Resistors

Electronic Components & Devices

Thick Film Chip Resistors feature long side terminations.

April 24, 2015

Available in 0612 and 1020 case sizes, Models RCWE0612 and RCWE1020 provide power ratings to 1 W and 2 W, respectively. AEC-Q200-qualified, surface-mount, wraparound chip resistors offer low resistance values from 0.01–0.976 Ω, tolerance down to ±1%, and TCR of ±100 ppm/°C, ±200 ppm/°C, and ±300 ppm/°C. Devices are optimized as current sensing resistors and shunts in DC/DC converters, voltage regulation modules, and inverters in cell phones, computers, air conditioners, and heat pumps. Read More

Electronic Components & Devices

Thick Film Chip Resistors serve high-voltage and CE applications.

April 22, 2015

Manufactured using thick film element printed onto ceramic substrate, UL 1676-listed Bourns® Model CHV series offers 5 footprint options from 0603 (1608 Metric) up to 2512 (6432 Metric). RoHS-compliant thick film chip resistor devices, optimized for high voltage and consumer electronics (CE) applications, operate with voltages of 200 V (0603 size) to 3 kV (2512 size). Read More

Electronic Components & Devices

Current Sensing LED Resistors suit battery-powered applications.

February 20, 2015

Bulk Metal® Z-Foil current sensing resistors improve LED brightness and efficiency in portable applications. With respective power ratings of 1 and 8 W and resistance ranges of 0.3–10 Ω and 0.5–500 Ω, LED1625 and LED221 provide TCR of 0.05 ppm/°C nominal (0 to +60°C) and 0.2 ppm/°C nominal (-55 to +125°C, +25°C ref), load-life stability of ±0.005%, and tight tolerances to ±0.01%. Non-inductive (<0.08 µH), non-capacitive design has PCR (or ΔR due to self-heating) of 5 ppm at rated power.
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Electronic Components & Devices

Thin Film Chip Resistors offer long-term stability.

February 19, 2015

Featuring special passivation method, TNPW/TNPU Series offers optimal moisture resistivity, tested according to 85°C/85% biased humidity test. TNPW is suitable for precision down to 0.1% 10 ppm and supplied in 0402 to 1210 sizes, while TNPU offers tighter precision down to 0.02% 5 ppm, with 3 package sizes of 0603, 0805, and 1206. AEC-Q200 qualified and sulfur impervious, resistors are suited for applications such as imaging, battery management, DC/DC converters, and ultrasound probes. Read More

Electronic Components & Devices

Thick Film Power Resistor offers 3 W power dissipation.

February 19, 2015

Housed in 8.2 x 7.3 x 2.8 mm surface-mount TO-252 style package, 25 Watt Model DTO25 provides resistance range from 0.016 Ω to 700 kΩ for automotive, industrial, and military applications. Non-inductive device can support up to 5 kW+ for 10–5 second pulse and 10 J for 0.1 second pulse. RoHS-compliant and AEC-Q200-qualified, resistor features tinned copper connections specified for -55 to +150°C operation. Thermal resistance at 25 W and +25°C is 5°C/W junction-to-case. Read More

Electronic Components & Devices

Current Sensing Chip Resistors are available down to 1 Mohm.

February 17, 2015

Offering resistance values down to 1 mΩ in 2512 size, CSRF foil on ceramic current sensing chip resistors utilize solid metal plate technologies and bridge gap between thick film technologies. Various size and tolerance values are also available for range of precision power management and control applications where stability and low TCR are critical considerations. While CSRF0402 is available down to 10 mΩ, CSRF0603 is available down to 5 mΩ. Read More

Electronic Components & Devices

Chip Resistors withstand high pulse power.

February 12, 2015

Featuring thick film on ceramic technology, RPC Series is suitable for power supplies, LED drivers, small motor controls, DSL modems, thermostats, and HVAC controls. RPC0603...-HP is available for values up to 294 Ω and 300 Ω, with power ratings of 0.125 W and 0.2 W, respectively. In addition, RPC1206...-HP features power rating of 0.5 W and RPC2010...-HP is rated to 1 W. Read More

Electronic Components & Devices

Thin Film Resistors feature T level failure rate.

February 5, 2015

Suited for critical space applications, E/H Series is qualified to TCR characteristics E, H, K, L, and M in 12 case sizes. Surface-mount resistor chips feature electroplated nickel barrier layer for operating conditions to +150°C, TAMELOX resistive element, and high-purity alumina substrate for power ratings to 1,000 mW. MIL-PRF-55342-qualified devices offer absolute TCR down to ±25 ppm/°C and wide resistance range from 10 Ω to 6.19 MΩ, depending on case size and TCR characteristics. Read More

Electronic Components & Devices

Programmable Resistors use instrument-grade reed relays.

February 4, 2015

Designed for simulating variable resistors, Model 50-294 PCI Programmable Resistor and Relay Card and Model 40-294 PXI Programmable Resistor and Relay Module both offer 12 resistor channel options with resolution from 0.25–2 Ω and channel counts of 2 or 4. Eight SPST relays can be added for extending resistance range or other switching functions within test system. Using instrument grade reed relays for extended service life, products offer basic accuracy of 1%± resolution. Read More

Electronic Components & Devices

Wire-Wound Discharge Resistor mounts via screws.

January 30, 2015

Used as discharge or balancing resistor, RW Discharge Resistor is designed for facilitated and accelerated mounting onto capacitors. RoHS-compliant product, rated up to 22 W, comes in 10, 13, and 22 W power ratings with respective ohmic values of 1–15 kΩ, 1–2 kΩ, and 1–33 kΩ. Operating range is -55 to +200°C, and overload/over-voltage capacity is 10X rated power for 5 sec. Other characteristics include linear de-rating from 80 to 175°C and temperature coefficient of 30 ppm and 100 ppm/°C. Read More

Electronic Components & Devices

Neutral Ground Resistors protect industrial power systems.

January 29, 2015

Comprising GRE1 grid resistors in weatherproof, IP23-rated enclosures with high voltage insulation, Milwaukee Resistors NGR series combines line-neutral (1.39–8 kV) and system (2.4–13.8 kV) voltages with performance to +760°C. Drop-in replacement solutions provide ground fault, overvoltage, and short circuit protection for generators and transformers in wye (star) configurations. Current ratings range from 100–1,000 A, and resistance ranges from 1.39–80 Ω with tolerance of ±10%. Read More

Electronic Components & Devices

Through-Hole Resistor targets current sensing transformers.

January 26, 2015

Designed for connection to secondary-side of current sensing transformers, VFR Bulk Metal® Foil Burden through-hole resistor offers TCR down to ±0.2 ppm/°C from -55 to +125°C, 25°C ref, and load-life stability of ±0.005% after 2,000 hr at 0.1 W at 70°C. Resistor is usually connected to output of power device for discharging of bulk output filter capacitor when charged and connected to power source. Max power is 0.6 W at +70°C, and resistance range is 1–500 Ω. Read More

Electronic Components & Devices

Metal Oxide Resistors offer optimized working voltages.

December 29, 2014

Suitable for high-power and high-voltage applications, 3 W Models RSF3 and RSMF3 feature working voltages of 800 V and 600 V, respectively, while 5 W Models RSF5 and RSMF5 offer working voltage of 1,000 V. Typical applications include power supplies, electric motor and pump controls, spa controls, and climate controls as well as LED lighting, portable electric tools, medical equipment, and COTS military applications. Read More

Electronic Components & Devices

Precision Foil Resistors offer flexible termination systems.

December 26, 2014

Designed to minimize transfer of PCB stresses caused by differential thermal coefficients of expansion, Flex Series of Bulk Metal® Foil COTS Resistors provide load-life stability of ±0.005% (50 ppm) after 2,000 hr at 70°C and low TCR of ±0.05 ppm/°C nominal (0 to +60°C) and ±0.2 ppm/°C nominal (-55 to +125°C). Surface mount devices offer power ratings to 600 mW at +70°C and resistance range from 1 Ω to 80 kΩ with tight resistance tolerance to ±0.01%. Read More

Electronic Components & Devices

Compact 7 W SMT Resistor offers resistance down to 1 milliohm.

December 18, 2014

Offered in 2818 case size that conserves space in automotive, industrial, computer, and consumer applications, Vishay Dale WSHM2818 SMT Power Metal Strip® resistor features solid metal nickel-chrome or manganese-copper alloy resistive element with TCR < 20 ppm/°C. AEC-Q200-qualified product has 1,000-hour load life stability, resistance to short time overload of <±1%, and all-welded construction. Resistance values range from 1–100 mΩ with tight tolerance of ±1.0%. Read More

Electronic Components & Devices

Metal Film Resistor is available with 100 ppm TCR value.

December 15, 2014

Anti-moisture metal film resistors of RNV Series include 100 ppm TCR option that can be used for high-voltage requirements in harsh environments and applications with low TCR needs. While offering max working voltage rating of 1,600 Vdc and max overload voltage rating of 3,200 Vdc, product can withstand 50 surges of up to 7 kV from 1 nF capacitor. Applications include consumer electronics, test equipment, data/network communications, robotics, automotive electronics, and medical equipment. Read More

Electronic Components & Devices

Wirewound Resistors provide high voltage surge protection.

November 3, 2014

Featuring completely welded construction, CW-High Surge Series combines surge immunity up to 12 kV with high-temperature operation to +350°C. Axial lead wirewound resistors offer power ratings from 1–13 W at 25°C and resistance from 0.1 Ω to 167 kΩ, with tolerances of ±3%, ±5%, and ±10%. Available with both lead-free and tin/lead terminations, silicone-coated resistors are suited for power supplies, metering and welding equipment, power tools, and appliances. Read More

Electronic Components & Devices

Edgewound Power Resistor features stud-mount design.

October 23, 2014

With current ratings from 17.2–85 A and power ratings from 400–1,600 W, EDGS offers short-time overload of 10x rated power for 5 seconds. Resistance-alloy ribbon wire is coiled on edge and supported on porcelain insulators, which provide proper turn-to-turn spacing and insulation from threaded stud mounts. Offering resistance range of 0.053–5.44 Ω with tolerance of ±10%, RoHS-compliant device is suited for pre-charge, discharge, dynamic braking, load testing, and heater applications. Read More

Electronic Components & Devices

Current Sense Chip Resistors utilize metal foil technology.

September 26, 2014

Offering 1% tolerance and 50 ppm TCR in resistance values down to 0.5 mΩ, CSNL Series includes ½ W 1206, 1 W 2010, and 2 W 2512 sizes. Resistors provide optimized performance over life, temperature cycling, moisture, and short time overload with typical resistance shifts less than 0.5%. Units are suited for power control and power management applications in portable electronic devices. Read More

Electronic Components & Devices

Thin Film Chip Resistors offer tight tolerances.

August 26, 2014

Part of RNCF Series, 2010 and 2512 sizes feature resistance values from 24.9 Ω to 100 KΩ with 0.01% tolerances and ±5 ppm TCR. Size 0603, offering values from 24.9 Ω up to 15 KΩ, provides same tolerance and TCR. Typical applications include precision voltage dividers, test and measurement, precision controls, medical monitoring and diagnostic equipment, and audio amplifiers. Read More