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Small-Footprint 0.5 A, 1 A and 1.5 A Flip Chip Schottky Diodes

October 7, 2008 12:31 pm | Product Releases | Comments

Vishay Intertechnology offers FlipKY chip scale Schottky diodes that are said to be the smallest such devices on the market. The Vishay FCSP FlipKY Series includes 0.5 A, 1 A, and 1.5 A devices with footprint dimensions of 0.9 mm × 1.2 mm and 1.5 mm × 1.5 mm. With low profiles of 0.6 mm for the 1 A device and 0.5 mm for the 0.5 A device, these diodes

LISTED UNDER: ICs

WiMAX SoC Supports Base Stations

October 6, 2008 12:31 pm | Product Releases | Comments

Using Fujitsu 65 nm process technology, Fujitsu’s MB86K81 802.16e WiMAX base station SoC offers support for femto, pico, and micro base station architectures. The scalable component incorporates PHY and MAC features along with the analog and digital radio control, and analog circuits required for base station products to pass Mobile WiMAX Wave 2 certiciation requirements. An on-chip

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DAC Uses 2.1 Vrms Line Driver

October 6, 2008 4:58 am | Product Releases | Comments

Allowing a 2 Vrms voltage after the RC filter, Cirrus Logic’s CS4252 24-bit DAC utilizes an on-chip 2.1 Vrms line driver from a single 3.3 V power supply. The 24-pin QFN-packaged unit exhibits 24-bit conversion, audio sampling rates up to 192 kHz, 106 dB dynamic range, and -93 dB THD+N. The converter performs in consumer electronics, such as set-top

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Switching Regulator Draws Low Quiescent Current

October 2, 2008 11:35 am | Product Releases | Comments

Protecting against overvoltage lockout transients up to 62 V, Linear Technology’s LT3972 3.5 A step-down switching regulator keeps quiescent current under 75 µA. The 3 mm² DFN-10- or MSOP-10E-packaged DC/DC converter provides an input voltage range from 3.6 V to 33 V and an output voltage range from 0.79 V to 30 V. The regulator utilizes a 4.6 A 95 mO switch with the necessary boost diode, oscillator, and control and logic circuitry while having a user-programmable switching frequency from 200 kHz to 2.4 MHz. The component offers

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Transceivers Cover RS-232 and RS-485/422 Protocols

October 1, 2008 11:06 am | Product Releases | Comments

Functioning as 1- or 2-channel components, Intersil’s ISL333X family of dual protocol transceivers show switching between RS-232 and RS-485/RS-422 protocols. The 6 mm² devices exhibit 15 kV (HBM) ESD protection, data rates of 20 MBps, and flow-through pinouts while operating on 3.3 V supplies. An on-board charge pump generates compliant

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Transceiver Enables ZigBee in Personal Computers

October 1, 2008 7:20 am | Product Releases | Comments

Coming in a USB stick form factor, Telegesis’ ETRX2USB 2.4 GHz ISM band transceiver enables ZigBee into personal computers via the Telegesis AT Style Command line interface. The Ember EM250 SoC-based module comprises of a LED, plug on the side for

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Floating-Point Processors Enable Connectivity

September 30, 2008 7:12 am | Product Releases | Comments

Running in audio, medical, and industrial end products, Texas Instruments’ TMS320C6745/C6747 DSPs, and OMAP-L137 floating-point-DSP-plus-ARM applications processor include USB 2.0/1.1, 10/100 Ethernet, and multimedia/secure digital peripherals. The C6745 works at up to 300 MHz with a set of serial ports and multichannel audio serial ports with up to 16 serializers and FIFO buffers; an asynchronous and SDRAM external 8-bit

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Power Switches Protect USB Ports

September 29, 2008 8:01 am | Product Releases | Comments

Coming in SOT25, SOP-8L, and MSOP-8L-EP packages, Diodes Incorporated’s AP21XX Series USB high-side power switches exhibit over-current and over-temperature protection. The components offer current limiting options of 0.75 A, 1.50 A, and 2.1 A, a choice of active-high and active-low enable, and replacement for existing industry-standard

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DC/DC Regulators Utilize ICs and MOSFETs

September 26, 2008 1:04 pm | International Rectifier | Product Releases | Comments

Coming in a 5 mm × 6 mm × 0.9 mm Power QFN package, International Rectifier’s SupIRBuck family point-of-load (POL) DC/DC voltage regulators integrates synchronous buck control ICs and benchmark HEXFET trench technology MOSFETs. The components exhibit 4 A, 7 A, or 12 A of output current load, input voltage range from 2.5 V to 21 V, and an output range from 0.6 V to 12 V. The regulators present a fixed switching frequency of

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Transceiver Adds Wireless Networking Capability

September 26, 2008 11:02 am | Product Releases | Comments

Utilizing EmberZNEt2.2 meshing technology, Telegesis’ ETRX2 ZigBee Pro ISM band transceiver enables the engineer to add wireless networking capability to products. The 2.4 GHz module offers an AT-style command line interface to allow integration of

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Power Monitoring IC Exhibits 2.5 Percent Static Accuracy

September 26, 2008 5:27 am | International Rectifier | Product Releases | Comments

Using TruePower technology, International Rectifier’s IR3721 output power monitoring IC captures dynamic power information with 2.5% static accuracy at 65°C. The 10-pin lead-free DFN-packaged component works for DC/DC converters used in notebook computers, desktop computers, and energy-efficient server applications. The RoHS-compliant IC monitors

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Recovery Rectifier Yields High Switching Speed

September 23, 2008 10:58 am | Product Releases | Comments

Coming in the GPR-4AM voidless glass-bead axial-leaded case, Central Semiconductor’s CPR5U-040 5 A 400 V recovery rectifier exhibits a switching speed of 25 ns. The 660°C metallurgical-bonded component operates in commercial, industrial, entertainment, avionics, and automotive applications, switch mode power supplies and half and full wave

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ICs Manage Power Digitally

September 23, 2008 7:48 am | Fairchild Semiconductor | Product Releases | Comments

Complying with Energy Star specifications, Fairchild Semiconductor’s FD2004, FD2004-01 and FD2006 digital power controllers and FD1505 digital power support driver use Fairchild-Zilker’s Digital-DC architecture to manage power digitally. The 5 mm² 32-lead or 6 mm² 36-lead QFN-packaged controllers offer an input voltage range from

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Battery Monitoring IC Measures 12 Cells

September 23, 2008 6:45 am | Product Releases | Comments

Stacking in series without optocouplers or isolators, Linear Technology’s LTC6802 multicell battery monitoring IC has the capability to measure up to 12 individual Lithium-Ion battery cells within 13 ms. The 8 mm × 12 mm 44-lead SSOP-packaged device performs in stack voltages over 1,000 V with <0.25% max. measurement error from -40°C to 85°C and

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Semiconductors Provide Real-time Power Information

September 19, 2008 7:42 am | Product Releases | Comments

Using integrated 10-bit A/D conversion, Summit Microelectronics’ SMM151/2/3 environmental monitoring semiconductors allow systems to obtain real-time input current and differential output voltage information, and adjust operating modes. The SMM151 and SMM152 offer output voltage margining from 0.3 V to VDD (up to 5 V), 1% accuracy and margining during development or production. The SMM152 and SMM153 integrate 4 general purpose

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