When an end system produces excess heat, designers commonly turn to dc fans to provide forced-air cooling for improved heat dissipation. Based on the … [Read More...]
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Energy harvesting applications considerations – Virtual Roundtable (part 2 of 2)
The second part of EEWorld’s two-part “virtual roundtable” discussion on energy harvesting delves into applications considerations for engineers using … [Read More...]
More Power Electronics News
APEC 2021 announces call for professional education seminar proposals
APEC 2021, to be held in Phoenix, Arizona from March 21-25, 2021, invites qualified experts to present Professional Education Seminars (PES) that address issues of immediate and long-term interest to … [Read More...]
How to improve system performance with fan controls and protections
When an end system produces excess heat, designers commonly turn to dc fans to provide forced-air cooling for improved heat dissipation. Based on the well-known thermal-convection principle, forced … [Read More...]
Energy harvesting applications considerations – Virtual Roundtable (part 2 of 2)
The second part of EEWorld’s two-part “virtual roundtable” discussion on energy harvesting delves into applications considerations for engineers using energy harvesting power sources. Joining us for … [Read More...]
Design challenges when using energy harvesting – Virtual Roundtable (part 1 of 2)
The first part of EEWorld’s two-part “virtual roundtable” discussion on energy harvesting considers technical challenges and design tradeoffs for engineers using energy harvesting power sources. … [Read More...]
Reference design covers GaN 65-W quasi-resonant charger targeting consumer apps
GaN Systems announced a new reference design for a high power density 65W QR (quasi-resonant) charger targeted for the consumer electronics market, including mobile phone and laptop computer … [Read More...]
IGBT power modules optimized for EV traction inverters
Infineon Technologies AG introduces a new IGBT power module tailored to the needs of electric vehicle traction inverters in the 80 kW to 100 kW power class: the HybridPACK DC6i. This six-pack module … [Read More...]
Supercaps provide 600 F at 5.5 WVdc
CDE’s Illinois Capacitor brand DGH Series of supercapacitors has been its most popular to date, with a winning combination of low ESR and low cost. Now, the line has been expanded, with capacitance … [Read More...]
Common-mode chip inductors suppress noise in high-temperature electronics
Bourns, Inc. introduced a new CANbus Common Mode Chip Inductor series. The new AEC-Q200 compliant inductors feature a ferrite core with a bifilar-wound construction that provides high impedance over a … [Read More...]
Eval board carries 400-W Energy Star 6.1 supply circuit
STMicroelectronics’ EVL400W-EUPL7 evaluation board delivers a ready-to-use 400-Watt power-supply solution that meets today’s toughest eco-design norms. The board leverages innovative features of ST’s … [Read More...]
Protecting autonomous vehicle control circuits
The subsystems that make up an autonomous vehicle should be bullet-proof when it comes to electrical interference and transients. James Colby, Prasad Tawade Littelfuse, Inc. Those who follow … [Read More...]
Lithium-ion coin cells operate up to 105°C
NGK INSULATORS (hereinafter "NGK") has raised the maximum operating temperature of its coin-type "EnerCera Coin" (part of the "EnerCera" series) battery up to 105°C. Sample shipments are currently … [Read More...]
Schottky diodes in low-profile SMA/SMB flat packs handle up to 5 A
STMicroelectronics has launched 26 new Schottky diodes in low-profile SMA and SMB Flat packages, covering voltage ratings from 25 to 200 V and current ratings from 1 to 5 A. The 1.0 mm-high … [Read More...]
Class I & II 3×5-in supplies deliver 250 W convection/conduction cooled, 400 W peaks
The TDK-Lambda brand CUS400M ac-dc power supply series in the industry standard 3x5-in footprint. Rated at 400 W with forced air, the series can continuously deliver 250 W, with peaks of up to 400 W … [Read More...]
Latest connected car feature: Germicidal lights
Leland Teschler, Executive editor lteschler@wtwhmedia.com On Twitter @ DW_LeeTeschler A year ago, if your cocktail party conversations had included the idea of adding germicidal lights to a … [Read More...]
Phototransistor-type optocouplers offer signal transmission with galvanic isolation
With its new WL-OCPT Series 816 product family, Würth Elektronik offers phototransistor-type optocouplers for the first time. These coplanar design optocouplers consist of an infrared LED on the input … [Read More...]
