Power-supply ICs and controllers
(a sub category of Active components)
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Latest articles from 'Power-supply ICs and controllers'
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Showing 476-500 of 2483 articles
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LED driver handles multiple displays
Multimode charge pump features low-noise constant-frequency operation, automatically optimising efficiency based on the voltages across the LED current sources.
News from Linear Technology Corp, Apr 2, 2008
High-voltage devices expand LDO applications
LDOs are ideal for automotive applications where a device is powered directly from the car's battery as well as high-voltage industrial applications.
News from Microchip Technology, Apr 1, 2008
Lithium-ion charger runs from 28V supplies
Device integrates proprietary temperature and constant-current constant-voltage regulation circuitry to eliminate overheating during fast charging.
News from Maxim Integrated Products, Apr 1, 2008
Boost convertors have safety in mind
Devices have the ability to regulate output voltage even when the input voltage exceeds the output, further extending battery runtime.
News from Linear Technology Corp, Mar 31, 2008
Step-down controller runs 100% duty cycle
Dual-output step-down switching regulator DC/DC controller produces output voltages up to 30V.
News from Linear Technology Corp, Mar 28, 2008
LED controllers boost intelligence
EZ-Color now includes drivers for the DMX512 protocol, enabling designers to create an entire intelligent lighting network quickly and easily with no coding required.
News from Cypress Semiconductor, Mar 28, 2008
Motor controller ICs simplify system design
The Hall sensor inputs can be driven directly by a microprocessor, which makes the A3930 and A3931 key components in a robust sensorless back-EMF solution.
News from Allegro MicroSystems Europe, Mar 27, 2008
MOSFET drivers enable speedy switching
High-speed single and dual MOSFET drivers are ideal for use in power MOSFET switching, motor control and ultracompact high-frequency switching power supplies.
News from Maxim Integrated Products, Mar 25, 2008
Controller improves light load efficiency
Key features include 0.5% overall system set point accuracy and daisychain digital phase timing for accurate phase interleaving without the need for external components.
News from International Rectifier, Mar 25, 2008
LED driver range covers many strings
Single-channel devices integrate a pass element with a low, 0.4V (typical) dropout voltage, thus eliminating the need for an external power transistor.
News from Maxim Integrated Products, Mar 21, 2008
Bright answer for dimming backlights
DC/DC convertor ICs are ideal for applications such as automotive display backlighting.
News from Linear Technology Corp, Mar 20, 2008
Half-bridge gate drivers are fully isolated
Integration eliminates components, reduces system cost and size by as much as 50%, and improves system reliability and quality by simplifying designs.
News from Analog Devices, Mar 20, 2008
Perfect score for environmental management system
Zero-zero outcome is real confirmation of Zetex' long-standing commitment and responsible attitude towards the impact of its activities, products and services on the environment.
News from Zetex, Mar 18, 2008
Fractional charge pump boosts LED drive efficiency
The CAT3637 is optimised for applications with one bank of five or six identical LED channels, a typical configuration for larger LED screen portable products.
News from Catalyst Semiconductor, Mar 14, 2008
Step-down DC/DC controller is most frugal
Drawing only 30uA in sleep mode, the LTC3834/-1 is ideal for preserving battery energy in "always-on" automotive systems or battery-powered devices.
News from Linear Technology Corp, Mar 14, 2008
DC/DC convertors shrink to chip-scale packages
More compact packaging option also reduces noise compared with traditional packaging with bond wires.
News from Advanced Analogic Technologies, Mar 14, 2008
Power devices don low-profile packages
Package exhibits the same low thermal impedance as the traditional TO-220, yet stands less than 10mm above the PCB - half the height of the 45-year-old package design.
News from Power Integrations, Mar 12, 2008
Load switches offer multiple slew-rate options
The FPF1007-9 family features slew-rate times of 10us, 80us and 1ms, providing the designer flexibility in choosing the slew rate that best fits their application.
News from Fairchild Semiconductor, Mar 12, 2008
White LED driver integrates audio circuitry
Device combines a negative charge pump with a fully differential bridged audio amplifier and two low-noise low-dropout current regulators.
News from Maxim Integrated Products, Mar 11, 2008
Building blocks create multiphase power systems
Power stage is optimised for very low EMI, eliminating the need for power-hungry external snubber circuits in EMI-sensitive designs such as consumer game consoles.
News from International Rectifier, Mar 11, 2008
MOSFET driver goes high and low
Hgh-speed high-input-voltage synchronous MOSFET driver powers upper and lower power N-channel MOSFETs in synchronous rectified convertor topologies.
News from Linear Technology Corp, Mar 10, 2008
Power management IC manages car accessories
MOST technology allows a range of multimedia devices, such as CD or DVD players, car radios and personal navigation devices, to be added to a car with minimal effort.
News from STMicroelectronics, Mar 10, 2008
Buck regulators on track for sequencing
Dual-output PWM buck regulators integrate MOSFETs that deliver 2 or 3A output current for a variety of consumer applications.
News from ON Semiconductor, Mar 7, 2008
LED driver allows channel adjustment
Each of the A6285's 16 channels individually adjusted from 0 to 100% of the maximum value via the dot correction register.
News from Allegro MicroSystems Europe, Mar 6, 2008
LED driver cuts external component count
The SP6887 is compatible with PWM dimming up to 1kHz and analogue dimming and can enable/dim individual LEDs through a 3bit parallel interface.
News from Exar, Mar 4, 2008
Showing 476-500 of 2483 articles
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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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