State of the Art, Inc. - News Archives

STATE OF THE ART INTRODUCES THIN FILM COPLANER ATTENUATORS
State College, PA, September 2004

State of the Art (SOTA), Inc., a leading manufacturer of military and high reliability chip resistors, announces the addition of coplaner attenuators to its high frequency product line.

Wire bondable or solderable, the "0303" (0.0301" x 0.030" x 0.010") coplaner balanced T attenuators are available on alumina, aluminum nitride, and quartz. Constructed using a passivated high stability thin film resistor element, these devices are available with attenuation values from 1 to 20 dB, and are suitable for high frequency applications up to 20 Ghz. Attenuation tolerance is +/- 1 db, and VSWR is less than 1.3:1. The balanced T design ensures broad bandwith performance while enabling interface with coplanar waveguides.

Coplaner attenuators are manufactured in the USA at SOTA's ISO 9001 manufacturing facility, where reliability is assured by SOTA's proven processes, and rigid quality controls. Customer specific applications can be accommodated, including optional high reliability screening or custom testing.
Pricing for the new components is under $1.90 in production quantities. Delivery is stock to eight weeks ARO.

STATE OF THE ART, INC. INTRODUCES NEW SELF HEATING SENSOR CHIP DESIGNED FOR THERMAL RESISTANCE MEASURING
State College, PA December 2003

State of the Art, (SOTA) Inc., a leading manufacturer of military and high reliability chip resistors and electrically resistive products has introduced a new line of heater sensor chips utilizing platinum on alumina and oxidized silicon.

These new heater/sensors can be utilized in a host of applications in areas from microelectronics to biomedical engineering. Potential applications include determination of thermal resistance of IC chips, variable optical attenuation of arrayed waveguide gratings, and thermal management in miniature chambers (mini-cell arrays).

Available with two design options, the TM365 with two thermal sensors in close proximity to the heater for extremely stringent temperature control, and the TM364 single sensor design with moderate temperature control. Both designs with operating temperatures up to 250° C. The self-heating of the sensors is below 4 mW/°C. Applications specific, custom designs can also be developed based on the customer's drawings.

Reliable operation is assured by SOTA's considerable experience and rigid quality controls. Additional high reliability screening can be provided to further enhance reliability.

STATE OF THE ART, INC. ANNOUNCES IMPROVED PERFORMANCE FOR GROWING LINE OF THIN FILM CHIP ATTENUATORS

State College, PA, May 2002 State of the Art (SOTA), Inc., a leading manufacturer of military and established reliability chip resistors, has announced improved performance for their line of thin film chip attenuators.

0706, 1005, and 1512, case sizes are now available with several different termination styles. Style ‘AC' Top-Sided Metalization, Style ‘CC' 3 - Side Wrap-Around, and Style ‘EC' Bottom Metalized Wrap-Around. Standard termination styles and material finishes include nickel barrier pretinned for attachment to circuit boards by soldering. Additional termination styles available for wire bonding, and epoxy mounting. We offer both Al2O3 and BeO substrate body with a proprietary thin film resistor element for optimum high frequency performance.

The devices are available with attenuation factors of 1-20 dB in ½ dB increments with a frequency range from DC- 20GHz. Available tolerances are +/- .5dB and +/- 1 dB. Temperature coefficient of attenuation is as low as +/- 0.0001dB/dB/ C. Power dissipation ranges from 1/8 watt to ½ watt. VSWR is as low as 1.05. Attenuation stability is typically better than +/-0.5dB over the entire frequency range.

These compact, lightweight designs are ideal for a wide range of applications providing excellent frequency response for use in power switches, frequency converters, antennas, power dividers, low noise amplifiers, and passive signal buffers.

Packaging options include waffle pack and tape & reel. Pricing for the new components is under a $1.00 in production quantities.

Product data sheets in PDF format are available for download at SOTA's website www.resistor.com. Characterization in Advanced Design System (ADS) format is also available to provide engineers with simulation models and evaluation in their applications.

Reliable operation is assured by SOTA's experience and rigid quality controls. Manufactured in the USA at SOTA's ISO 9001 manufacturing facility. Optional high reliability screening or custom testing can be provided. Consult our factory with your special needs.

NEW O402 HIGH FREQUENCY RESISTOR FOR RF AND MICROWAVE APPLICATIONS UNVEILED BY SOTA

State College, PA, April 2001 -- State of the Art (SOTA), Inc., a leading manufacturer of military, space level and high reliability chip resistors, has introduced a new line of high frequency RF chip resistors. Designated the RF Series, these compact, lightweight resistors are ideal for use in RF and microwave applications.

State of the Art, a world leader in manufacturing high reliability resistive products, has announced the availability of high frequency 0402 thin film chip resistors with low return loss in frequency ranges to 16Ghz. The new, specially designed resistors feature an ultra-miniature case size of just 0.040 by 0.025 inches, with a variety of termination styles to choose from. Characterized for optimum VSWR, these devices are ideal for use in circuitry requiring superior microwave and rf performance. SOTA's military and space level qualified processes, unsurpassed quality reputation, and decades of expertise are brought together in a chip design tailored for proven reliability in high frequency applications. Other high frequency resistive products including terminations and attentuators are also available in frequency ranges as high as 20Ghz.

Reliable operation is ensured by SOTA's extensive military QPL and space level experience, rigid quality controls, and extensive high reliability screening and testing capabilities.

STATE OF THE ART, INC. INTRODUCES NEW HI-FREQUENCY RESISTORS FOR RF AND MICROWAVE APPLICATIONS

State College, PA, March 2000 - State of the Art, Inc. (SOTA), a leading manufacturer of military and high reliability chip resistors, has expanded its line of Established High Reliability thin and thick film chip resistors qualified to MIL-PRF-55342 (revision G, amendment 3). SOTA chip resistors are used in mission-critical applications, such as manned space flight, life support systems, human implantable medical devices, and also for prolonged periods in satellite communications.

The new QPL resistors, designated as RM0502, RM0402, and RM0603, are sized at .050" x .020" x .010", .040" x .020" x .010", and .060" x .030" x .010", respectively. The resistors have power ratings of up to 70 Mw and TCRs from 25 PPM to 300 PPM. Maximum voltage ratings are 25 volts (RM0402), 40 volts (RM0502) and 50 volts (RM0603). The resistors are available with tolerances as low as 0.1%.

SOTA's new high reliability resistors have been environmentally tested for use in extreme conditions, with an operating temperature range of -55C to +125C. Users can select an established reliability level of "M", "P", "R" and "S" levels for the SOTA thick film 0502, 0402 and 0603 chip resistors, or "T" Space for mission-critical and other applications that require even higher reliability.

Available termination styles for the new SOTA chip resistors include solderable nickel barrier, epoxy bondable and gold wire bondable.

STATE OF THE ART, INC. PUBLISHES 28-PAGE CATALOG ON ITS HIGH-RELIABILITY, HIGH-QUALITY RESISTIVE PRODUCTS

State College, PA, November 1999 -- State of the Art, Inc. (SOTA), a worldwide leader in thick and thin film resistive technology, has published a 28-page full-color catalog covering its entire line of high-quality, high-reliability resistive products.

The catalog covers SOTA's new power moisture chip resistors, which are designed specifically for harsh environments and ideal for use in engine controls, navigation systems, and other applications where the circuits are exposed to excessive moisture or humidity that can damage components.

Included in the catalog is information on SOTA's high-reliability thick and thin film chip resistors, available with TCRs from +/-25 PPM to +/-100 PPM; tolerances to 0.5%; and with wire or epoxy bondable, or solderable terminations.

Also detailed are SOTA's MIL-PRF-55342 QPL thick and thin film chip resistors, which have established reliability levels of C, M, P, R, S, and T (space level). The thin film resistors are designed for use in mission-critical applications, such as manned space flight, life support systems, and human implantable devices. They come in sizes ranging from .055" x .050" x .012" to .259" x .124" x .025".

Included in the catalog are special application resistors such as high power, high voltage, and high value resistors, zero ohm, multi-tap, high frequency resistors and attenuators.

The catalog features a special 5-page section on both thick and thin film surface mount resistor networks, including SOTA's MIL-PRF-914 QPL.

The catalog covers SOTA's capabilities in the design and production of custom thick and thin film networks, including double-sided and crossover circuits, conductor/resistor and resistor/capacitor types, fine-line widths, multilayering, and special high-reliability screening. It also includes ordering information for all items included in the catalog.

STATE OF THE ART, INC. ANNOUNCES POWER MOISTURE RESISTORS FOR INTENSE CLIMATE CONDITIONS

State College, PA, October 1999 State of the Art (SOTA), Inc., a leading manufacturer of military and established reliability chip resistors, has introduced a standard line of chip resistors for harsh climate conditions.

The resistors available in 15 thick film case sizes from 030" X .020" to .250" X .125". 10 thin film case sizes are available from .050" X .050". to a .225" X .125".

High reliability versions of the power moisture resistors are available in 10 sizes IAW with DESC (Defense Electronic Supply Center) specifications #94025 through #94018. Testing includes Group A & B per MIL-PRF-55342 and moisture testing per MIL-PRF-55342 with 10% power applied.

The power moisture resistors are now available with four different terminations styles. Metalization options include solderable, epoxy bondable, and wire bondable types. Construction consists of a alumina body with a proprietary film resistor element for optimum performance.

These compact, lightweight resistors were designed for use where the component could be exposed to excessive moisture and/or humidity conditions, resulting in component causing failure. These components are ideal for engine controls, navigation systems and other applications where the circuits are exposed to excessive moisture.

Reliable operation is assured by SOTA's considerable experience and rigid quality controls. Manufactured in the USA at SOTA's ISO 9001 manufacturing facility. Additional high reliability screening can be provided to meet the most stringent applications.

State of the Art, Inc., is a leading manufacture of high reliability resistive products for the aerospace, communications, satellite, biomedical, defense and other industries.

Prices are available on request, subject to specifications and quantities.

SOTA RECEIVES NEW MIL-PRF-55342/10 ESTABLISHED RELIABILITY QUALIFICATION FOR THIN FILM CHIP RESISTORS

State College, PA, May 1999 - State of the Art, Inc. (SOTA) announces that its 1010 high reliability thin film chip resistors have been qualified to MIL-PRF-55342/10 (revision G).

The SOTA chip resistors, designed for use in mission critical applications such as manned space flight, life support systems, and human-implantable medical devices, measure .105" x .100" x .020". They have tolerances as low as 0.1% and temperature coefficients to 25ppm; and are rated at 75 V maximum voltage and to 250 mW maximum power. They are available with pretinned, wraparound nickel barrier or gold wire bondable terminations.

Users can select an established reliability level of "M", "P", and "R" for the SOTA 1010 chip resistors; or, customers can request a "T" Space Level for mission critical and other applications that require an even higher reliability.

STATE OF THE ART, INC. ANNOUNCES NEW MANUFACTURERS REPRESENTATION IN NORTHWEST REGION

State College, PA, September 1998 State of the Art (SOTA), Inc., a leading manufacturer of military and established reliability chip resistors, announces the addition of the a new manufacturers representative in the northwest territory.

Tri-Rep Associates:
Ken Brown out of Bothell, WA along with Rick Richter from Beaverton, Oregon will take over sales of State of the Art's products in the northwest territory. Tri-Rep has considerable experience in the electronics field and we wish them well.

STATE OF THE ART, INC. ANNOUNCES NEW HIGH VOLTAGE CHIP RESISTORS WITH INCREASED PERFORMANCE AND VOLTAGE RATINGS

State College, PA, July 1998 State of the Art (SOTA), Inc., a leading manufacturer of military and established reliability chip resistors, announces the availability of three new sizes to their existing line of high voltage chip resistors. These new resistors can provide maximum voltage ratings six times higher than that of conventional chip resistors.

Designed for surface mount and hybrid applications, the new chip resistors use a thick film resistor element on alumina body. The new sizes measure .250" X.125" X .025" (2512), .375" X .180" X .025"(3818) and .375" X .375" X .025" (3838).

Values range from 22K Ohm to 100 Meg Ohm and can provide a maximum voltage rating of 5 KV. The standard product has pretinned nickel barrier solderable wraparound terminations. Options include, epoxy bondable, and wire bondable terminations.

These compact, lightweight, high voltage designs are ideal for use in applications such as power supplies, high voltage converters and testing equipment that are subject to high voltages.

STATE OF THE ART, INC. ANNOUNCES NEW STANDARD SIZE CHIP ATTENUATOR WITH INCREASED PERFORMANCE RATINGS

State College, PA, April 1998 State of the Art (SOTA), Inc., a leading manufacturer of military and established reliability chip resistors, has introduced a new standard size for their line of fixed chip attenutors.

The new case size: .075" X .060" X .010" is now available with four different termination styles. Metalization options include solderable, epoxy bondable, and wire bondable types. Construction consists of a alumina body with a proprietary thin film resistor element for optimum performance.

The device is available with attenuation factors of 1-20 dB in « dB increments and frequency range from DC-18GHZ Available tolerances are .5dB and 1 dB.

The new size component compliments other available sizes that SOTA offers, the .100" X .050" X .015" and .150" X .125" X .015' also available in four termination styles. Available VSWR is as low as 1.2 being size, style, and frequency dependant.

These compact, lightweight, designs are ideal for use in RF application such as base stations and antennas, and microwave applications for power dividers, and power amps, where reduction in an electrical signal is required.

STATE OF THE ART, INC. ANNOUNCES QUALIFICATION FOR SPACE LEVEL QPL RESISTORS

State College, PA November 1997- State of the Art, (SOTA) Inc. A leading manufacturer of aerospace, military and high reliability chip resistors, has introduced an addition to their line of MIL-PRF-55342 chip resistors.

The latest revision to the chip resistor specification MIL-PRF-55342 rev G from DSCC (Defense Supply Center Columbus) introduces a new space level product designator. The "T" product designator was introduced to standardize chip resistor specifications used by the aerospace and avionics industries. This specification was developed to eliminate the need to design source control drawings for space applications.

SOTA's qualification to "T" level was immediate due to its history supplying the industry with MIL-PRF-55342 chip resistors at the "S" level failure rate (0.001% per 1000 hrs). Each manufacturing lot of "T" level product receives 100% power conditioning and group B testing. SOTA has been suppling the aerospace industry with "S" level Mil-PRF-55342 and 100% power conditioned product to DSCC and customer specifications for many years.

Available in nine case sizes with tolerances as low as .1% and temperature coefficients to 25ppm. These products are designed for use in applications where reliability is a must. The additional testing reduces the possibility of long term failures. These high reliability components are targeted for mission critical applications such as manned space flight, life support systems, and human implantable medical devices where failures are not an option.

STATE OF THE ART INTRODUCES THIN FILM HIGH POWER RESISTORS FOR SURFACE MOUNT AND HYBRID APPLICATIONS

State College, PA, April 1997 -- State of the Art (SOTA), Inc., a leading manufacturer of military and high reliability chip resistors, has introduced a new line of high reliability, high power chip resistors utilizing thin film on beryllia. These compact, light weight, high power designs are ideal for high current pulse applications such as power supplies, and are suitable as microwave terminations.

The new components have a maximum power rating five times higher than conventional chip resistors. These devices are available in 4 Watt (0705), 14 Watt (1206 and 1010), 30 Watt (2010), 50 Watt (2512), 100 Watt (2525), and 200 Watt (3838) designs with two termination styles: (1) Ground isolation style, SOTA code DP, features a solderable solid bottom pad and two solderable top surface terminals; and (2) Ground connect style, SOTA code EP, features a single wraparound connecting the resistor to a solderable bottom pad, with a single top surface pad for the other connection.

The high power resistors are available in all seven case sizes in values ranging from 5.6ohm to 1Kohm. Optional terminations include epoxy bondable, wire bondable, and double wraparound surface mount designs. Available tolerances are 0.1%, 0.25%, 0.5%, and 1%.

The thin film design of the new SOTA resistors makes them ideal in applications where noise is a consideration. Reliable operation is assured by SOTA's rigid quality controls. Additional high reliability screening can be provided to further enhance reliability.

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