The inductance of power chokes changes with current level. Conventional small-signal-measuring bridges are out of their depth here! Hubert Kreis, … [Read More...] about Measuring power choke inductances
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Why I still like electromechanical relays – and you should, too (maybe)
The solid-state relay may be the first choice, but the venerable electromagnetic relay offers attributes the SSR cannot provide and so may be the best … [Read More...] about Why I still like electromechanical relays – and you should, too (maybe)
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Measuring power choke inductances
The inductance of power chokes changes with current level. Conventional small-signal-measuring bridges are out of their depth here! Hubert Kreis, ed-k • Alan Lowne, Saelig Co. Inc. With the … [Read More...] about Measuring power choke inductances
SO 26262, ASIL‑B PMICs handle automotive camera modules
ROHM Semiconductor announced the availability of ISO 26262 and ASIL-B-compliant PMICs, BD868xxMUF-C (BD868C0MUF-C, BD868D0MUF-C), for automotive camera modules, which are increasingly being adopted in … [Read More...] about SO 26262, ASIL‑B PMICs handle automotive camera modules
Half-bridge 650-V GaN-on-silicon power circuit handles up to 3 kW
Wise-integration, a pioneer in digital control of gallium-nitride (GaN) power supplies and GaN ICs, has launched its first commercial product: the 120mOhm WI62120 half-bridge power circuit, providing … [Read More...] about Half-bridge 650-V GaN-on-silicon power circuit handles up to 3 kW
TDK’s new dramatically thinner pattern coils set to revolutionize wireless charging
TDK Corporation has introduced a thin pattern coil to support the wireless charging of next-generation mobile devices. Mass production began in May 2022. The WCT38466-N0E0SST101 product was … [Read More...] about TDK’s new dramatically thinner pattern coils set to revolutionize wireless charging
Single-package gate-driver/MCU targets battery-powered three-phase BLDC motors
Due to their numerous advantages, three-phase brushless DC (BLDC) motors are becoming the preferred choice for designing modern battery-powered motor products. However, reducing their size and weight … [Read More...] about Single-package gate-driver/MCU targets battery-powered three-phase BLDC motors
New 650-V IGBT optimized for solar inverters
A new 650-V insulated-gate bipolar transistor (IGBT) for solar inverters has a current density improved by 30% compared to the prior generation by adopting the latest technology. This IGBT is also … [Read More...] about New 650-V IGBT optimized for solar inverters
Point-of-Load converters packaged in SIP or horizontal-mount format
Flex Power Modules has announced that its BMR473 digital Point-of-Load converter is packaged in a space-saving SIP or horizontal-mount format. The product is rated at 40 A continuous and up to four … [Read More...] about Point-of-Load converters packaged in SIP or horizontal-mount format
Medical power supplies offer power densities up to 11W/in3
XP Power has released a new range of ultra-compact medical desktop power supplies that meet the need for space-saving fan-less solutions in home healthcare and hospital applications -- with power … [Read More...] about Medical power supplies offer power densities up to 11W/in3
Bidirectional TVS devices boast high peak pulse power dissipation
Vishay Intertechnology introduced three new series of 24 V surface-mount XClampR transient voltage suppressors (TVS) that offer high peak pulse power dissipation equivalent to the 7 kW of conventional … [Read More...] about Bidirectional TVS devices boast high peak pulse power dissipation
Supplies output voltages up to +/- 6 kV at either 120 or 250 W
Dean Technology, Inc. today announced the introduction of the UMR-BPC Series, a new line of bipolar (+/-) high voltage power supplies designed for applications requiring dual output capacitor charging … [Read More...] about Supplies output voltages up to +/- 6 kV at either 120 or 250 W
Photovoltaic high-power fuses designed to UL 248 and IEC 60269 standards
The POWrFuse High-Power Fuse product family features a high-power rating. Bourns' new industrial fuse links are designed to UL 248 and IEC 60269 standard requirements. The capabilities of the POWrFuse … [Read More...] about Photovoltaic high-power fuses designed to UL 248 and IEC 60269 standards
Rad-hard 100-V GaN transistor offers lowest on-resistance
EPC has introduced the EPC7018 radiation-hardened GaN FET. The EPC7018 is a 100 V, 3.9 mΩ, 345 APulsed, rad-hard GaN FET in a small 13.9 mm2 footprint. The EPC7018 has a total dose radiation rating … [Read More...] about Rad-hard 100-V GaN transistor offers lowest on-resistance
GaN power transistor features 850-V Vds (transient) rating, low on resistance
The GS-065-018-2-L power transistor expands GaN System’s high-performance, low-cost transistor portfolio and features lower on-resistance, increased robustness and thermal performance, and an 850V VDS … [Read More...] about GaN power transistor features 850-V Vds (transient) rating, low on resistance
SMT common-mode chokes specially developed for low-voltage applications
Three new B8272* series of compact EPCOS SMT common-mode chokes are specially developed for low-voltage applications. They sustain voltages of up to 48 V AC (50/60 Hz) and 80 V DC, and continuous … [Read More...] about SMT common-mode chokes specially developed for low-voltage applications
LDO regulators boast stable operation at nanoscale output capacitance
New automotive LDO regulator ICs boast stable operation at nanoscale output capacitance. The BD9xxN1 series (BD950N1G-C, BD933N1G-C, BD900N1G-C, BD950N1WG-C, BD933N1WG-C, BD900N1WG-C) is optimized for … [Read More...] about LDO regulators boast stable operation at nanoscale output capacitance
