Welcome to TTI
IRC – A TT electronics Company
TTI, Inc. is an authorized distributor of IRC electronic components. IRC, a TT electronics company, is a proven leader in resistor technology, including the industry's comprehensive range of current sense resistors, precision discrete and networks, integrated passive components, and specialized power resistors. IRC provides innovative resistor solutions for automotive, computer, communications, medical, industrial, military, and instrumentation markets worldwide. Through this site you may search our huge inventory of IRC resistor and other passive products. Should you need additional assistance, our customer service team is ready to help at 1-877-645-4TTI.
Featured IRC Products
IRC OARS Surface Mount Current Sense Resistor
The OARS series feature a resistive element with a unique "flow through" design that keeps the resistor's "hot spot" safely off the PC board and allows air to circulate around it, contributing to cooler operations through increased heat dissipation.
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IRC PFC-HF Series High Frequency Chips
The PFC-HF series chip resistors are available in 0603 and 0805 sizes and are characterized for transmission line reflection to 6 GHz. S parameter data and high frequency models are available for computer simulation of specific designs.
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IRC's 1225-size Current-Sense Chip Resistor
The IRC ultra-low resistance thick film surface mount resistor is capable of handling power dissipation of up to 3W in an industry-standard 1225 chip (a chip size typically rated at 1W). Designated the LRF3W Series, the resistors employ a proven four terminal "Kelvin connection" design to achieve ultralow resistance values of 0.003 used primarily for current-sensing in electronic circuits for automobiles and other applications that require high power handling capabilities with low resistance.
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TT/IRC MHP Low Inductance Power Resistor Series
Providing design engineers with high power, low inductance devices in transistor-style packages, TT electronics IRC Advanced Film Division has extended its MHP Series power resistors with 20W and 35W devices.
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IRC CHC series BGA Termination Arrays
IRC’s Chipscale on ceramic CHC offers high performance terminal solutions in a small surface mount package. Sn/Pb solder balls placed on a ceramic substrate permit very low parasitic inductance and capacitance, enabling improved speeds, lower propagation delays, and reduced ground bounce. IRC’s proven tantalum nitride thin film technology can handle the most demanding applications.
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IRC High Stability Resistor Networks
TT electronics IRC Advanced Film Division has developed a family of precision resistor networks using their Tantalum Ultride™ technology. Consisting of the SON-U, DIP-U, SIP-U and PFC-UD series devices, the networks are constructed using IRC’s Tantalum Ultride film material on high purity alumina substrates.
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IRC High Temperature Resistive Devices
TT electronics IRC Advanced Film Division offers a comprehensive range of high temperature resistive products; including the PFC-HT Series chip resistor, PFC-HT Divider Series voltage divider, 1900 Series DIP resistor network, and the 4700 Series SIP resistor network. The devices are constructed using IRC’s patented TaNFilm® self passivating resistive technology.
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IRC Low Value Chip Resistor
TT Electronics/IRC division has extended its low resistance value chip resistor product line. Designated the LVC series, the resistors are now available in 0402, 0603, 0805, 1206, 2010, and 2512 package sizes.
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IRC LR Series 2W Current Sense Resistor
IRC Advanced Film Division has developed a 2W current sense flat chip resistor in a 2512 package. Designated the LR Series, the current sense resistor features a copper conductor element on an alumina substrate with wraparound copper terminations and a protective overcoat for increased stability. IRC is one of the only companies in the industry to offer a 2W chip resistor in a 2512 package — most comparable devices are only available up to 1W.
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IRC LRF3W Series Surface Mount Chip Resistor
TT electronics IRC Advanced Film Division has developed a 3W surface mount chip resistor. The chip resistors are offered in a package size traditionally rated at 1W. The current sense chip resistors are ideal for automotive and high power applications.
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IRC PAT3060P Attenuator and RFTF Terminator
TT electronics IRC Advanced Film Division has developed a high power attenuator and surface mount transmission line terminator. Designated the PAT3060P Series attenuator and RFTF Series terminator, both devices feature low VSWRs at high frequencies, providing an excellent combination of power dissipation and performance in the RF and microwave bands.
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IRC PFC Voltage Divider Series
TT electronics IRC Advanced Film Division now offers their precision chip voltage divider with either Tantalum Nitride (TaNFilm®) technology for precision performance or Tantalum Ultride™ technology for ultra-precision and high stability circuits. Designated the PFC divider series, both versions of the voltage divider are offered in a 1206 package compatible with automatic placement equipment.
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IRC PFC-HF MIL-55342 Series Chip Terminator
TT electronics IRC Advanced Film Division offers a high frequency chip resistor terminator screened in accordance with MIL-PRF-55342. Designated the PFC-HF MIL Series, the terminator features IRC’s proprietary self-passivating TaNFilm® element, providing reliability and excellent high frequency performance.
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IRC Precision Ceramic BGA Resistors
TT/IRC Advanced Film Division has developed a series of precision resistor networks in a ceramic ball grid array (BGA) package.
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IRC TFC Series Thick Film Copper Substrates
IRC's thick film copper substrates are ideal for high-current and power module applications. The patented copper formulation utilizes a screen-printing process where the copper traces are printed on an alumina ceramic substrate and fired at temperatures up to 1000°C.
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Surface Mount Pulse Withstanding Chip
In response to design engineers' demands for smaller surface mount circuit protection resistors, TT electronics IRC Advanced Film Division has developed a series of pulse withstanding thick film resistors with improved power ratings in reduced chip sizes. Designated the PWC Series, the thick film resistors deliver up to 50 percent higher power ratings than conventional thick film resistors-up to 1.5W in a standard 2512 size chip.
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IRC A1206 Attenuators
IRC offers fixed chip attenuators in a 1206 chip package as the PFC-A1206 series. The PFC-A1206 series is available in 50Ω impedance with attenuations from 1dB to 10dB in 1dB increments and 20dB and are characterized to 6GHz.
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IRC Precision Chip Resistor 0402 Case Size
TT electronics IRC division has developed an 0402 chip resistor to expand its comprehensive offering of precision thin film chip resistors. Designated the PFC series, the chip resistors are constructed on IRC’s ultra stable patented Tantalum Nitride (TaNFilm™) thin film resistive element for proven long life and high stability in harsh environments.
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IRC TaNFilm® PFC Military Chip Resistor
The IRC TaNFilm® PFC military chip resistor series provides the high precision and ultra stable performance in four standard chip sizes.
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