Power Electronics / Power Management


Latest Articles

Boost LED drivers
16 July 2014, Current Automation
The LDH-45 family of boost DC-DC LED drivers from Mean Well can supply 350, 500, 700 or 1050 mA of constant output current. They have 9 – 18 V (LDH-45A-X) and 18 – 32 V (LDH-45B-X) input ranges and can ...

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Thyristors for pulsed power systems
16 July 2014
IXYS has unveiled a new range of 1500 V MOS-gated thyristors housed in its proprietary surface mount power device (SMPD) and high-voltage TO-247 packages.    Capable of carrying current up to 32 kA ...

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Converter bricks with 110 V input
16 July 2014, Vepac Electronics
MTM Power is offering DC-DC converters in a brick case with an input of 110 V (66 - 160 V). The PMD100 110WQB in a quarter-brick case (57,9 x 36,8 x 12,7 mm) has an output power of 100 W while the PMD150 ...

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Automotive buck converters
16 July 2014
The MAX20002 and MAX20003 are small, synchronous buck converters with integrated high-side and low-side MOSFETs. Each device is designed to deliver up to 2 A/3 A with input voltages from 3,5 V to 36 ...

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Current-sharing LDOs for harsh environments
16 July 2014, EBV Electrolink
Texas Instruments has introduced new current-sharing low-dropout (LDO) linear voltage regulators for harsh environments. The current-sharing feature of the 3 A TPS7H1101-SP and the 0,5 A TPS7H1201-HT ...

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Power factor controllers
25 June 2014, Electrocomp
TDK has extended its BR7000 series of EPCOS power factor controllers with two new types: the BR7000-I-TH offers 12 relay outputs for capacitor contactors and 12 transistor outputs for thyristor modules; ...

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AC-input LED drivers
25 June 2014, Vepac Electronics
XP Power announced additions to the DLE series of AC-input LED drivers. Adding to its extensive range of 15 – 60 Watt models, the DLE25 and 35 series incorporates universal input with active power factor ...

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150 W power supplies
25 June 2014, Sivan Electronic Supplies
Sunpower’s SPH-150-xx power supply range features universal AC input and single outputs of 5 V, 12 V, 24 V or 48 V d.c. The 150 W units incorporate power factor correction circuitry ensuring a power factor ...

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Medical power adaptors
25 June 2014, Current Automation
Catering to the medical electrical device market’s demand for highly reliable power supplies, Mean Well has introduced the GSM90B series of 90 W desktop type medical adaptors.    The series is certified ...

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Power supplies for active corrosion control
25 June 2014, Accutronics
Bridges, ships and offshore wind turbines are three examples where the prevention of corrosion of the structure is very important and greatly reduces operating costs.    For environmental reasons, the ...

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USB power delivery ­controllers
25 June 2014, Tempe Technologies
Microchip has released a new family of USB power delivery (UPD) controllers: the UPD100X with an industry-standard power delivery and battery charging protocol. A single USB cable can be used for data ...

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Inverter modules for low-power motors
25 June 2014, Altron Arrow
Analog Devices introduced new highly integrated RF ICs for multiband base stations and point-to-point (PtP) radios. The ADRF6720 I/Q modulator, ADRF6820 I/Q demodulator and ADRF6612 dual-mixer are ideal ...

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150 V n-channel MOSFET
4 June 2014, EBV Electrolink
Vishay has introduced the industry’s first 150 V n-channel MOSFET in the compact, thermally enhanced PowerPAK SC-70 package. With a 2 x 2 mm footprint, the SiA446DJ is designed to increase efficiency ...

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Single-supply LDO regulator
4 June 2014, KH Distributors
Exar’s new XR71211 is a low-dropout (LDO) regulator providing 1,5 A from voltages as low as 1,4 V and a guaranteed dropout voltage of 250 mV at maximum junction temperature. It is targeted at 1,5 V to ...

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Constant current LED power supplies
4 June 2014, Current Automation
Mean Well has introduced new 12 W and 25 W LED power supplies with integrated power factor correction. Featuring a 110 – 295 V a.c. input range and constant current design, the PLM-12 and PLM-25 series ...

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Linear voltage regulator
4 June 2014, Altron Arrow
STMicroelectronics’ LDLN015 is an ultra low-noise linear regulator which provides 150 mA maximum current from an input voltage between 2,1 V and 5,5 V, with a typical dropout voltage of 86 mV. With its ...

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DC-DC converter with high isolation
4 June 2014, Accutronics
ConTech’s new TMR series of DC-DC converters offers up to 10 Watts of fully regulated output power in a 5 x 2,5 mm case with an industry standard footprint. The series offers a 2:1 input range with nominal ...

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600 V trench IGBTs
4 June 2014
International Rectifier has expanded its portfolio of energy-efficient 600 V insulated-gate bipolar transistors (IGBTs) in a variety of packages. The new rugged, reliable IRxx46xx series is optimised ...

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Convection cooled 400 W power supplies
4 June 2014, Vepac Electronics
XP Power announced the SDH400 series of single- and dual-output 400 Watt power supplies. These compact 1U profile chassis mount units, measuring 203,0 x 127,0 x 40,64 mm, can deliver their full 400 W ...

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PFC thyristor module
4 June 2014, Electrocomp
TDK’s new EPCOS TSM-LC-S thyristor module for dynamic power factor correction (PFC) is designed for voltages of 200 V to 440 V a.c. (50/60 Hz) and is suitable for compensating reactive power up to 55 ...

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