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Power Supplies & Magnetics

May 2020
The Higher Standard of DC/DC Power Supplies
Dean Technology, Inc., announced the introduction of its new collection of standard DC / DC high-voltage power supply modules. The UMR collection consists of three full series that are form-fit-function replacements for industry standard solutions covering two package sizes, biasing or capacitor charging variations, and
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Date:
05/14/2020
Chassis and Board Mount Line Expansion Features Power Boost
CUI Inc. announced the addition of nine power supply series to its ac-dc product family. The PSK-S12B, PSK-S25B, PSK-S60B, VOF-S12B, VOF-S25B, VOF-S60B, VOF-S12C, VOF-S25C and VOF-S60C offer 12 to 60 W of continuous power in chassis and board mount packages. These ac-dc power supplies have been designed for a
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Date:
05/12/2020
250/450W Power Supply for Healthcare and ITE Applications
XP Power announces the new ECH450 series of compact, high efficiency power supplies available in open frame or a range of enclosed formats. Delivering 250W when convection cooled and the full 450W when force cooled, or when using the enclosed versions with an integral fan, the ECH450 series offers class B conducted &a
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Date:
05/05/2020

Switched Capacitor Converter for Energy Transfer, Conversion

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Figure 1. Switched-capacitor power inverter (top) and voltage doubler (bottom)

As a means of controlling the transfer of energy from a source to power a load, switched capacitor converters can offer a simple, inductor-free alternative to conventional circuits such as buck or boost converters. Eliminating the output inductor can remove
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Date:
05/04/2020
DC Power Supplies for Industrial Control and Automation

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Figure 1. 24 Vdc power supplies are very versatile in that they are compatible with most control system components

Industrial control panels can, and sometimes do, use many different power and control voltages ranging from 480 Vac down to 24 Vac, and 110 Vdc down to 5 Vdc, with occasional designs using voltages outside these ranges. We've previously written about power distribution for control panels gen
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Date:
05/04/2020
Monolithic 65 V, 8 A Step-Down Regulators with Fast Transient Response

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Figure 1. 12 V, 8 A application using LT8645S at 400 kHz

The LT8645S and LT8646S are 65 V synchronous step-down monolithic regulators capable of supporting 8 A outputs. Their Silent Switcher 2 architecture enables exceptional EMI performance regardless of layout. The LT8646S features RC external compensation to optimize transient responses. Wide In
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Date:
05/03/2020