Power Electronics / Power Management


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Zero drift current shunt monitors
28 June 2024, Altron Arrow
The NCS21671 and NCV21671 from onsemi are a series of voltage output current sense amplifiers offered in gains of 25, 50, 100, and 200 V/V.

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Solid-state pulse power amplifier
28 June 2024, RFiber Solutions
NexTek has expanded their line of PTI-BB50 connectors with the standard DC block coaxial RF surge protectors which incorporate a blocking capacitor and gas discharge tube to provide isolation.

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Radiation-tolerant DC-DC power converters
28 June 2024, Altron Arrow
The off-the-shelf LE50-28 family of 50 W DC-DC power converters from Microchip have up to triple outputs, and are designed to meet MIL-STD-461.

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Power supply noise suppression
28 June 2024, Avnet Abacus
Murata’s new L Cancel transformer is able to neutralise the equivalent series inductance of a capacitor, optimising its noise-reducing capabilities.

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DIN-Rail PSU for harsh environments
28 June 2024, Conical Technologies
The TRACOPOWER TSPC series is a family of DIN-rail power supplies for harsh industrial environments, with an excellent price to performance ratio.

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Three-phase high-efficiency PSU
28 June 2024, Vepac Electronics
COSEL has announced the launch of the HFA3500TF, a low-profile, 3-phase, 3-wire 3500 W AC/DC enclosed power supply design optimised for industrial equipment such as semiconductor manufacturing, laser processing machines and robotics.

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Robust 80 V MOSFETs improve efficiency
28 June 2024, Future Electronics
The new 80 V T10 single N-channel MOSFETs from onsemi feature a softer recovery diode, low reverse-recovery charge and gate charge to minimise driver and conduction losses in motor-drive and voltage-conversion applications.

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SA’s solar power surge raises safety concerns
28 June 2024
Solar revolution is a bright spot, but a hidden fire risk lurks behind the panels. Here are seven tips for rooftop safety.

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Startup to launch solar panel window blinds
28 June 2024
A Durban resident, frustrated with her inability to install backup power in her rental home, has developed a prototype of a solar-powered window blind.

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Multi-output high-reliability PSU
31 May 2024, Accutronics
Gaia Converter’s PSDG-48 series board mount module is a 48 W power module with a 24 or 28 V DC input and multiple outputs.

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Synchronous DC-DC buck converter
31 May 2024, iCorp Technologies
AiT SEMi’s A7115B is a synchronous DC-DC buck converter that provides an output of up to 1,5 A, and operates at a switching frequency of 2 MHz.

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DC-DC converter topologies for solar energy harvesting
31 May 2024, Current Automation
These converters are ideal for use in photovoltaics, energy storage, charging stations, and other applications that have high-voltage to low-voltage DC conversion requirements.

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UPS models added to lithium-ion portfolio
31 May 2024
Vertiv Liebert GXT5 Lithium-Ion UPS family expands to include 5 to 10 kVA Global Voltage (GV) models for critical edge deployments in Europe, Middle East and Africa.

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High-isolation DC-DC switching
31 May 2024, Vepac Electronics
MORNSUN has expanded its drive power supply with the high-isolation DC-DC converter QA_(T)-R3G series specifically designed for IGBT/SiC MOSFET drivers.

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Zero drift current shunt monitors
30 April 2024, Altron Arrow
The NCS21671 and NCV21671 from onsemi are a series of voltage output current sense amplifiers offered in gains of 25, 50, 100, and 200 V/V.

Read more...
Schneider Electric partners with Drakenstein Municipality
30 April 2024, Schneider Electric South Africa
Drakenstein Municipality, situated in Paarl in the Western Cape, is one of the first distribution utilities globally to implement Schneider Electric’s green, SF6-free RM AirSeT switchgear with pure air technology and native digital connectivity.

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E-Mobility: navigate safety, interoperability and conformance
30 April 2024, Concilium Technologies
Although the concept of electric vehicles is not a new one, the market remains in its infancy, and is not well-regulated or fully operational. This presents a number of challenges for manufacturers throughout the EV and EVSE ecosystem.

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Webinar: Decarbonise with industrial drives
30 April 2024
Infineon's TRENCHSTOP IGBT7 and CoolSiC technologies increase the efficiency of your industrial drive design, ultimately resulting in cost savings for you, and a more sustainable future for all.

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Analysis of switch-mode power supply: inductor violations
30 April 2024, Altron Arrow, Editor's Choice
Common switch-mode power supply (SMPS) design errors are discussed, and their appropriate rectification is specified, with details on complications that arise with the power stage design of DC-DC switching regulators.

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Compact PCB-mount SMPS
30 April 2024, RS South Africa
Traco Power’s 5W PCB-mount switch mode power supply (SMPS) offers high efficiency, and is well suited for a variety of applications in the automation, electronics, electrical and mechanical industries.

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