Our rf attenuators are manufactured to precise industry specifications and the bodies are constructed of an aluminum finned heatsink, stainless steel or nickel plated brass. The following are few of the popular manufacturers of rf attenuator. Surface mount attenuator pads offers attenuation of 0 db up. Pipads have a minimum of four leads, two for the common lead ground and one each for the input and output of the pi circuit. Pat series attenuators are thin film high performance attenuators with excellent accuracy, reliability, stability, and frequency performance with minimal temperature related variability. Semigen fixed attenuator pads feature precise resistor films and superior metallization resulting in consistent performance and reliability. Wtva0200n03smtf smiths interconnect emc rf attenuator. Balanced resistor pi schematic pi attenuator pad, unbalanced. An additional filter is incorporated in the sky6572511 to improve performance in the presence of a band blocker. Surface mount attenuator pads offers attenuation of 0 db.
Manufacturer of standard and custom thin film surface mount attenuators. Surface mount chip equalizers the cex series platform is an easy to implement surface mount solution for gain or attenuation variation over frequency. Gold bondable topside contacts for the input and output make the pads suitable for standard rfmicrowave assembly techniques. Precise attenuation control is now available in a small package and for a wide frequency range, courtesy of the model tgl2223sm 5b attenuator from triquint semiconductor. Performance is based on the attenuator operating in a matched continuous 50 ohm system, with proper device mounting and workmanship.
Dc to 50 ghz surface mount attenuator pads ranging from 1. Attenuator helps in the reduction of signal levels. News and events surface mount voltage variable attenuator provides 30 db attenuation range from 2000 to 6000 mhz. Dec 16, 2016 suitable for microwave, military subsystem and sensors applications, surface mount attenuator pads ranges from 1 db to 30 dbs. Pi pads have a minimum of four leads, two for the common lead ground and one each for the input and output of the pi circuit. Surface mount mounting pad dimensions and considerations. Attenuator pads offer power handling from 1 w to 5 w continuous wave cw with minimum return losses of 18 db up to 14 ghz and 16 db from 15 ghz to 50 ghz. In terms of topology the t attenuator pad or tee attenuator pad is the opposite of the pi section resistive attenuator. Oct 17, 2016 news and events surface mount voltage variable attenuator provides 30 db attenuation range from 2000 to 6000 mhz.
Atc, attenuator pcb mount, request quote for lead time, 1, call rfpd. Mar 18, 2016 they are placed in signal paths to decrease power transmitted. Available in both leaded chip and flange mount configurations. Yet another day in which ipi s products have rescued its customers from their worries with their ultratech ada pads designed specifically to aid the visually impaired. They are placed in signal paths to decrease power transmitted. With its wide bandwidth of 100 mhz to 31 ghz, the step attenuator provides a 15. Inline attenuator pad ftype rf 20db computer cable. Use as a hardwearing mating surface for vertical or horizontal spring contacts, spring loaded contacts and spring loaded contact assemblies. Dc 50 ghz surface mount attenuator pads from 1 db 30. The compact attenuators are available with attenuation values of 1 to 70 db in 1db increments with tolerance as.
The device features a frequency converter and an onboard stepup transformer. Dc 50 ghz surface mount attenuator pads from 1 db 30 db with excellent flatness on small chip size source. I have been trying to find a way to add thermal relief to certain surface mount pads in my pads layout design to make solder rework slightly easier. Tiny surface mount attenuator pads cover dc to 50 ghz. Four new smt passive attenuator pads for dc to 25 ghz. Amplifiers attenuators pads automatic gain control bodes cable simulators inverse equalizers equalizers fiber optics filters fuses surge protectors housings lids jumpers power supplies seizure assemblies splitters combiners directional couplers system trims response correction tap accessories test. Impedance matching pads surface mount, coaxial sman.
Thick film chip attenuator, surface mount, balanced type. Various configuration options including frequency band, slope direction and slope magnitude are available to support various application demands. We can bring you the knowledge that you expect and the excellent customer service that you deserve. Thick film chip attenuator, surface mount, unbalanced type. Surface mount and bga pad repair are routine operations performed daily at circuit technology center. Apr 15, 2015 semigen fixed attenuator pads feature precise resistor films and superior metallization to provide consistent performance and reliability.
Some of the important characteristics of rf attenuator are its accuracy, low swr, flatfrequency response and repeatability. Rf coaxial attenuators from manufacturer and international supplier pasternack enterprises. Pasternack uses pi attenuators or pi pads for its inline rf attenuator designs. International manufacturing services ims has announced the model ima2404 thickfilm, surface mount attenuator for applications to 15 ghz. The main formats for rf resistor attenuator circuits are summarised below. Our advanced thinfilm technology allows our parts to have full side wraps for smt installation and a complete grounding backside for ease in attachment, as no ground bonding is requried. Dc to 50 ghz surface mount attenuator pads ranging from 1 db to.
Our advanced thinfilm technology allows our parts to have full side wraps for surface mount or onboard i. Rf fixed attenuators our fixed value chip attenuators are manufactured by emc. This voltage controlled attenuator is controlled by a single positive control voltage with onchip dc conditioning circuitry. Aug 06, 2012 i have been trying to find a way to add thermal relief to certain surface mount pads in my pads layout design to make solder rework slightly easier. Switching between different resistances forms adjustable stepped attenuators and continuously adjustable ones using potentiometers. Wide tuning range hyperabrupt varactor diodes aecq101 qualified. Some schematics may show the two grounds points connected together, or they may be shown as separate points. Parts are available in various sizes with one or two hole base mounting options. This design uses three pin diodes to provide a non linear attenuation response across a broadband frequency range. Attenuators are usually passive devices made from simple voltage divider networks. Plastic surface mount smt hyperabrupt varactor diodes. The g40 attenuator is a discrete hybrid design, which uses thin film manufacturing processes for accurate performance and high reliability. Switching between different resistances forms adjustable stepped attenuators and continuously adjustable ones. Chip surface mount attenuators component general, inc.
Damaged pads are replaced with specially fabricated, adhesive backed pads that are thermally bonded to the board surface. This model has a control voltage range from 0 to 12v with attenuation from 4 up to 37 db. Macoms voltage variable attenuators vvas are used in various applications for automotive and wireless markets. Here the power dissipation of the device depends on the surface area and mass of the resistor material used in its network. Our vvas operate from 10 mhz to 45 ghz and are ideal for cellular infrastructure, handset gain control, radar systems, satellite radios and test equipment. The problem is that that i only want to do this for specified components as i have certain components operating at high current levels and want to flood over those.
Pasternack attenuators are part of the over 40,000 rf, microwave and fiber optic components in stock 99%. These resistors are available with alumina, aln, beo and cvd substrate materials. Depending on the application, an attenuator can be directional or bidirectional. A signal can only go from input to output in a directional attenuator and can travel both ways in a bidirectional attenuator. A flexible riser cable connects the surface device to a junction box sitting on the ocean floor. Surface mount rf power attenuator, chip terminator network, high power, surface mount rf terminator. Attenuator analysis of cost reduction opportunities in the. The sfap series feature precise resistor films and superior metallization resulting in consistent performance and reliability. Also offers resistors, capacitors, networks and arrays, jumpers, mounting pads and kits, and substrates. Smdsmt attenuators are available at mouser electronics. Attenuator analysis of cost reduction opportunities in. Chip resistor attenuators chip attenuators are surface mount devices that provide either pi attenuator pads, l attenuator pads, or t attenuator pads. Installation the device is designed with quick deployment and recovery in mind. The wide range of coaxial rf attenuator products from pasternack are available for same day shipping world wide.
Dc 50 ghz surface mount attenuator pads from 1 db 30 db. Aeroflex pcb mountable attenuator pads and chip components are available. T attenuator pad pi attenuator pad difference between. Ima series custom family surface mount thick film attenuators are compact, high performance devices especially suited to rf and microwave applications. Copy your list of part numbers from any document and paste them in the text box below.
We can deliver the highest quality products at the most affordable prices in the. News and events surface mount voltage variable attenuator. A passive, linelevel attenuator array which is hifi, clean, and maintains good cmrr calls for quality, 1224pos rotary switches built up as a bridgedh. In either case the surface mount device smd may use one lead or may have two separate leads. Find rf variable attenuator surface mount related suppliers, manufacturers, products and specifications on globalspec a trusted source of rf variable attenuator surface mount information. All devices are available in chip form with a metallized ground connection on the back.
Adapters amplifiers attenuators bias tees cables couplers dc blocks equalizers filters. Dec 15, 2016 these attenuator pads feature precise resistor films and superior metallization resulting in a flat response from dc to up to 50 ghz. The use of advanced thin film technology enables the parts to have full side wraps for surface mount or onboard installation. Our advanced thinfilm technology allows our parts to have full side wraps for surface mount or onboard installation. Wtva0200n03smtf rf attenuator temp variable from smiths interconnect emc attenuator, thermopad, 0 20 ghz, 2db, 0. Resistor dictionary, resistor attenuator definitions. Semigen fixed attenuator pads feature precise resistor films and superior metallization to provide consistent performance and reliability. Rf attenuators fixed precision attenuators, highpower. Ultratech, ultraada pad, surface mount, retrofit, 2x2. This reliable ipc recommended procedure eliminates the need for using messy liquid epoxies to bond replacement pads in place. Tiny surface mount attenuator pads cover dc to 50 ghz december 15, 2016 by julien happich these attenuator pads feature precise resistor films and superior metallization resulting in a flat response from dc to up to 50 ghz. Monolithic ceramic printedboard circuitry, nickel plated machined brass construction, 22gauge spring steel center tolerance 5%, return loss 20db typical dc power blocking.
The use of advanced thin film technology enables the parts to have full side wraps for surfacemount or onboard installation. Macoms fixed attenuator chips are fabricated using our state of the art thin film metallization and advanced photolithography technology. Inline attenuator pad ftype rf 20db from computer cable store. The tee attenuator consists of one series resistor at the input and two parallel, one of which is grounded while the other goes to output.
Surface mount and coaxial 50 ohm 75 ohm impedance matching pads for catv systems, broadband networks. Semigen rfmicrowave fixed attenuator pads feature precise resistor films and superior metalization resulting in superior performance and consistency. Attenuator definition, design, types and applications. As the name indicates the pi attenuator pad has a topology similar in shape to. This 5b digital attenuator handles 1 w power and offers a frequency range of 100 mhz to 31 ghz. Dc to 50 ghz surface mount attenuator pads ranging from 1 db to 30 db with excellent flatness on a chip size of 0. Chip surface mount attenuators component generals base mounted high power attenuators are offered in a standard db range of 120 db with power ratings of 20, 50 and 100 watts. Ultratech ada warning systems include ada mats, ada sidewalk pads, and ada concrete mats which are structured in a truncated domelike fashion, which is then placed over curbed sidewalks, ramps to assist those who are visually. Handling power from 1 to 5 w continuous wave, device features minimum return losses of 18 db up to 14 ghz and 16 db from 15 ghz to 50 ghz. They can be surface mount, waveguide or coaxial types.
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