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total search20 articles
2005-09-02 Regulator delivers the boost to bias LCDs
Allegro MicroSystems' A8483 is a 1.2MHz step-up regulator chip suited for general purpose battery-powered work as well as bias/backlighting supplies for plasma and liquid-crystal displays.
2006-06-19 DC/DC regulator delivers 5V for portable apps
austriamicrosystems rolled out a step-up DC/DC regulator with a synchronous rectifier for battery-powered portable applications requiring a 5V supply
2002-08-07 TI power management ICs extend battery life
TI's new power management devices provide dual outputs for system and core voltages, extending battery life in portable devices with 95 percent efficiency.
2005-11-01 Constant current output produces best pictures from your phone
Current-controlled charge pump enables a suitable drive source for flash LEDs in camera phones.
2013-05-30 PMICs cut thermal stress in phone, tablet processors
The AS3721 from ams claims to enable a compact remote feedback path from the processor to the IC's integrated DC-DC controllers.
2008-01-30 Programmable HB LED drivers enable greater versatility
Maxim's MAX16816 is a high-voltage, high-power HB LED driver that provides many user-programmable features through on-chip non-volatile EEPROM registers
2005-04-14 New dc-dc controller suits avionics, telecom power systems
Linear Tech introduced a 125C-rated wide input and output voltage range versatile dc-dc controller that designed for use in step-down, step-up, inverting or SEPIC circuits with up to 100W of output power
2008-04-07 DC/DC boost converter delivers 50V from single Li-ion cell
austriamicrosystems has launched the AS1340 high voltage boost regulator with up to 50V output voltage, which is well suited for LCD or OLED display bias in battery-powered applications
2003-11-14 TDK interface chips suit identification environments
TDK Semiconductor Corp. has released three low-cost smart card interface ICs that are designed for use in payment and identification environments.
2005-01-04 Power-management IC digitally programmable
The new dc-dc converter/controller from Summit Micro is touted by the company to be the first power-with-power-management IC for portable apps that is digitally programmable.
2005-09-01 Power IC with charger boosts management potential
Summit Microelectronics' multi-output SMB122, a 2G power-management IC equally at home in either single Lithium-ion cell or AC-input applications, brings power regulation and advanced power control to the designer's table.
2007-08-16 PMICs pack power into small portables
Vendors are now addressing power management problems in circuits that embed intelligence.
2005-01-03 MP3 Players- National Semiconductor
MP3 players have revolutionized the way we listen and distribute music.
2003-10-16 Mixed-signal integration key to future power management in portables
IC integration is simplifying the design of portable power electronics--maximizing battery life in the smallest board area and lowering cost.
2010-08-10 LMU features ambient light sensing, dynamic luminance scaling
The AS3676 from Austriamicrosystems is a light management unit for flexible power management for LEDs. It targets portable devices and highlights ambient light sensing and dynamic luminance scaling.
2005-10-03 Energy-harvesting chips: The quest for everlasting life
Research continues in developing higher energy-density batteries, but the amount of energy available is low and finite.
2004-12-08 Digitally set dc-dc converter/controller boosts portables
Summit bills its SMB120 nine-channel dc-dc converter/controller as the first power-with-power-management IC for portable apps that's digitally programmable.
2006-01-11 Controller combines digital manager and battery charger
Summit Microelectronics' SMB118 power manager ICs integrates six precision programmable regulators and a programmable battery charger to cut system size and cost in portable consumer electronics.
2008-03-25 Analog companion IC joins power management, audio interface
Atmel has announced the release of its AT73C209 analog companion power supply and audio interface IC designed for low-cost music players.
2008-10-17 'Smallest' PMIC rolls for portable media players
Maxim Integrated Products has released what it claims to be the smallest power management IC (PMIC) that integrates a single-cell Li-ion/lithium-polymer (Li-Poly) charger with proprietary Smart Power Selector circuitry that seamlessly distributes power within the system.
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