SPST Switches up to 150 GHz

Features ELVA-1 webpage as PDF
  • Low insertion losses
  • High isolation
  • Low cost
  • Fast switching time
  • More than 10% bandwidth operation
  • Easy to use

ELVA-1 Single Stage and Double Stage Switches up to 150 GHz
Applications
  • Radars
  • Fast protection system
  • AM of microwave signals
  • Lock-in detection systems
Description
ELVA-1 series of fast SPST switches is built on slim film PIN diodes. Built-in driver provides switching time 4-6 ns and unique technology allows to get more than 10% operation with small insertion losses and isolation more than 30 dB.
Specifications
MODEL NUMBER SPST-42 SPST-28 SPST-22 SPST-19 SPST-15 SPST-12 SPST-10 SPST-08 SPST-06
Frequency Band K Ka Q U V E W F D
Central frequency within a range,  GHz 18-26.5 26-40 33-50 40-60 50-75 60-90 75-110 90-140 110-150
Operating bandwidth*, GHz 2 2 2 2 3 3 3 4 4
Insertion Loss, dB (typ) 0.7 0.7 0.8 0.8 0.8 1.0 1.0 1.5 1.5
Isolation**, dB (min) 30 30 30 30 30 30 30 30 30
Peak Power, W(max) 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 0.8
Switching Time, ns*** 4-6 4-6 4-6 4-6 4-6 4-6 4-6 4-6 4-6
Control signal TTL
Control input impedance 50 Ohm
Power Supply +5 V DC, -9 V DC

* Models with operating bandwidth > 10% of central frequency are available upon request

** A double stage switch can be produced upon request. This configuration provides >50 dB isolation.

*** Guaranteed Rise Time 0 to 90% RF, and Fall Time 100% to 10% RF.

Typical data for different models of SPST switches are presented below:
Standard bandwidth of SPST switch
Wide bandwidth of SPST switch

How to order

Specify Model Number SPST-XX/AA/BB, where

XX  – waveguide band (WR-Number)

AA – center operation frequency (Fc), GHz

BB  – operation bandwidth (Fc±BB/2), GHz

Example: SPST-10/94/04 indicates WR-10 band, Fc= 94 GHz, Operation bandwidth 4 GHz (94 GHz ± 2 GHz)