Power Electronics / Power Management


Latest Articles

40 V BCDMOS driver interface IC
6 November 2002, Altron Arrow
Atmel has available a new BCDMOS driver interface IC with improved performance features. Optimised for applications in harsh environments, the ATA6822 supports operations up to 40 V. The device is designed ...

Read more...
Dual opposing polarity Schottky diodes
6 November 2002, MB Silicon Systems
Central Semiconductor's CMKSH-3DO Dual Opposing Polarity ULTRAmini Schottky Diode in six lead SOT-363 surface mount package consists of two individual galvanically-isolated diodes with opposing polarities. ...

Read more...
Battery monitor with hysteresis and micro supervisor
6 November 2002, CST Electronics
Maxim's MAX6439-MAX6442 battery monitors with hysteresis to eliminate low-battery chatter in battery-operated systems feature a microprocessor supervisory reset circuit for monitoring system voltages ...

Read more...
AC-DC converter IC set to do away with energy-wasting linear transformer adapters
23 October 2002
What is said to be a revolutionary switching power supply IC, that cost-effectively replaces inefficient linear transformer designs in adapters and battery chargers rated at 3 W and below, has been announced ...

Read more...
Converter boosts 3 V to 15 V
23 October 2002
ON Semiconductor's NCP1403 is a monolithic pulse frequency modulation (PFM) step-up DC-DC converter is designed to boost the voltage of a single lithium battery or a two-cell AA or AAA battery up to 15 ...

Read more...
Dual DMOS FETs in SOT-26 package
23 October 2002, MB Silicon Systems
Central Semiconductor's CMXDM7002A Dual SUPERmini N-Channel Enhancement-mode DMOS FET is offered in the SOT-26 surface mount package. This device is claimed to offer improved specifications compared to ...

Read more...
Three-phase single chip metering IC
23 October 2002
Analog Devices' ADE7752 is a three-phase electrical energy metering IC with watt-hour output. Compatible with a wide range of three-phase grid configurations including direct connect and transformer operated, ...

Read more...
25 W power supply modules
9 October 2002, Sivan Electronic Supplies
Sunpower's SPS-025 series of 25 W single output power supply modules offer the following features: universal full range AC input; over-load, over-voltage and short circuit protection; over temperature ...

Read more...
Small bridge rectifier for up to 250 V
9 October 2002, Electrocomp
Diotec's MicroDIL MYS 40-250 series are claimed to be the smallest bridge rectifier in their class. Rated for currents 0,5 A and input voltage to 250 Veff, the MYS series has a case dimension of only ...

Read more...
Small all-ceramic low noise regulator
9 October 2002, CST Electronics
Maxim's MAX1973 and MAX1974 are 1 A step-down regulators for network and telecoms. Each device operates at a constant 1,4 MHz switching frequency over the load range and minimises noise interference. ...

Read more...
Low-voltage ICs for portable power
9 October 2002, Altron Arrow, EBV Electrolink
National Semiconductor offers a series of CMOS power management ICs. They include the LM2608, LM2614 and LM2618 magnetic buck DC/DC converters and LM2788 and LM2798 switched capacitor buck converters. ...

Read more...
Transformer for high accuracy power measurement calibration
25 September 2002
A new transformer TZ 105V has been developed by Tae Hwa. Designed to meet class 1 requirements, it is ideally suitable for use in high accuracy power measurement, power calibration, energy watt meters ...

Read more...
Low noise, low-dropout regulator requires no capacitor
10 September 2002
Philips Semiconductors' CapFREE SA57000 is part of a series of low-noise, low-dropout regulators. While other devices may appear to be capacitor-free, most have restrictions on capacitive load and require ...

Read more...
Hot swap controller with multiple-level control
10 September 2002
Linear Technology's LTC4210, in 6-pin SOT-23 package, is a hot-swap controller that provides active current limiting for over-current transients and latches off an external N-channel MOSFET during short-circuit ...

Read more...
Power MOSFETs' current capability increased by 30%
28 August 2002
International Rectifier has introduced 100 V, IRFB4710 and IRFS4710 HEXFET power MOSFETs that it says increase power density in 48 V input, half or full-bridge topologies used in the high performance ...

Read more...
LDOs with low supply current and low noise
28 August 2002, Electrocomp
NJR's NJM28XX/NJU777X series LDOs (low drop-out regulator) feature low supply current and low noise. NJR has extended its industry-standard NJM2871F/NJM2872F models with the NJU777XF series for power-saving, ...

Read more...
SMD miniature 2 W converters
28 August 2002, Brabek
Recom's RTS and RTD product ranges are 2 W DC/DC-converters with single and dual outputs. In UL94V-0 SMD case that measures only 12,75 x 8,6 x 8,4 mm (single output - RTS) and 15,1 x 8,6 x 8,4 mm (dual ...

Read more...
2U redundant PSU with active power factor correction
28 August 2002, Sivan Electronic Supplies
Sunpower Technology's new 2U Mini Redundant power supply with active power factor correction is rated 450+450 W and has a universal full range AC input. The SPR-2450P6 also meets international safety ...

Read more...
Encapsulated AC/DC power modules
28 August 2002
The TRACO POWER TML series offers a range of fully encapsulated AD/DC power supplies for PCB mounting with output power of 5, 10, 15 and 30 W. There are 34 standard models available with single, dual ...

Read more...
Powering DVB-T - the future
14 August 2002
DVB-T (digital video broadcast-terrestrial) decoders will provide a low-cost route into digital TV for the large number of consumers still relying on analog services. A compact, low-cost DVB-T system ...

Read more...



<< First   < Previous   Page 171 of 184   Next >   Last >>