Fully integrated ±100 A open loop current sensor 30 June 2004 Allegro MicroSystems has introduced a fully integrated ±100 A open loop current sensor. Involving the continued use of linear Hall-effect sensor devices in current sensing applications, the programmable ...
Adaptive ballast control chip for CFL 30 June 2004 International Rectifier's IR2520D is a compact fluorescent lamp (CFL) ballast control IC that can adapt to changing supply voltage, frequency and lamp conditions to increase lamp life and reliability. ...
Very high capacitance double layer capacitors 16 June 2004, Denver Technical Products Denver Technical Products offers double layer capacitors that have a very high energy density for memory backup power. The Maxcap double layer capacitors are a new electric energy storage device with ...
High efficiency charge pumps for white LEDs 16 June 2004, Hi-Q Electronics, Products & Solutions Advanced Analogic Technologies' charge pumps for white LED applications combine a loadswitch (1X) with fractional (1,5X) and doubling (2X) conversion, to support LEDs with a wide range of forward voltages. ...
Smallest power system on a chip 16 June 2004, Security Services & Risk Management Enpirion has released what it claims is the world's smallest power system on a chip (PSoC). The EN5330 integrated DC-DC converter is for use in point of load (POL) applications. The device, which features ...
Low standby power semiconductors 16 June 2004, Electrocomp, Information Security Infineon Technologies claims its third generation integrated multichip power IC family provides the industry's lowest standby power consumption. The CoolSET F3 family exceeds specifications of such standards ...
Chipscale P-Channel MOSFET sets new record 16 June 2004 A chipscale p-channel power MOSFET claimed to offer the industry's lowest on-resistance of such a device with footprint under 3 mm2 has been released by Vishay Siliconix. Aimed at battery switch, power ...
Control IC for halogen lamp transformers 16 June 2004, Infrastructure The IR2161 is an 'intelligent' control IC specifically designed for electronic transformers that drive low voltage halogen lamps. All necessary features are integrated into a single 8-pin DIP or SOIC, ...
Choosing the right power management bus for portable system designs 2 June 2004, Hi-Q Electronics Portable system designers are continually struggling to add more innovative features and at the same time minimise power consumption. Thus, designers must integrate system power management components, ...
Isolated 48 V, 300 W converter for Power-over Ethernet and VoIP 2 June 2004 Vicor's newest member of its V•I Chip bus converter module (BCM) family, the B048K480T30, is rated for 300 W and with an efficiency of 97%. It provides 2250 V d.c. primary-to-secondary isolation with ...
PS/2 size 230 W redundant power supply 2 June 2004, Centurion Micro Electronics This power supply from IEI Electronics has an input of 90 to 130 V a.c. or 180 to 260 V a.c. (selectable), with maximum output power of 230 W at 30°C. It also has a power fault warning in that should ...
AC-DC power converters 2 June 2004, Perimeter Security, Alarms & Intruder Detection The Convert Select front end line from Power One is a family of DIN-rail mountable AC-DC converters with power factor correction. The converters are suited for use in demanding applications such as power ...
DIP-8 power conversion IC delivers 34 W with no heatsink required 2 June 2004, Perimeter Security, Alarms & Intruder Detection The expanding TOPSwitch-GX high-voltage power conversion IC family from Power Integrations has added another member - the DIP-8 packaged TOP246P, which delivers up to 34 W of continuous power without ...
GaAs Schottky diodes have improved performance 2 June 2004, Security Services & Risk Management Ixys offers a new generation of high speed Gallium Arsenide Schottky diodes. An extended product range offering breakdown voltage from 180 to 600 V, a much reduced reverse current and higher current density, ...
Ultra-high efficiency DC-DC IBA converter 2 June 2004 Power-One has introduced a 96,2% ultra-high efficiency quarter brick DC-DC converter capable of delivering up to 300 W of power for 12 V d.c. intermediate bus architecture (IBA) applications.
The QTS48T25120-NDA0 ...
Synchronous step-down regulator delivers 4 A with tracking 2 June 2004 Linear Technology's LTC3416 is a 95% efficient synchronous buck regulator, which uses a constant frequency, current mode architecture. It also offers voltage tracking for easy supply sequencing. The device ...
Rugged ideal diode-OR operates from over wide temperature 2 June 2004 The LTC4412HV is a robust 'ideal diode' controller with at least 10x lower forward voltage than a Schottky diode, according to the manufacturer, Linear Technology. As a result, the device provides increased ...
Replacements for discontinued Zener diodes 2 June 2004, Electrocomp Diotec is offering Zener diodes in SMD and through-hole packages, which have been either discontinued by competitors or are hard to find. These are industry-standard ZMM and ZMY in SMD package as well ...
New MOSFETs can boost DC-DC converter efficiency 2 June 2004 STMicroelectronics' STripFET III devices, with superior ON-resistance gate charge figure of merit results, are highly suited for DC-DC converters including buck topologies, and their derivatives, that ...