Power-supply ICs and controllers
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Power-supply ICs and controllers
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Price cuts lead to revenue shortfall
ON Semiconductor advises that revenues for the second quarter of 2003 will decline by 3 to 5% compared with the first quarter of 2003.
News from ON Semiconductor, Jun 25, 2003
Single chip manages full lithium charging regime
The Semtech SC803 is a highly integrated, low-cost single-chip battery-charger device specifically designed for use with lithium-ion (Li-ion) and lithium polymer batteries.
News from Pulsar Electronics, Jun 24, 2003
Wide inputs for HV linear regulator chip
The LR12 is a high-voltage adjustable linear regulator featuring a wide operating input voltage range of 13.2 to 100V.
News from Supertex, Jun 24, 2003
Patent award for novel LDO design
Catalyst Semiconductor has been awarded a US patent on its innovative, low dropout linear voltage regulator design.
News from Catalyst Semiconductor, Jun 20, 2003
Motor drivers include real-time lead-angle control
A new range of motor drive ICs incorporates an automatic control function that allows for real-time lead-angle adjustment based on actual motor operating conditions.
News from Toshiba Electronics Europe, Jun 18, 2003
Regulators power up receiver low-noise blocks
The A8285 and A8287 are supply and control voltage regulators designed for use in the low-noise block section of analogue and digital satellite receivers, set-top boxes and internal satellite tuners.
News from Allegro MicroSystems Europe, Jun 17, 2003
Wide input range for flexible switching controller
The LM5642 is a high-voltage two-phase synchronous switching controller tailored for power supply designs for communications, industrial and automotive applications.
News from National Semiconductor, Jun 17, 2003
Drivers integrate MOSFETs with drive circuitry
Five new Little Foot Plus driver products are designed to simplify the use of N-channel MOSFETs in high-frequency buck regulators.
News from Vishay Siliconix, Jun 17, 2003
Power switch cuts transformers down to size
The FS6X1220RT is a highly integrated offline power switch that includes a fully avalanche-rated SenseFET with a current mode PWM IC.
News from Fairchild Semiconductor, Jun 16, 2003
Chipset speeds motor response and protection
International Rectifier has a new chipset for the analogue stage of its iMotion integrated design platform for motion control.
News from International Rectifier, Jun 16, 2003
Rowe gains American responsibilities
Fairchild Semiconductor has appointed Brent Rowe as Regional Vice President of Sales for the America's region.
News from Fairchild Semiconductor, Jun 11, 2003
Power controller goes to industrial extremes
The Endura ISL6558 precision multiphase PWM controller IC is now available with industrial temperature range and near-chip-scale QFN package options.
News from Intersil, Jun 11, 2003
Power process gains new devices
Two new devices that reduce die size and chip costs for PolarFab PBC4 0.5-micron BiCMOS-DMOS (BCD) process, have achieved qualification for production on 6in wafers.
News from PolarFab, Jun 4, 2003
Novel architecture simplifies PFC
A new single cycle control architecture greatly simplifies boost power factor correction circuits commonly found in AC/DC convertors.
News from International Rectifier, Jun 4, 2003
Power manager takes on six convertors
The SMM665 is a six-channel active controller that includes both sequencing and margining functions.
News from Summit Microelectronics, Jun 4, 2003
Multiphase controller offers current-sense options
The Endura ISL6561 is a precision two- to four-phase PWM controller IC for new VRM10-based platforms.
News from Intersil, Jun 3, 2003
Voltage detection ICs include compact options
A new range of miniature high-accuracy reset ICs features typical detection voltages ranging from 2.3 to 6.0V and a range of output and delay options.
News from Rohm Electronics (UK), Jun 2, 2003
High efficiency for buck controller
The SC4601 is a highly efficient low-voltage controller for building synchronous step-down switch-mode regulators.
News from Semtech, May 29, 2003
MOSFETs shrink in size, but not power
Two new highly efficient N-channel MOSFETs are each designed to handle 1.8W of power dissipation.
News from Fairchild Semiconductor, May 28, 2003
Hot-swap controllers protect low-voltage rails
The new Endura ISL6117 and ISL6120 low-voltage hot-swap controllers allow boards to be safely inserted and removed from live backplanes.
News from Intersil, May 28, 2003
Platform speeds sensorless motor control
International Rectifier has introduced an integrated design platform for sensorless control of permanent magnet motors.
News from International Rectifier, May 28, 2003
Automotive transceivers take power onboard
A family of LIN bus transceivers with integrated voltage regulators has been developed by Allegro MicroSystems.
News from Allegro MicroSystems Europe, May 27, 2003
Temperature control speeds charger chip
The MAX1501 is the first linear charger to integrate constant temperature regulation.
News from Maxim Integrated Products, May 27, 2003
Convertor steps down lithium-ion cells to 0.75V
The MAX1572 is the first 800mA PWM step-down convertor capable of delivering low output voltages.
News from Maxim Integrated Products, May 23, 2003
Boost converters extend battery life
The ZSXC410 and 420 are voltage mode boost convertor ICs that achieve 85% efficiency when combined with a high-performance switching transistor and diode.
News from Zetex, May 22, 2003
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Power-supply ICs and controllers
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What is it?
Power-supply ICs and controllers:
Power-supply integrated circuits take unregulated input voltages and regulate them to provide a steady output voltage. Examples of power-supply ICs are linear regulators and switching regulators.
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