MLFA AEC-compliant metal-film melf resistors are available in a 0.4-W-rated 0204 size in the MLFA25 and a 1-W-rated 0207 size in the MLFA1. The MLFA has exceptional stability demonstrated over life, biased humidity, and short time overload testing. In addition, the MLFA offers pulse power handling up to 3500 watts for single short duration pulses, […]
Thru-hole resistors handle up to 8 kV
The HVA Series of high-voltage resistors offers high voltage handling up to 8,000 V in a small package size. The RoHS-compliant and halogen-free HVA Series offers resistance values from 1M Ω up to 1GΩ in tolerances as low as 1% and in 200 ppm TCR. The high-voltage film achieves VCR of 20 ppm/V or better. […]
Vitreous enamel-coated tubular wirewound resistors handle load-dump apps
Stackpole’s EWT series of vitreous enamel coated tubular wirewounds is a good choice for high power load dump applications. It is available in power ratings from 25 to 300 W. The vitreous enamel coating withstands temperatures of up to 500°C and allows operating temperatures up to 350°C. The EWT’s robust wire element withstands thousands of […]
Surge current flat-chip resistor sports wide side electrodes
KOA Speer Electronics announces its new WG73 wide terminal type surge current flat chip resistor available in a 1020 package with a 1Watt power rating. The WG73 resistor is superior to KOA’s WK73 series in pulse withstanding voltage. The anti-surge WG73 features a T.C.R. of ±100ppm/°C, a resistance range of 560mΩ ~ 1KΩ, a standard tolerance of […]
Compact SMD 5W current sense resistors
Stackpole’s new HCSM2818 is a 5W surface mount part with an all-metal element and molded construction. The HCSM2818 is available in resistance values of 4, 5, 10, 15, and 20 milliohm in 1% and 5% tolerances. TCR is 200 ppm for the values below 10 milliohm and 75 ppm for values of 10 milliohm and […]
Power Electronics Top Talks in May on EDABoard.com forums
Peer-to-peer, engineer-to-engineer questions and answers from the EDABoard.com engineering community around power electronics. Click the “Read more” link and follow the entire conversation and maybe add your two cents by logging in to EDAboard.com XFMR winding optimization for DC resistance – I am asking about the design of the windings of a high-frequency transformer. The point […]
Power shunt current sense resistor dissipates 12 W
KOA Speer Electronics introduces a new 0.2mΩ resistance value to its PSJ2 series of power shunt current sense resistors. This resistor features a 12 Watt power rating and is available in a 3920 package. These power shunt resistors offerultra-loww resistance suitable for large current sensing, as well as a broad operating temperature range of -65°C […]
Surge current resistor offers high pulse resistance with ultra precision
KOA Speer Electronics, Inc. introduces the SG73G Series of Precision Surge Thick Film Chip Resistors featuring a high pulse resistance and ultra precision with tolerances of ±0.25% and ±0.5% and a T.C.R. of ±50ppm/°C. SG73G resistors are available with resistance values ranging from 10Ω ~ 1MΩ, power ratings from 0.2W to 0.5W and in sizes 0603, 0805 […]
Wide Terminal low-ohm chip resistors get 1.5-W power ratings
KOA Speer Electronics introduces the WU732B15 wide terminal low-ohm chip resistors available in a 0612 package with a 1.5Watt power rating. This resistor also has added a new T.C.R. of ±75 ppm/°C in a resistance range of 13mΩ ~ 27mΩ. The WU73 series also includes the WU732B resistor with a 1Watt power rating in a 0612 size […]
New power rating of 1.5 W and T.C.R. of ±75ppm/°C to WU73 for series wide terminal resistor
KOA Speer Electronics introduces the WU732B15 wide terminal low ohm chip terminal resistor available in a 0612 package with a 1.5Watt power rating. This resistor also has added a new T.C.R. of ±75 ppm/°C in a resistance range of 13mΩ ~ 27mΩ. The WU73 series also includes the WU732B resistor with a 1Watt power rating in a […]
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