Data centers power the world, or does the world power data centers? According to one report, datacenters currently consume 2% of the world’s electricity and that could increase to 8% by 2030. Much of that electricity arrives at the load as low voltage, high current. For example, a single IC, processor, graphics processor, AI chip, […]
Converters
Power shelves and dc-dc converter boost energy efficiency in AI servers and data centers
Delta announced presenting the next-generation power solutions capable of enhancing the energy efficiency in AI servers and data centers at IEEE Applied Power Electronics Conference and Exposition (APEC) 2024. These include Delta’s Open Rack Version 3 (ORV3) 1OU 18kW and 1OU 33kW Power Shelves featuring power supplies with an impressive efficiency of up to 97.5%. […]
Buck converters provide power to Intel/Arrow Lake CPUs
Alpha and Omega Semiconductor Limited introduced its new application-specific EZBuck regulator. The AOZ22559QI and AOZ22539QI Constant On-Time Buck Converters are offered in a QFN 4 x 4 package, which is the industry’s most compact footprint and is designed to support VCCPRIM_VNNAON rails in Intel Meteor Lake and Arrow Lake platforms. Intel’s Meteor Lake and Arrow […]
ZVS flyback converter chipset increases efficiency of USB-C adapter, chargers, and travel adapters
The growing popularity of USB-C power delivery (PD) charging increases the demand for compatible chargers. Users now seek powerful yet compact adapters. Infineon Technologies AG addresses this need with the EZ-PD PAG2, a secondary-side controlled ZVS flyback converter chipset. This chipset, comprising EZ-PD PAG2P and EZ-PD PAG2S, integrates USB PD, a synchronous rectifier, and a […]
Industrial dc-dc converters now available in 9-75 Vdc
Flex Power Modules is expanding its range of industrial DC/DC converters with the release of an ultra-wide input part covering 9-75 Vdc (80 V / 1 s) with a choice of fully regulated outputs 12 V, 24 V, 48 V, or 54 Vdc, rated at 200 W. The PKJ8200 series is in a baseplate-cooled industry-standard […]
Coupled inductors improve power converter efficiency
TDK Corporation has expanded its family of flat wire inductors with the high-performance EPCOS ERUC23 coupled inductor series (B82559S*). In such components, two windings share a single magnetic core. The new series comprises six types covering a coupled inductance range from 1.4 µH to 4.1 µH and saturation currents from 50 A to 97 A. […]
Tiny dc-dc converters provide up to 60 W, cover 12 V and 24 V applications
Flex Power Modules has released the PKE3600A range of DC/DC converters, providing up to 60 W from an industry-standard 50.8 x 25.4 x 11.9mm (2 x 1 x 0.47 inch) through-pin package. The new DC/DC series has a wide input range of 9-36 Vdc covering applications using both 12V and 24V nominal inputs and provides […]
Board-mount AC-DC converters cover 3 W to 40 W applications
XP Power announces the release of a family of single output, PCB mounting AC-DC power modules with power ratings from 3W to 40W that offer easy integration into BF (body floating) applications. Primarily, applications such as medical/surgical equipment, patient treatment/monitoring, and dental equipment will benefit from these new, compact solutions. The new MCE family comprises four […]
4 kW liquid-cooled dc-dc converter creates DC voltages in hybrid and EVs
Bel Fuse Inc. announced the release of the Bel Power Solutions 700DNG40-24-8, the second generation 4 kW liquid-cooled DC-DC converter. The unit creates DC voltages in hybrid and electric vehicles suitable to power low-voltage accessories, replacing a traditional alternator. The new converter is smaller and operates at a wider input voltage range from 450 to […]
Compact dc-dc converters address switching requirements of GaN-based systems
Murata has introduced a new series of compact DC-DC converters that are aligned with the increasing prevalence of wide bandgap technology. The new MGN1 series of 1W output DC-DC converters are designed to deliver the voltages needed by the gate drivers of GaN devices. These units provide low-profile, small-footprint, surface-mount solutions that can be easily […]