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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

LISTED UNDER: ICs

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

LISTED UNDER: ICs

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

LISTED UNDER: ICs
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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

LISTED UNDER: ICs

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

LISTED UNDER: ICs

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

LISTED UNDER: ICs

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

LISTED UNDER: ICs

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

LISTED UNDER: ICs
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Voltage Translator Yields Wide Voltage Range

September 18, 2008 7:16 am | Fairchild Semiconductor | Product Releases | Comments

Performing in Bluetooth and display screens, Fairchild Semiconductor’s FXM2IC102 I²C voltage translator operates over a voltage range from 1.65 V to

LISTED UNDER: ICs

Audio Subsystem Delivers 725 mW

September 15, 2008 11:11 am | Product Releases | Comments

Powering from a lithium-ion battery, Maxim Integrated Products’ MAX9877 audio subsystem delivers 725 mW of output power from a 3.7 V supply into an 8 O load with a maximum efficiency of 85%. The device combines a mono Class D speaker amplifier, DirectDrive architecture, stereo headphone amplifier and bypass analog switch for Class AB

LISTED UNDER: ICs

DC/DC Controller Drives N-channel Power MOSFET Stages

September 12, 2008 10:32 am | Product Releases | Comments

Offering coincident or ratiometric tracking, Linear Technology’s LTC3851 synchronous step-down DC/DC switching regulator controller include on-board MOSFET gate drivers to drive all N-channel power MOSFET stages. The 3 mm² QFN-16- or SSOP-16-packaged component exhibits an input voltage range from 4 V to 38 V, output voltage

LISTED UNDER: ICs

Triacs Demonstrate High Current Levels

September 12, 2008 5:35 am | On Semiconductor | Product Releases | Comments

Presenting on-state current ratings of 16 A rms, ON Semiconductor’s BTAxxx Series silicon TO220-packaged triacs offer gate trigger current (lgt) levels of 35 mA and 50 mA in 3 and 4 quadrants. The snubberless devices exhibiting power ratings of 8 A, 12 A and 16 A, blocking voltage to 800 V and immunity to dV/dt of up to 2,000 V/µs. The Pb-free

LISTED UNDER: ICs

Serial Flash Chip Shows Sub-90 nm Device Compatibility

September 11, 2008 9:24 am | Atmel Corporation | Product Releases | Comments

Exhibiting an operating voltage range from 1.65 V to 1.95 V, Atmel’s AT25DF081 8 Mb Serial Flash chip operates in the same voltage range as sub-90 nm ASICs and processors/controllers, yielding a single supply voltage for all system components. The device stores program code and data in battery-powered portable consumer products including personal media players and smartphones while operating at 66 MHz. The component enables

LISTED UNDER: ICs

Daughter Cards Plug into Development Boards

September 10, 2008 11:25 am | Product Releases | Comments

Enabling broadcast video applications, National Semiconductor’s SDALTEVK and SDXILEVK daughter cards perform with Altera’s Cyclone III development board via HSMC and Xilinx’s Spartan-3A development board via Avnet’s

LISTED UNDER: ICs

SerDes Transceiver Offers 30 ps Jitter Performance

September 10, 2008 5:28 am | Product Releases | Comments

Meeting SMPTE 424M jitter specifications, National Semiconductor’s LMH4345 SerDes transceiver exhibits output alignment jitter performance of 30 ps and a minimum input jitter tolerance of 0.6 units interval (UI) in multi-channel broadcast video equipment. The 14 mm² 100-pin TQFP-packaged component includes 4 integrated

LISTED UNDER: ICs

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