Circuits

Six-Channel LED Driver delivers robust fault protection.

Six-Channel LED Driver delivers robust fault protection.

Providing protection from faulty LED strings, HV9957 combines switch-mode boost converter and 6 low dropout, linear current regulators to deliver efficiency and precise current control. Temperature-triggered fault protection and outlier approach are used to identify faulty strings, which are turned off only when absolutely necessary. Remaining strings continue normal operation. RoHS-compliant IC...

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Temperature Sensor IC provides PWM output signal.

Developed in CMOS technology, 1-wire Model S-5855A changes duty cycle of frequency, preset with single capacitor, according to ambient temperature. Temperature at which sensor will start to modulate its output signal is determined at time of order and may be selected from 40-80-

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Siemens and Micronas Announce Development Partnership in the Gas Sensor Segment

The Fire Safety & Security Products business unit of Siemens Building Technologies is collaborating with the Industrial division of Micronas to develop and market a new type of Siemens fire detector based on Micronas chip technology. Zurich - The Fire Safety & Security Products business unit of the Siemens Building Technologies division and Micronas (SIX Swiss Exchange: MASN) today announced a...

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Multi-String LED Drivers promote power efficiency for displays.

Multi-String LED Drivers promote power efficiency for displays.

Intelligent multi-string LED drivers use efficiency optimizer (EO) technology to decrease power consumption to lowest practical level. Capabilities enable LCD TVs to achieve 10M:1 dynamic contrast and minimal motion-blur. ICs also provide over 10,000:1 PWM dimming range for PC monitors and industrial displays. In solid state lighting applications, ICs and MCUs allow dynamic white-point setting,...

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MediaTek MT6236 EDGE Solution Makes a Splash in Latin America Markets

HSINCHU, Taiwan - MediaTek Inc., a leading fabless semiconductor company for wireless communications and digital multimedia solutions, today announced that its EDGE mobile phone MT6236 IC chip solution which released early of the year, has earned huge recognitions among industry. The MediaTek MT6236 integrates a high-powered CPU to support the sleek and smooth operation of 3D wallpaper, Internet...

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STMicroelectronics Encourages Energy Efficiency; Strengthens Design Platform for Three-Phase Motor Drives

New STM32 software building blocks and easy-to-use graphical tool simplify and speed-up design of energy-saving intelligent motor controllers GENEVA, -- STMicroelectronics (NYSE: STM), a global semiconductor leader serving customers across the spectrum of electronics applications, has unveiled new resources for customers that will simplify design and speed up development of energy-saving...

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USB 2.0 High Speed PHY is available on LFoundry's 150 nm process.

USBHS-PHY provides complete, mixed-signal transceiver macro-cell that implements USB 2.0 physical layer for host and device applications. Compliant with UTMI+ specification, solution features built-in self test, self calibration termination, and pull-up resistors for seamless operation. Compliant with all relevant layers of USB specification for High, Full, and Low Speeds, PHY also supports 3.3 V...

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Hot Swap Controller ICs measure and manage power.

Hot Swap Controller ICs measure and manage power.

Featuring on-chip PMBus support, Models LM5066 and LM5064 operate over input voltage ranges of 10-80 V and -9 to -80 V, respectively. Integrated system protection and management blocks precisely measure, control, and manage electrical operating conditions in systems such as routers, switches, and base stations. Both models have selectable 25 mV/50 mV current limit thresholds for addressing wide...

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Crocus Introduces Breakthrough Magnetic-Logic-Unit(TM) (MLU) Technology

MLU extends Thermally Assisted Switching(TM) architecture to enable advanced logic and memory functions SUNNYVALE, Calif., -- Crocus Technology, a leading developer of magnetic semiconductors, today announced its Magnetic-Logic-Unit (MLU) architecture, a scalable evolution of Crocus' Thermally Assisted Switching((TM)) (TAS) technology, that permits practical implementation of advanced logic and...

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