Power Supplies & Magnetics

July 2018
IC Offers High Accuracy for Real-Time Power Measurement
CHANDLER, Ariz.— In systems that use both AC and DC power, the implementation of dual-mode power monitoring traditionally requires multiple ICs to ensure superior performance and accuracy. Growing applications such as solar inverters, smart lighting and cloud servers often use both modes to
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Date:
07/31/2018
Optimizing Thermal-Management for Best Performance and Reliability

Figure 1: Adding a heatsink to boost top-side cooling of thermally enhanced power package

Power conversion is common to almost all electronic systems. Efficiency is critical, whether the objective is to maximize runtime for a small battery-powered device, reduce utility costs to power data-center servers, or others such as ensuring cost parity for renewables. Efficiency is never 100%,
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Date:
07/31/2018
AC-DC Power Supply Offers Wide Operating Temperature
MIDDLEBOROUGH, Mass. - Sager Electronics is now stocking MEAN WELL’s MPM-05-30 Miniature, Medical Grade AC-DC Power Supply. The MPM series is one third the size of the previous version, but offers a wider operating temperature, higher efficiency, and lower no-load power consumption.  The new
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Date:
07/30/2018

N-Channel Surge Stopper Protects Against 150V Transients
NORWOOD, MA - Analog Devices announces the Power by Linear LTC7862, a high efficiency switching surge stopper with overvoltage and overcurrent protection for high availability systems. The LTC7862 drives an N-channel power MOSFET stage. During normal operation the LTC7862 passes the input voltage through to
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Date:
07/26/2018
Current-Compensated Ring Core Chokes for 800 V DC
TDK Corporation presents a new series of EPCOS current-compensated ring core power line double chokes. The RoHS-compatible B82724J8*N040 series features a high-rated voltage of 800 V DC or 250 V AC in continuous operation and was developed specifically for use as DC link chokes in frequency converters. A further
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Date:
07/25/2018
AC Power Sources Offer Lowest Noise Specifications on Market
Based on proven linear technology, the AMX Series of precision linear AC power sources from Pacific Power Source offer the lowest voltage distortion, highest voltage and current slew rates, lowest output impedance, and lowest noise specifications on the market. Available in power levels from 500VA to 30kVA,
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Date:
07/25/2018
Power Delivery Input Protection Switch Features True Reverse Blocking
SUNNYVALE, Calif. - Alpha and Omega Semiconductor Limited (AOS) announced a new Type-C Power Delivery compliant input protection switch with up to 28V over-voltage protection.  The AOZ1376 is a smart protection switch with reverse current blocking capability intended for applications where
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Date:
07/23/2018
Future Electronic Components to be Printed Like Newspapers

Roll-to-roll laser-induced superplasticity, a new fabrication method, prints metals at the nanoscale needed for making electronic devices ultrafast.

WEST LAFAYETTE, Ind. -- A new manufacturing technique uses a process similar to newspaper printing to form smoother and more flexible metals for making ultrafast electronic devices. The low-cost process, developed by Purdue University researchers, combines tools already used in industry for manufacturing
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Date:
07/19/2018
Fuse Series Protects Both Digital and Analog Multimeters
Jersey City, NJ - Bel Fuse-Circuit Protection, a Bel group company, announces their latest fast-acting, high breaking capacity fuse series, the 0ADHC, which is a ceramic tube fuse in a compact 10x38 mm package, designed specifically to protect both digital and analog multimeters.     The
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Date:
07/19/2018
Power Monitoring IC Measures Power from 0V to 32V
CHANDLER, Ariz.— Managing and reducing power consumption is crucial in low-voltage, high-power applications such as Field-Programmable Gate Arrays (FPGAs), Graphics Processing Units (GPUs) and embedded computing devices. These devices must first accurately measure power before they can manage it, but precision
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Date:
07/19/2018
Digital Controllers for Cloud Computing and Communications
TOKYO, Japan – Renesas Electronics Corporation announced two new PMBus-compliant, fully digital DC/DC controllers that provide single output point-of-load (POL) conversions for FPGAs, DSPs, ASICs, network processors and general purpose system rails. The ISL68300 with integrated MOSFET drivers and ISL68301
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Date:
07/18/2018
Mixed Signal Oscilloscope Includes 8 GHz Bandwidth
BEAVERTON, Ore. – Tektronix introduced the 6 Series MSO mixed signal oscilloscope. The new oscilloscope extends the performance threshold of midrange oscilloscopes to 8 GHz and delivers a 25 GS/s sample rate simultaneously on all 4 channels – an industry first for this class of oscilloscope
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Date:
07/17/2018
Jumpers Offer Current Ratings From 14.2 to 63.2 Amps
RALEIGH, NC – Stackpole's HCJ Series, a surface mount chip jumper, offers current ratings ranging from 14.2 amps for the 0402 up to 63.2 amps for the HCJ2512. In comparison, the typical rated current for a standard 2512 thick film jumper is 3 amps. The
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Date:
07/17/2018
5 Watt AC/DC Modules for Wide Mains Voltages up to 480VAC
RECOM announces the global release of its exclusive 5W AC/DC converter, the RAC05-K/480 series, which accepts input voltages of up to 480VAC. They are also OVCIII rated with a 6kV surge protection, and operate reliably at industrial temperature ranges. This series is ideally suited for housekeeping operations
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Date:
07/16/2018
Medical 15 Watt DC-DC Converter in 1.0 x 1.6
TRACO POWER has announced the release of their THM 15 family of medical 15 Watt DC/DC converters with a wide 2:1 input range in a 1.0 x 1.6 x 0.40” footprint. The THM 15 series are a reliable solution not only for medical equipment but also for demanding ITE. These 15 Watt DC-DC converters provide
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Date:
07/12/2018
DIN Rail Power Supplies offer simplicity without compromise
PULS Power PIANO PIC series is designed for applications that require reliable DIN rail power supplies designed to deliver the most widely specified features and performance required by customers. PIC units offer this simplicity without making compromises on PULS’
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Date:
07/11/2018
New evaluation board for three-phase BLDC motor drive ICs
Toshiba Electronics Europe announces a new evaluation board for their TPD420xF series of brushless DC (BLDC) three-phase motor driver ICs to speed up the process of prototyping and developing new motor drive solutions up to 80W including white goods, home devices such as hair dryers as well as coolers for fresh
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Date:
07/11/2018
Transducer’s for leakage current measurement of PV inverters
The LDSR model is an innovative, low cost and lightweight (25g) component, with a reduced footprint. The LDSR is dedicated to measuring the leakage current of 300 mA nominal up to 900 mA peak at 2 KHz frequency. Its main application is in transformerless photovoltaic (PV) inverters for the residential market,
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Date:
07/11/2018
Infineon’s CoolGaN opens up a new horizon in power management
The key benefits of gallium nitride (GaN) are, amongst others, high power density, best-in-class efficiency and decreased system costs. Infineon Technologies is starting volume production for CoolGaN™ products by the end of 2018, the company announced during PCIM Europe. Engineering samples of the high reliable
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Date:
07/11/2018
New 650V IGBTs Deliver Class-Leading Efficiency with Soft Switching
ROHM has announced the availability of two new types of 650V IGBTs that combine class-leading low conduction loss with high-speed switching characteristics. This makes them ideal for power conversion in general-purpose inverters and converters for consumer appliances, such as ACs and IH (Induction Heaters),
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Date:
07/11/2018
M12 Slim Design with HARAX Quick Connect
Following the trend of miniaturisation, HARTING is expanding its M12 family in the field of slim design connectors with HARAX insulation displacement Quick Connect connectors – the slim, field-installable solution for automation technology. This allows fast and uncomplicated cabling on site. The
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Date:
07/11/2018
Quint Power DIN-mount power supplies at RS Components
RS Components is stocking the latest Phoenix Contact Quint Power DIN-rail power supplies, giving easy access to the innovative features and flexibility of these space-saving PSUs. The 4th generation of Quint
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Date:
07/11/2018
Mouser Adds 25 New Suppliers in First Half of 2018
Mouser Electronics has added more than 25 new suppliers YTD to its already vast line card of over 700 suppliers. With an already extensive portfolio of products and suppliers across the board, the additional suppliers bolster the product choices for Mouser’s unique
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Date:
07/11/2018
CUI Partners and SnapEDA Offer Free PCB Footprint Files
CUI today announced that it has teamed up with SnapEDA to provide designers with a catalog of free, ready-to-download PCB footprints and symbols for CUI’s range of board mount electromechanical components. Circuit
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Date:
07/11/2018
A2B Transceivers Deliver Unparalleled Flexibility
Analog Devices announces three enhanced Automotive Audio Bus (A2B) transceivers that deliver unprecedented capability to tailor system-level performance to even the most stringent electromagnetic compatibility requirements. The new AD242xW series offers configurable
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Date:
07/11/2018
Compact 3W and 10W board-mount power supplies
XP Power is launching its low-cost VCE03 and VCE10, 3W and 10W series of board-mounted AC-DC power supplies with extended universal input range from 85VAC to 305VAC, covering all nominal AC inputs from 100VAC to 277VAC in a single ultra-compact design. Both the VCE03 and VCE10 provide a complete AC-DC
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Date:
07/11/2018
University of Nottingham eMotorbike comes 2nd in TT Zero Cup
The electric super bike from the student developer team at the University of Nottingham won second place in the all-electric TT Zero Cup at the legendary Tourist Trophy motorcycle race on the Isle of Man. On the 60.73 km circuit, with a lap time of 18:58:294 minutes
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Date:
07/11/2018
Multi-chip module PWM Buck Regulators have high current density
ON Semiconductor announced the release of three new highly-efficient mid-voltage PWM buck converters. Supporting a wide input voltage range of 4.5 V to 65 V, an output current of up to 10 A and output power
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Date:
07/11/2018
PV Series Offers SMD Versions of 5mm and 7mm Disk Varistors
RALEIGH, NC – The PV Series from Stackpole offers two chip sizes, 3225 and 4032. These two sizes correspond to the equivalent 5mm and 7mm disk MOV's offering protection for circuits with working voltages ranging from 11 Vrms to 300 Vrms. The PV Series varistors are UL recognized with
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Date:
07/10/2018
Ethernet PSE Controller Passes IEEE 802.3bt Conformance Tests
NORWOOD, MA - Analog Devices announces the Power by Linear LTC4291/92 isolated 4-port power source equipment (PSE) controller chipset, the first of its kind to pass a series of IEEE 802.3bt (PoE++) Power over Ethernet (PoE) conformance tests administered by Sifos Technologies. PoE naturally presents system and
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Date:
07/06/2018
PSDcast - Hard vs Soft Switching

Bruce T Renouard, the CEO of Pre-Switch.

On this episode of the PSDcast, we’re chatting with Pre-Switch about hard and soft switching and some of the fundamental differences between the two. Pre-Switch
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Date:
07/03/2018
Power Modules Available in Various Topologies
MALVERN, Pa. — Vishay Intertechnology, Inc. expanded its portfolio of power modules in the SOT-227 package with seven new devices featuring ThunderFET power MOSFETs and standard, FRED Pt, and Trench MOS Barrier Schottky (TMBS) diodes. The Vishay Semiconductors modules are available in dual, single-phase bridge,
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Date:
07/02/2018