Power Electronics / Power Management


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Amplifiers deliver 90% power efficiency for automotive audio
8 February 2006
Ushering in a higher standard in car audio, Texas Instruments has released its first digital amplifiers designed to meet the high reliability and unique requirements of the automotive market. The TAS5414 ...

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General purpose rectifiers in small footprint package
8 February 2006, MB Silicon Systems
Central Semiconductor has released a series of 1,0 A general purpose rectifiers in the flat lead SOD-123F surface mount package. The new CMMR1 series of devices have peak repetitive reverse voltages of ...

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Single-output 200 W supply with PFC is highly compact
8 February 2006, Current Automation
In a package measuring 127 x 76 mm, and 1U high, Mean Well has managed to squeeze power supply with power factor correction (PFC) function that achieves 200 W. Thanks to the advanced technology of soft ...

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Dual pair Schottky diode package
8 February 2006, MB Silicon Systems
Central Semiconductor has released a dual pair of low VF Schottky diodes packaged in a space-saving SUPERmini SOT-26 surface mount case. The new CMXSH2-4LS device consists of two pairs of low VF Schottky ...

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Fully-featured voltage supervisors are tiny
8 February 2006, Altron Arrow, Electrocomp, Tempe Technologies
Microchip Technology has released 10 new voltage supervisors: the MCP1316, MCP1316M, MCP1317, MCP1318, MCP1318M, MCP1319, MCP1319M, MCP1320, MCP1321 and MCP1322. The new devices offer a watchdog timer, ...

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Choosing the right temperature sensor
25 January 2006, Altron Arrow, Tempe Technologies
Temperature sensors are used in a wide range of functions, ranging from shut-down in the event of an over-temperature condition, to display temperature and thermal calibration in high-accuracy systems. ...

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Range of non-isolated DC-DC converters extended
25 January 2006
Bourns has announced the release of an extended range of non-isolated DC-DC converters in industry-standard packaging. The company's non-isolated converters provide the low voltages needed to support ...

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MOSFET improves conduction losses by up to 30%
25 January 2006
International Rectifier's IRF6648, a 60 V DirectFET power MOSFET featuring a maximum on-state resistance of 7,0 mΩ (VGS = 10 V) is claimed to enable up to 30% lower device conduction losses compared to ...

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Low-side intelligent power switches are automotive-qualified
25 January 2006
International Rectifier has introduced the IPS10xx family of low-side intelligent power switches (IPS). The devices are qualified to Q100, making them highly suitable for harsh automotive environments ...

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Mobile power made easy
25 January 2006
Solar technology has now progressed to deliver efficient DC energy out in the field for many mobile devices. Solar manufactures solar products for low power consumption PDA and cellular users in the field, ...

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Small 100 W AC/DC switcher for industrial and medical applications
25 January 2006, Vepac Electronics
The ECM100 single-output AC/DC switching power supply from XP Power is claimed to be the world's most compact unit of its type. Using innovative physical and electrical construction, it comes with full ...

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Quad-output enclosed type switching power supply
25 January 2006, Current Automation
Mean Well has introduced the QP-320 series, a 320 W quad-output enclosed type switching power supply with power factor correction (PFC) function. Featuring 20 A (<1 ms) peak current capability for the ...

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Step down regulators for portable applications
25 January 2006, Hi-Q Electronics
AnalogicTech's AAT2506 and AAT2511 step-down voltage regulators offer high current capability, rapid turn-on time, and high level of integration that the company says will help designers meet rising performance ...

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LED driver/power-converter is efficient and space saving
25 January 2006, Altron Arrow, EBV Electrolink
ON Semiconductor's NCP5603 - a white LED driver designed to drive high brightness LEDs in torch or flash applications for camera phones and other portable uses, provides power conversion by means of a ...

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Dual output synchronous DC/DC controller
25 January 2006
Linear Technology's LTC3827, a low quiescent current, 2-phase dual output synchronous step-down DC/DC controller IC, draws only 80 μA when one output is active and only 115 μA when both outputs are active. ...

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Open frame power supplies
30 November 2005, Current Automation
Mean Well introduced two new members to its open frame product line: the PS-05 and PS-15 series, to fill up the gap in its low wattage range. The new 5 W and 15 W PCB type switching power supplies comply ...

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Cooling aggregates for more efficient heat control
30 November 2005, Electrocomp
Heat can be carried off from electronic components very effectively using cooling aggregates, as the strong air flows ensure a much greater heat dissipation per volume unit than is possible by simple ...

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Linear regulator power supply IC
30 November 2005, CST Electronics, Electrocomp
Maxim's MAX8761, a complete linear-regulator power-supply solution for thin-film transistor (TFT) LCD panels used in monitors and TVs, is highly integrated to save cost and space. The device includes ...

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Power controller IC with high current integrated MOSFET drivers
16 November 2005
The ISL6310 from Intersil is a two-phase PWM control IC with integrated MOSFET drivers. It provides a precision voltage regulation system for multiple applications including, but not limited to, high ...

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More cost-effective power converter module option
16 November 2005
Vicor is offering a new, lower cost option for its high performance line of second generation DC-DC converter modules and Vipac Arrays: the E-Grade versions. The manufacturer says that these DC-DC ...

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