Power Semiconductors

January 2021

250W Weatherproof AC-DC Power Supply for Industrial Uses

Calex Manufacturing Company, Inc. announces the 250-Watt LHC Series AC-DC power supply. The ruggedized, weatherproof enclosure and thermal design allow the power supply to be deployed in severe conditions. The LHC Series was specifically designed to operate in the most demanding weather conditions, and for use in

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Date:

01/26/2021

Family of Titanium Efficiency AC to DC Power Supplies

Transphorm, Inc. and Bel Power Solutions stated that six of Bel’s Titanium Efficiency Power Supplies use Transphorm’s high voltage GaN FETs. This news indicates the growing trend of high performance, wide bandgap power supply units (PSUs) being deployed in datacenter servers, routers, and network switches. The six GaN-b

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Date:

01/20/2021

Sager Electronics Offers SL Power's 300W Power Supply

Sager Electronics is now stocking SL Power’s GU300 300W single-output, open-frame power supplies. SL Power’s GU300 series are medical power supplies with digital control and monitoring for more precise in-system operation. SL Power GU300 features a screwless design with no top-side heatsink, allowing for a mor

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Date:

01/20/2021

Axial Leaded Resistors Offer High Pulse Voltage Capability

For applications that require an axial leaded pulse handling resistor, there are a few options. Wirewound resistors are a good option for low voltage pulses but will be inductive and costly for higher resistance values. Carbon composition resistors have excellent energy handling and low inductance but poor environmenta

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Date:

01/19/2021

3x5'' Power Supply Offering Safety Protection Class II

Traco Power launched its TPP 450 series two years ago, quickly recognized as one of most reliable high-density 3x5 power supplies in the industry. The series now offers a major expansion with Protection Class II models (TPP 450BA-M Open-Frame Models and TPP 450B-M Enclosed with Fan Models). These products are id

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Date:

01/13/2021

Infineon’s Tim Hu

PSDcast – USB Power Delivery Solutions

Infineon just did a 4-part article series for us on USB power delivery solutions, and we thought it’d be instructive to take a deeper dive.

Date:

01/07/2021

Thick Film Chip Resistors with up to 10 Meg Resistance

As modern electronics evolve, applications and their requirements become more diverse. A key factor in adding electrical content to any device is how much power is required within the available space. For small size end products, this can be a challenging task. High power resistors are a good solution for maximizi

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Date:

01/07/2021

Reference Design Enables a Secondary Side Microcontroller

In modern offline AC-DC power solutions, programmability and adaptive control offer the flexibility and intelligence needed by smart home devices to better interface with their power systems. In these systems, a secondary side microcontroller (MCU) is typically not capable of starting a system without the use of

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Date:

01/06/2021

Table 1: Comparison of parameters for G4 750V SiC FETs with similar 650V SiC MOSFETs and 600V Superjunction fast diode FETs

Impact of UnitedSiC Gen 4 Technology on Electric Vehicles

Anup Bhalla, V.P. Engineering at UnitedSiC

The automotive market for Silicon Carbide (SiC) devices is widely expected to exceed the $1.5 billion threshold in 2025 with an annual growth rate (CAGR) of 38 percent. This is driven by the value provided by SiC based components in On-board chargers, DC-DC converters and in Traction inverters. With the launch of

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Date:

01/05/2021