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Power Passives and Discretes

 



 

 

Power Passives and Discretes

November 2012
Mitsubishi Electric introduces 6th-gen mega-power dual IGBT modules

Click image to enlarge: Mitsubishi Electric's 6th-generation MPD IGBT modules include the CM900DUC-24S (1.2 kV, 900 A), CM1400DUC-24S (1.2 kV, 1.4 kA), and CM1000DUC-34SA (1.7 kV, 1 kA).

Mitsubishi Electric has introduced its 6th generation MPD (mega-power dual) IGBT modules for use in power converters such as large-capacity photovoltaic and wind-power generation systems and other
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Date:
11/29/2012
LEM low-cost 50-A current transducers improve on shunt-measurement techniques

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LEM's HLSR series Hall-effect current sensors measure AC, DC, or pulsed currents with nominal values of 10, 20, 32, 40, or 50 A RMS. The devices achieve a response time of only 2.5 μsec and operate over a temperature range of ?40 to 105 °C.

LEM has introduced its new HLSR series of current transducers that provide a cost-effective and technically superior alternative to resistive-shunt/optocoupler configurations for insulated current
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Date:
11/29/2012
Diodes Incorporated's Hall switches optimize sensitivity

Click image to enlarge: Four omnipolar Hall-effect switches from Diodes Incorporated offer sensitivities to match magnetic field strengths in proximity- and position-detection applications and typically consume just 24 μW with a 3-V supply.

Diodes Incorporated has announced four omnipolar Hall-effect switches offering sensitivities to match closely the magnetic field strengths used in proximity- and position-detection duties in a variety
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Date:
11/29/2012

Tecate's X- and Y-class capacitors available in both SMD and radial-box form factors

Click image to enlarge: Tecate Group's UL-recognized and IEC 60384-1 compliant AC safety capacitors for X and Y class applications include MLCC and radial-box form factors.

Tecate Group has announced their extensive offering of AC safety capacitors for X and Y class applications. Tecate's X and Y safety-capacitor portfolio consists of the TYPE CMX MLCC (multi-layer ceramic
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Date:
11/29/2012
SEMIKRON launches IGBT drive SKYPER 42 LJ for inverters to 400 kW

Click image to enlarge: The SKYPER 42 LJ dual-channel driver reliably controls IGBT modules up to 1,000 A with a maximum switching frequency of 100 kHz.

To increase the efficiency of inverters up to 400 kW, circuit topologies are developed that are optimized for specific applications. However, interleaved, multilevel, and parallel circuits that improve
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Date:
11/29/2012
New technology and acquisitions benefit wireless sensing

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Figure 1: Emerson Rosemount's 3051S series wireless instrumentation exemplifies the benefits WSN brings to industrial applications: It can reduce total installation costs by 45% and total deployment time by as much as 75%, eliminating design and installation time and cost associated with wiring, conduit, cable trays, and junction boxes.

Wireless sensing is the most important new technology in process measurement to appear in decades. For this reason alone, it has attracted the sustained attention of ARC Advisory Group and other industry
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Date:
11/27/2012
Amantys raises $8 million funding

IGBT Power Drive module

Amantys Ltd has raised new funding of $8 million. This significant new financing enables it to expand into new markets and build on its successful power drive product family, launched in November
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Date:
11/22/2012
Atmel introduces miniature low-power LIN Family for automotive applications

Click image to enlarge: Atmel has announced the ATA664151 and ATA664251 LIN family for automotive switch-scan applications and in-vehicle ambient-lighting control.

Atmel has announced the availability of a new LIN family for automotive switch-scan applications and in-vehicle ambient-lighting control. The new devices, Atmel's ATA664151 and ATA664251, include
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Date:
11/21/2012
Toshiba's 6th generation 600-V IGBTs improve hard-switching efficiency

Click image to enlarge: IGBTs based on Toshiba's new 6th generation process exhibit lower VCE(sat) conduction losses and reduced EON and EOFF switching losses.

TEE (Toshiba Electronics Europe) has announced a sixth generation IGBT technology that offers improved switching- and conduction-loss trade off for increased efficiency and improved performance. The
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Date:
11/21/2012
LumaSense survey: Utilities increasingly sophisticated in transformer monitoring despite limited options

Click image to enlarge: The SmartDGA Guide is a comprehensive DGA monitoring system that can monitor all nine gases used in DGA analysis, in addition to moisture.

A recently completed survey suggests the electrical power industry is becoming more sophisticated at monitoring the performance of transformers, but still lacks cost effective alternatives to allow
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Date:
11/20/2012
Making the switch to silicon carbide

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Table 1: SiC MOSFET and Si IGBT comparative specifications

To demonstrate the advantages of silicon-carbide MOSFETs versus silicon IGBTs (insulated-gate bipolar transistors) when used in high-power, high-frequency circuits, it is necessary to employ a test
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Date:
11/19/2012
International Rectifier introduces new Gen8 IGBT

Gen 8 1200V IGBT

International Rectifier, power management technology leader, has introduced a new generation of IGBT (Gate Bipolar Transistor) technology platform. Gen8 (Generation 8) 1200V IGBT platform uses
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Date:
11/19/2012
Micrel offers new low-side MOSFET-driver devices in ultra-small four-pin package

Click image to enlarge: The MIC4414 and MIC4415 low-side N-channel MOSFET drivers can sink and source peak currents up to 1.5 A and can switch 1000-pF loads in 12 ns.

Micrel has introduced the MIC4414 and MIC4415, two low-side MOSFET drivers designed to switch an N-Channel enhancement-mode MOSFET in low-side applications. The devices are well suited for switch-mode
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Date:
11/15/2012
Honeywell showcases newest sensors at Electronica 2012
Honeywell Sensing and Control has announced that it has launched a wide range of industrial sensors and switches at Electronica 2012. This includes Honeywell HumidIcon sensors, which combine both
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Date:
11/14/2012
TTI signs Europe-wide deal with Panasonic Electric Works
TTI has upgraded its existing relationship with Panasonic Electric Works, enabling TTI to deliver Panasonic's entire EU product portfolio of electromechanical, solid state, and PhotoMOS relays, as
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Date:
11/12/2012
Xsens and STMicroelectronics demonstrate wearable wireless 3D body-motion tracking

Click image to enlarge: Real-time body-motion tracking technology opens doors to new innovative applications in sports, fitness, healthcare and gaming.

Xsens and STMicroelectronics are demonstrating wearable wireless 3D body-motion tracking based on consumer-grade MEMS combo sensors at Electronica 2012 in Munich, Germany. Xsens built the demonstrator
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Date:
11/12/2012
As SiC portfolios grow, motor drives beckon

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Figure 1a: SiC MOSFETs raise the efficiency of a motor-drive inverter by approximately 2% versus silicon IGBTs (A), while reducing the heatsink temperature (the rise above ambient) by about 50% versus IGBTs (B). (Data courtesy of Cree.)

Silicon-carbide technology has the potential to enhance performance in numerous high-power applications. However, many power electronics engineers may have questions about the readiness of SiC power
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Date:
11/09/2012
Silicon Labs announces new single-chip relative-humidity and temperature sensor

Click image to enlarge: Si7005 digital relative-humidity and temperature SoC block diagram

Silicon Labs' new Si7005 digital relative-humidity and temperature SoC combines a mixed-signal IC manufactured on standard CMOS with a proven technique of measuring humidity using a polymer dielectric
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Date:
11/08/2012
STMicroelectronics boosts 4G connections and battery life with advanced tunable chips

Click image to enlarge: The STPTIC adjusts capacitance smoothly, without steps.

STMicroelectronics is working to help avoid dropped calls and increase battery life with a new range of highly miniaturized adaptive devices that dynamically optimize handset antenna performance.
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Date:
11/08/2012
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