Circuits

Battery Charger ICs are programmable via SMBus(TM).

Battery Charger ICs are programmable via SMBus(TM).

Respectively capable of operating at 850 and 500 kHz, MAX17435/MAX17535 come in 4 x 4 mm, 24-pin TQFN package with exposed backside pad and suit battery-powered applications where space is critical. SMBus interface enables programming of charge current, charge voltage, input current limit, relearn voltage, and digital IINP voltage readback settings without changing external components. Both ICs...

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Power Management ICs save space on data cards.

Power Management ICs save space on data cards.

Respectively suited for USB dongles and PC cards, MAX8982A/MAX8982X are intended for LTE/WCDMA/GSM/GPRS/EDGE data cards based on Icera E400/E450 platform and integrate 4 step-down converters and 9 LDOs to power all RF and baseband circuitry. I-²C interface or dedicated control input can be used to program individual output voltages and enable/disable all regulators. Features also include 3...

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Audio Processor boosts sound quality in miniature equipment.

Audio Processor boosts sound quality in miniature equipment.

Supplied in 7 x 7 x 1 mm QFN package, SoundTerminal® STA321MP integrates interface for direct connection to MEMS digital microphone as well as standard microphone input. Second MEMS input allows connection to tiny sensor for detecting speaker movements, allowing designers to apply active-sound shaping. Suited for multi-function products such as smartphones, audio processor exhibits low...

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Buck-Boost DC/DC Converter extends mobile device battery life.

Operating at 6 MHz, Model MB39C326 switches automatically between buck operation when battery is fully charged and boost operation as battery is discharged, maximizing battery's overall operating voltage and providing stable power supply to power amplifier. Power management IC provides up to 800 mA of output current over input voltage range of 3.1-4.6 V. Housed in 20-pin 2.15 x 1.94 mm WL-CSP,...

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Bi-Directional ESD Protectors come in 0201 and 0402 packages.

Model SESD0201P1BN-0400-090, available in 0201 package with input capacitance of 4.0 pF and SESD0402P1BN-0450-090, offered in 0402 package with 4.5 pF capacitance utilize SMT technology for placement on PCBs. Units feature surge rating of 2 A under 8 x 20 -µs surge and ESD rating of 10 kV contact discharge, as well as leakage current of 1.0 -µA maximum and response time of less than 1 ns....

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Programmable DC/DC Power Management IC simplifies system designs.

Used for powering multi-rail digital chipsets, SMB109 offers multiple DC/DC outputs with digital power management/monitoring and non-volatile system configuration. IC integrates 8 outputs, 3 current-mode buck controllers, one LDO controller, and 4 load switch controllers with digital I-²C interface in 7 x 7 mm QFN-56 package. Able to be configured during development and re-programmed in-system...

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ULE Radio SoC enhances wireless sensor networks, smart metering.

Built on AMx(TM) Mixed Signal technology, TZ1053 TELRAN ultra-low energy (ULE), sub-1 GHz radio offers 1 V operation and consumes less than 3 mW during continuous use. SoC comprises transceiver, baseband, embedded microprocessor, and control logic. Radio also contains 8051 running Nanopower Sensor Protocol, allowing programming and control via high level commands over UART or OTA. Data rate is 50...

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Dongbu HiTek Licenses EnSilica's eSi-RISC Processor Cores

Embargo: Wokingham, UK - January 27, 2011. EnSilica, a leading independent provider of front-end IC design services, has announced that Korea's Dongbu HiTek has licensed the eSi-1600, part of its eSi-RISC family of embedded processor cores. The eSi-1600 provides a highly optimized solution with both very low gate and cycle counts. The fully integrated processor sub-system, including memories,...

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Current Limiters tolerate AC mains power contact without damage.

Current Limiters tolerate AC mains power contact without damage.

Designed for high-speed protection of communications ports, TBU® (Transient Blocking Unit) DT-Series is comprised of 8 models and offers continuous AC voltage ratings up to 425 Vrms and nominal trigger currents from 150-750 mA. Devices protect circuits against faults caused by shorts, AC power cross, induction, and lightning surges. Protectors do not alter signal performance of high-speed...

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Siemens Aerospace Uses Analog Devices iCoupler Digital Isolation Technology for Sophisticated Satellite Power Protection System

Siemens Aerospace Uses Analog Devices iCoupler Digital Isolation Technology For Sophisticated Satellite Power Protection System ADI's digital isolators proved essential in achieving a high density PCB with over 100 individually isolated power supply domains. NORWOOD, Mass. - Analog Devices, Inc. (ADI), a global leader in high-performance semiconductors for signal processing applications, is...

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