Female


J1 SMA Female, J2-J4 SMA Male


±9 To ±18 VDC Power Supply

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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