TT Electronics, a global provider of engineered electronics for performance critical applications, today extended its MFC series of metal foil chip resistors with a new 2817 size that can dissipate up to 3W. Ideal for current sensing in the 1A to 30A range, the MFC2817 chip resistors enable designers to achieve highly compact power conversion […]
Resistors
Top power electronics threads on EDAboard.com – July
(editor’s note: Intrigued by these power electronics problems? Have a question or another solution? Then click the “Read more” link and follow the conversation on EDAboard.com or log in to EDAboard and participate in the power electronics forum threads. Build a constant current circuit – I am building a circuit which will provide me a […]
10 W power shunt offers an ultra low resistance range of 0.5mΩ ~ 1mΩ,
KOA Speer Electronics launches its new PSJ2 Power Shunt Current Sense Resistor, featuring an up to 10 Watt power rating in a 3920 size. This new power shunt resistor offers an ultra low resistance range of 0.5mΩ ~ 1mΩ, making it ideal for large current sensing. In addition, the PSJ2 has a broad operating temperature […]
Precision resistors offers resistance values from 10K Ω up to 50G Ω
The HGC Series from Stackpole utilizes high resistance materials and special patterning to achieve high resistance values with the capability of providing tight tolerances and low TCR. The HGC offers resistance values from 10KΩ up to 50GΩ . Sizes from 0402 through 3512 are available. For sizes 1206 and larger, the HGC Series offers absolute tolerance […]
Half-watt current-sense resistors feature 10 mΩ to 100 mΩ resistances
A new low T.C.R. and high-temperature chip resistor with power ratings to 1/2 W in an 0805 package is now available from KOA Speer Electronics. The precision UR73V2A is designed for high accuracy and current detection and delivers a T.C.R. as low as ±75ppm/°C. UR73V2A current sense resistors feature resistance values from 10mΩ to 100mΩ […]
DC current shunt resistor line expanded up to 10,000 A
Riedon, a specialist manufacturer of cutting-edge power and precision resistors, has expanded its portfolio of precision current shunts to provide one of the broadest range of current ratings available today. Responding to increases in the output levels from renewable energy sources, higher capacity batteries that require shorter charging times, and the widespread electrification of heavy […]
All-metal current sense chip resistors offer high efficiency power management
Stackpole offers low-value resistors constructed with metal foil technology. This precision design allows Stackpole to achieve tolerances down to 0.5%, TCR’s of 50 ppm TCR in resistance values down to 0.25 milliohms. These low resistance values are ideal for power management applications where high efficiency is a priority allowing design engineers to dissipate less power […]
Metal-foil-on-ceramic-chip resistors sense 1 to 10 A
TT Electronics launched the MFC series of metal foil chip resistors for current sensing duties in power electronics applications. The resistors’ small size makes them an ideal choice for designers of highly compact power conversion circuits in industrial and medical applications. Providing a combination of high power density, tolerance of surge conditions and stability, the […]
High-power precision shunt resistors incorporate bulk metal foil technology
The VPG Foil Resistors product group of Vishay Precision Group announced the global market launch of the Alpha Electronics FNP Series, a family of high-power precision shunt resistors. Design of the Alpha Electronics FNP Series incorporates VPG’s own proprietary Bulk Metal Foil technology for a low-temperature coefficient of resistance (TCR) down to 0±1 ppm/°C, depending […]
Metal-film resistors excel at measuring supply line voltages in energy metering, power condition monitoring
TT Electronics, a global provider of engineered electronics for performance critical applications, today launched the WRM-HP range of precision metal film MELF resistors with AEC-Q200 qualification. Providing a combination of high precision and tolerance to surge conditions, the resistors are ideal for measuring supply line voltage levels in energy metering and power condition monitoring. The […]