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TrenchFET power MOSFET Achieves Lowest On-Resistance
March 31, 2008 8:55 am | Product Releases | CommentsWIth an on-resistance/gate charge FOM of 98 (presented as a record for any VDS = 30V, VGS = 20V SO-8-size part) and a maximum on-resistance of 2.25 mO at a 4.5-V gate drive voltage, the Vishay Siliconix Si7192DP TrenchFET power MOSFET is presented as having the best performance for a device of its type. The n-channel device comes in a PowerPAK SO-8 package be used as the low-side MOSFET in synchronous buck converters, in secondary synchronous rectification, and OR-ing applications.
CEC/Energy Star-Compliant Desktop Supplies Provide 180W of Power
March 31, 2008 8:39 am | Protek Power North America | Product Releases | CommentsProtek Power North America's PUP180 Series of CEC and Energy Star-compliant AC/DC desktop power supplies provide 180W of power for monitors, computers, networking equipment, test equipment and printers. The lightweight, 6.69” × 3.35” ×1.60” supplies in a convection cooled package specifiy
DC/DC Converters Enable Engineers to Scale from Low to High Power During Design
March 31, 2008 8:04 am | Murata Power Solutions Inc. | Product Releases | CommentsMurata Electronics North America introduced the new MPD7D06*S 48V input isolated DC/DC converter series. The device allows engineers to scale from low to high power and vice-versa in the design stage. This scalability is enabled by the MPD7D06*S's parallel operation feature and footprint compatibility with the company's 10W MPD6D10*S Series and the 15W MPD6D11*S Series DC/DC converters.
D-sub Connector Targets High Power Applications
March 31, 2008 7:17 am | Product Releases | CommentsOffering size 8 power contacts with an optional integrated filter array, the Combo D Series D-Sub connector for Telecom, Power Applications from ITT Interconnect rejects 50/60Hz noise and has a 40A maximum contact current rating. The right-angle press-fit connector has a 200 mating- cycle minimum lifespan, can handle 1000-V peaks, and has Eurostyle brackets that meet CECC75 301 802 specifications.
Sensors Address High-Changeover Environments
March 31, 2008 7:05 am | Product Releases | CommentsAble to consistently detect targets at up to 50 mm regardless of target color or reflectivity, Pepperl+Fuchs’ Tru-Vue photoelectric background suppression sensor is unaffected by potentially distracting background objects without using reflectors or thru-beam alignment. The sensors are 29 mm deep, giving them flexibility for tight-confined mounting and offer tamper-proof operation in industry-standard housings, with versatile side-mount or snout-mount options to satisfy various application needs.
Self-clinching Fasteners for Stainless Sheets Compensate for Mating Hole Misalignment
March 31, 2008 6:22 am | Product Releases | CommentsNon-locking Type A4 and self-locking Type LA4 fasteners from Penn Engineering provide load-bearing threads in stainless sheets as thin as .038”/0.97 mm while permitting up to .030”/0.76 mm total adjustment for mating hole misalignment. The fasteners are available in thread sizes range from #4-40 through #10-32 and M3 through M5 with hardness of HRB 88 on the Rockwell “B” scale. They are squeezed into properly sized holes using standard equipment.
Chipscale Converter Touts Low-Noise Operation
March 31, 2008 5:03 am | Product Releases | CommentsWell-suited for applications where switcher noise can limit data throughput and cause failure in spectral compliance, the EP5368QI mA synchronous buck converter has an integrated inductor, PWM controller, MOSFETS, and compensation network to significantly simplify design, reduce the parts count, and provide for inherently low-noise operation. Requiring just 2 MLCC caps for a solution footprint of 22mm²
LGA Socket Suitable for High Temperatures
March 28, 2008 11:07 am | Ironwood Electronics, Inc. | Product Releases | CommentsUsing a custom heat sink enabling operation to 100W, the XG-LGA-7000 socket for 0.65 mm pitch LGA devices is designed for a 12 mm package size. With 50? per pin contact resistance and a current capacity of 5 amps per pin, the socket operates at bandwidths up to 40 GHz with less than 1dB of insertion loss and has a pin self-inductance of 0.11 nH, a mutual inductance of 0.028 nH, and capacitance to ground of 0.028 pF.
Power System Drives LED Performance in Signage Applications
March 28, 2008 7:41 am | Product Releases | CommentsConverting AC into Class 2 DC power for LEDs, the SignLINQ power management system uses the MultiLINQ power splitter, enabling deployment remotely from the light fixture itself. Targeting solid-state lighting and digital signage applications, the UL48-rated system combines power splitter and control circuitry in an IP67 / NEMA weatherproof module.
USB DAQ Modules Feature Programmable I/O(2)
March 28, 2008 7:20 am | Product Releases | CommentsProviding monitoring and activation functionality for chemical, petrochemical, and other manufacturing applications, the 48-bit USB-4751and 24-bit USB-4751L USB data acquisition modules support wet or dry contacts as inputs with software-programmable six/three 8-bit ports configurable as input or output. Features include an event counter and three 16-bit timers which can be cascaded to become a 32-bit timer.
Power Inductors Offer High Current and Low Resistance for DC/DC Converter Choke Coils
March 28, 2008 6:40 am | Product Releases | CommentsTaiyo Yuden’s CKP2520 multilayer chip power inductors offer DC resistance from 0.08 ohms to 0.15 ohms and current ratings from 1.4A to 1.1A, improvements of 35 percent and 44 percent compared to the company's previous models. With an EIA 1008 case size footprint of 2.5 mm × 2.0 mm and a maximum height of 1.0 mm and inductance values from 1.0 µH to 4.7 µH, the devices are suitable for
DSC Development System Includes All Needed Parts
March 28, 2008 6:01 am | Microchip Technology Inc. | Product Releases | CommentsProviding a Complete dsPIC Digital Signal Controller (DSC) Development System, the MPLAB Starter Kit for dsPIC DSCs (part # DM330011) comes with all required materials, including a USB-powered DSC board with integrated debugger and programmer, MPLAB-IDE and -C30 C complier software, and sample programs and hardware for speech and audio applications.
32-bit microcontrollers Designed for Flexibility
March 27, 2008 11:50 am | Product Releases | CommentsCombining the performance of an ARM926EJ core, a VFP, a LCD Controller, an Ethernet MAC, and USB, the NXP LPC3200 line of microcontrollers offer embedded designers the ability to reduce on-chip components and maximize power savings. Designed for flexibility in applications that require fast, simultaneous communications, the LPC3000 combines high-performance, low power consumption and a myriad of peripherals.
USB DAQ Delivers Increase Accuracy
March 27, 2008 11:40 am | Product Releases | CommentsProviding a 4× increase in resolution over traditional 16-bit devices (equivalent to more than 5½ digits of resolution for DC measurements), the National Instruments USB-6281 and USB-6289 DAQ modules feature an 18-bit analog input and ADC with sampling rates up to 625 kS/s (500 kS/s when scanning). The devices deliver an accuracy of 980 µV at ±10 V and 28 µV at ±100 mV and come with NI-DAQmx driver software and LabVIEW SignalExpress LE, measurement workbench. With features including programmable range and offset, the USB-6281 offers 16 SE and 8 DI analog input channels, two analog output channels, and 24 DIO channels while the USB-6289 has 32 SE and 16 DI analog input channels, four analog output channels, and 48 DIO channels.
DC Motor Pre-driver Saves Power, Reduces Damage
March 27, 2008 11:31 am | Product Releases | CommentsTargeting office automation, telecommunications, consumer and industrial applications, the Allegro A4930 single-phase brushless DC motor pre-driver provides outputs that can drive N-Channel MOSFET H-Bridges with voltage ranges from 8V to 36V. Motor speed is regulated by either PWM or external analog voltage with programmable minimum speed and maximum motor current. Synchronous rectification is employed in the PWM off-cycle to reduce power dissipation, and startup current can be ramped up for reduced supply current surges and lock detection along with auto restart functions to reduce damage due to motor overheating.
