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Switches & Relays Design Data

AmplicalDow Key Microwave

The companies listed here can supply your needs for any type of switch, be it solid state or mechanical, reflective or absorptive, manual or electrically controllable. They provide not only a stock of off-the-shelf models, but can also design and manufacture custom models for meeting specialty insertion losses, m x n matrices, form factor, power handling, or other unique parameters. There is a lot of design information available in the form of white papers, datasheets, and online write-ups. Please consider contacting RF Cafe advertisers first for your needs.

Switches & Relays Vendor Page


All Purpose Analog Switch Design Hints
Application brief from Pericom.

A Mechanical Approach to Overcome RF MEMS Switch Stiction Problem
Abstract by Lei L. Mercado, *Shun-Meen Kuo, Tien-Yu Tom Lee, and Lianjun Liu.

Please click here to visit the Amplical website Amplical
East Hanover, NJ
Phone: 201-919-2088
Fax: 973-428-5298
Amplical was founded by Engineers for Engineers
 Amplical is determined to be a leading supplier of
 quality RF microwave components. Utilizing the
 latest in RF Microwave technology, Amplical
 focuses on premium quality amplifiers and
 attenuators at affordable prices.
 GaAs technology.
        • Amplifiers - High Power, Maximally Flat
        • Attenuators - Relay, Solid State
        • Custom RF Microwave assemblies
        • Modulators - Rack & Connectorized
 We believe
 that you
 should not
 have to:
...wait 3 months for your parts
...pay an arm and a leg for these
   parts
...wait for days for a quote or an
   answer to technical questions
 Most Items Available from Stock

Avoiding Passive-Component Pitfalls
Application note from Analog Devices.

The Basic Reed Switch
From Meder Electronic.

Configuring an Optimal RF/Microwave Switch System
Application note from Keithley.

Current Issues in Packet Switch Design

Abstract from IBM Research, Zurich Research Laboratory. 

Design of A Novel Bulk Micro-machined RF MEMS Switch
A RF MEMS capacitive switch fabricated using bulk silicon micro-machining is investigated in this paper.

Please click here to visit the Dow-Key Microwave website Dow-Key Microwave
Ventura, CA
Tel: 805-650-0260
Fax: 805-650-1734

 Dow-Key Microwave Corporation is the world's
 largest manufacturer of electro-mechanical RF
 switches. We are AS9100/ISO-9001 certified
 and committed to providing unparalleled
 customer service, competitive pricing, on-time
 delivery and switch products that are
 distinguished by quality and reliability.
 Dow-Key offers the largest switch product line in
 the world with over 10,000 unique configurations.
Our Products Include:
  • Coaxial Switches - SPDT, DPDT, Transfer,
                                                    Multi-Position
  • Electro-Mechanical Switch Matrices -
                              Multiple-Pole, Multiple-Throw
  • Solid State Matrices - 12 x 12, 6 x 12,
                                    8 x 16, 32 x 48, Custom
  • Space Qualified Switches - 2/3 Switch,
                     SPDT, DPDT, Transfer, High Power
  • Waveguide Switches - SPDT, DPDT,
                                              Transfer, R-Type

 

 For our latest specials, please check our
 Excess Inventory & Out the Door in 24


Evaluating RF Relays For Military Systems
Article from Microwaves & RF, by Robert W. Dobson.

Extreme Temperature Reed Switch Operation
Application note from Hamlin Electronics L. P.

FDTD Based Broadband MEMS Switch Design
The design of a RF MEMS single pole double throw (SPDT) switch is investigated.

How Reed Relays Work
From Cougar Electronics.

How Reed Switches are used with a Permanent Magnet
From Meder Electronic.

IC Drives Up to Four Single-Coil Latching Relays
Application note from Maxim Integrated Products.

Interfacing Switches and Relays to the Real World in Real Time
Application note from Maxim Integrated Products.

Keeping the HI-0201 Switch Closed When Removing the V+ Supply
Application note from Intersil Corporation.

Lifetime Characteristics of Ohmic MEMS Switches
By John Maciel, Sumit Majumder, Richard Morrison, and James Lampen, Radant MEMS, Incorporated.

MEMS RF Switch Designers Now Have 40-GHz Reference Platforms
From Electronic Design Online, by Roger Allan.

Microwave Switches
From Microwaves101.

Click here to visit the Pulsar Microwave website

Pulsar Microwave Corp
Clifton, NJ
Tel: (973) 779-6262
Fax: (973) 779-2727

 Pulsar Microwave Corp. is celebrating its 21st
 anniversary as a valued supplier of passive
 microwave components covering the frequency
 range of 10 kHz to 40 GHz with both narrow band
 and ultra-broadband products.

We Specialize in Custom Requirements

 Power Dividers/Combiners - 2-32 Way, Low /
 High Power to 40 GHz. SMT & Connectorized.
 Directional Couplers - Low and High Power to
 18 GHz, 2500 watts. SMT and Connectorized.
 Attenuators - Pin Diode, Voltage/Current
 Controlled and Digital Controlled to 16 GHz.
 Switches - Absorpt./Reflect., SP1T-8T to 18 GHz.
 90° & 180° Hybrids - 10% BW, 2:1 to 4:1,
 2:1 to 6:1, 5:1 to 125:1, 3 & 4 Port, to 20 GHz.
 Phase Shifters - Analog (Narrow, Octave) and
 Switched Bit Digital, to 4 GHz.
 Mixers - High IP3, DC/AC Coupled, to 7 GHz.
 High Frequency to 18 GHz. SMT & Connectorized.
 I & Q Networks - Modulators, Demodulators,
 and Image Reject Mixers, to 16 GHz.
 Bias Tees - 0.01 to 40 GHz. SMT & Connector.
 Frequency Doublers - 0.2-6000 MHz. SMT &
 Connectorized.
 DC Blocks - To 18 GHz, SMT & Connectorized.

Optimal Design of a Bistable Switch

From the Division of Engineering and Applied Sciences, Harvard University.

Reed Relay Protection
From National Instruments Corp.

Reed Switch and Reed Sensor Applications
From Meder Electronic. 

Reed Switch and Reed Sensor Applications
From Reed Relays and Electronics India Limited.

Reed Switch Applications
From NEC TOKIN.

Reed Switches
By James Johnston, Electronics Meccano.

Reed Switch Motor
From Simple Electric Motors.

Relays Rise to Increasing Frequency Demands
Article from Electronics Products, by Michael Baldwin.

Selecting the Right CMOS Analog Switch
Application note from Maxim Integrated Products.

SMA Actuated RF MEMS Switch
Abstract by George K. El-Khoury & Mohammad A. Hotait.

Stacking Six A/B Station Selector Relays
Application note from Top Ten Devices, Inc.

T1/E1/J1, N+1 Redundancy With Analog Switches
Application note from Maxim Integrated Products.

Technical & Applications Information [Relays]
From Coto Technology.

Understanding Relays

Automotive series developed by Kevin R. Sullivan.




Webmaster: Kirt Blattenberger, BSEE, UVM 1989