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Content tagged with Passive
posted in July 2008
Digital Potentiometers feature 1 percent accuracy
Product News  
7/31/2008   Post a comment
Analog Devices introduced the digital potentiometer (digiPot) AD529x family with the industry's best resistor tolerance of just 1 percent, allowing designers of industrial and instrumentation equipment to meet tighter resistor matching requirements for improved system accuracy.
High-precision resistors deliver high reliability, long life
Product News  
7/31/2008   Post a comment
Vishay has released the improved S series of high-precision Bulk Metal foil (BMF) resistors that deliver high reliability, long life, stable operation in harsh conditions, and instantaneous thermal stabilization time.
TDK, Epcos merger forms passive components giant
News & Analysis  
7/31/2008   Post a comment
Electronic component vendor TDK (Tokio) plans to merge its passive component business with its German competitor Epcos AG (Munich, Germany). The Epcos management supports the plan. Both brands will be continued, the companies said.
Tutorial: Radio Basics for UHF RFID--Part VII
Design How-To  
7/31/2008   Post a comment
Here is Part VII of Chapter 3--Radio Basics For UHF RFID--from The RF in RFID: Passive UHF RFID in Practice. Written for the electrical engineer but not the RFID expert, Dr. Dobkin explains what to expect, develop, and use while implementing an RFID system.
3-chip vs. 1 image sensor
Blog  
7/30/2008   Post a comment
Why high-end pro video cameras continue to use three image sensors, while pro-quality DSCs use a single high-megapixel sensor.
Tutorial: Radio Basics for UHF RFID--Part VI
Design How-To  
7/25/2008   Post a comment
Here is Part VI of Chapter 3--Radio Basics For UHF RFID--from The RF in RFID: Passive UHF RFID in Practice. Written for the electrical engineer but not the RFID expert, Dr. Dobkin explains what to expect, develop, and use while implementing an RFID system.
ALPS Electric : SMD potentiometer suits automotive use
Product News  
7/24/2008   Post a comment
With the RK119 series, ALPS Electric offers a family of 11 mm metal shaft potentiometers. The surface-mountable devices are available in a wide selection with or without center-push switch.
All-in-one potentiometer switch saves panel space
Product News  
7/22/2008   Post a comment
Electro-Mech has introduced a potentiometer switch that offers both rotary and push-on momentary functionality for maximum operation control.
Fingerprint sensor delivers improved features
Product News  
7/22/2008   Post a comment
Validity Sensors has launched the VFS301 fingerprint sensor based on the company's LiveFlex Technology that delivers high durability and high impact resistance for notebook PC applications.
3D control surface allows real knobs on LCD virtual controls
Industrial Control DesignLine Blog  
7/22/2008   Post a comment
This control surface prototype lets you place and use physical knobs on the virtual controls displayed on your laptop's LCD screen to control an application, instead of using a mouse or keyboard. See how it works in the short video demo.
Tutorial: Radio Basics for UHF RFID--Part V
Design How-To  
7/17/2008   Post a comment
Here is Part V of Chapter 3--Radio Basics For UHF RFID--from The RF in RFID: Passive UHF RFID in Practice. Written for the electrical engineer but not the RFID expert, Dr. Dobkin explains what to expect, develop, and use while implementing an RFID system.
Wirewound power inductors deliver low dc resistance, high current ratings
Product News  
7/17/2008   Post a comment
Taiyo Yuden has introduced the NR6028 series of 6 x 6 x 2.8-mm height wirewound power inductors for dc/dc converter choke coil applications in flat panel displays (FPDs).
Ultra-high-precision resistor offers ESD protection above 25 kV
Product News  
7/16/2008   Post a comment
Vishay Intertechnology has introduced the VSA101 axial Bulk Metal Z-Foil resistor for high-reliability applications.
VCO targets microwave radio apps
Product News  
7/16/2008   Post a comment
Z-Communications has released a RoHS-compliant voltage-controlled oscillator (VCO) in the L-band.
External storage interfaces deliver performance and user satisfaction
Design How-To  
7/16/2008   2 comments
The connected home has exposed consumers to a broad variety of networks and device interconnects including USB, FireWire, Wi-Fi (IEEE 802.11), eSATA, and others. Design engineers need to try and make the best choice for the connectivity options integrated into a new product. To illustrate the tradeoffs, we evaluated interfaces that might be used to connect external storage devices to a PC or even a DVR or set-top box.
Small size SFFR resistors up to 1100 V
Product News  
7/16/2008   Post a comment
The small size SFFR gate resistors in IGBT driver circuits from Caddock Electronics are now available up to 1100 V.
45-V Schottky diodes offer maximum junction temperature to +175°C
Product News  
7/15/2008   Post a comment
Vishay's devices built on sub-micron trench technology feature low typical forward voltage drop from <0.50V at 60A to <0.54V at 30A, and low reverse leakage from 2mA to 5mA at +125°C.
PRODUCT FEATURE: Digital touch goes capacitive
News & Analysis  
7/15/2008   Post a comment
The trend towards capacitive touch sensing is giving rise to some interesting solutions.
Film capacitor delivers dc filtering up to 1200 Vdc
Product News  
7/14/2008   Post a comment
Cornell Dubilier Electronics has introduced its Type 947C high-current, medium-power film capacitor for dc filtering to 1200 Vdc.
Frequency control devices target S3 telecom apps
Product News  
7/14/2008   Post a comment
Connor-Winfield has introduced a new family of 5.0 x 7.0-mm TCXOs and VCTCXOs that target S3 telecom applications.
Miniature panel potentiometer delivers 500,000 cycles
Product News  
7/11/2008   Post a comment
Vishay has introduced a low-cost, long-life panel potentiometer that features a long life, low temperature coefficient and a small 9.6-mm size.
Stackpole expands power inductor line
Product News  
7/11/2008   Post a comment
Stackpole Electronics, Inc. has extended its power inductor product offering with several product line expansions.
Component arrays save space, speed manufacturing
Product News  
7/11/2008   Post a comment
NOVACAP has introduced the Cap-Rack series of component arrays that integrate a custom selection of individual ceramic components into a single surface-mount package.
Use microphone arrays for background acoustic noise suppression in portable devices--Part II
Design How-To  
7/11/2008   Post a comment
There is much value in improving the speech signal to background acoustic noise ratio. This two-part article explains the basic principle of using a microphone array for background acoustic noise suppression in a voice communications system. Here's Part II of the series, complete with example.
Impinj acquires Intel's RFID reader chip unit
News & Analysis  
7/10/2008   Post a comment
Impinj Inc. said it has acquired Intel Corp.'s RFID operation that includes an RFID reader chip that the Seattle-based company has renamed the Indy R1000.
Ceramic passives tackle the automotive environment
Design How-To  
7/10/2008   Post a comment
Extreme conditions offer many challenges in developing automotive-grade ceramic components.
Aluminum capacitors offered in five cases sizes for automotive, industrial systems
Product News  
7/10/2008   Post a comment
Vishay's150 CRZ series of surface-mount aluminum capacitors offer low impedance values, high capacitance, high-rated ripple currents, and 4-pin versions for high vibration capability.
Tutorial: Radio Basics for UHF RFID--Part IV
Design How-To  
7/10/2008   Post a comment
Here is Part IV of Chapter 3--Radio Basics For UHF RFID--from The RF in RFID: Passive UHF RFID in Practice. Written for the electrical engineer but not the RFID expert, Dr. Dobkin explains what to expect, develop, and use while implementing an RFID system.
Silicon oscillators deliver next-generation frequency accuracy
Product News  
7/9/2008   Post a comment
Linear Technology has introduced a family of low-power precision silicon oscillators with fixed frequencies from 32.768 kHz to 8.192 MHz and 99.91% accuracy.
TI, transistors top 2Q component search rankings
News & Analysis  
7/9/2008   Post a comment
Transistors, standard logic and amplifiers topped the component demand rankings during the second quarter, according to the SupplyFrame Index of the top 20 component categories and manufacturers.
Wet electrolytic tantalum capacitors offer high capacitance/voltage
Product News  
7/9/2008   Post a comment
AVX has developed a wet electrolytic tantalum capacitor that features a patented high capacitance cathode system that enables high capacitance/voltage (CV) designs.
Get precision performance from a digitally controlled potentiometer (DCP)
Design How-To  
7/8/2008   2 comments
The versatile DCP has modest accuracy, but with the right design configuration, you can achieve superior results
Memristors ready for prime time
News & Analysis  
7/8/2008   2 comments
Memristors, the fourth passive circuit in electronic circuit theory, have moved a step closer to prototyping with the harnessing of a substrate material that could yield a new memory device by 2009.
Development kit simplifies evaluation of energy harvesting for practical implementation
Product News  
7/8/2008   Post a comment
Advanced Linear Devices Inc. has launched energy harvesting module development kits for system designers who are developing alternative power sources for low-power wireless sensor applications.
How to select effective ESD protection diodes
Design How-To  
7/7/2008   Post a comment
Key DC specs on protection diode datasheets are breakdown voltage, leakage, and capacitance. They also state a max rating for IEC61000-4-2 to indicate an ESD pulse at a specified level will not damage the diode. However, most datasheets do not have any information about the clamping voltage for high frequency, high current transients such as ESD.
Power Tip #1: Picking the right operating frequency for your power supply
Design How-To  
7/7/2008   1 comment
Low-frequency designs tend to be the most efficient, but are the largest and most costly. Moving higher in frequency improves size and cost at the expense of circuit losses.
Precision silicon oscillators offer 99.91 percent accuracy
Product News  
7/7/2008   Post a comment
Linear Technology has announced the LTC6930, a family of low power precision silicon oscillators with fixed frequencies from 32.768 kHz to 8.192 MHz.
Automotive applications fuel MEMS market
Product News  
7/4/2008   Post a comment
The MEMS market is growing rapidly. While the strongest growth driver comes from consumer electronics, automotive are the second source of growth.
RoHS compliant VCO features ultra low phase noise
News & Analysis  
7/4/2008   Post a comment
Z-Communications has announces the CLV1570B-LF RoHS compliant VCO (Voltage-Controlled Oscillator) for L-band applications.
Ferrite beads save space in EMI filtering applications
News & Analysis  
7/4/2008   Post a comment
To keep up with the industry's demands for miniaturisation, Murata claims to have introduced the smallest ferrite beads available.
Zytronic touch technology wins at Bingo
Product News  
7/3/2008   Post a comment
Digital jukebox specialist Sound Leisure has integrated Zytronic's ZYBRID Projected Capacitive Technology into its latest jukebox system.
VCO features ultra low phase noise
Product News  
7/3/2008   Post a comment
Z-Communications has announced a RoHS compliant VCO in L-band that features a typical phase noise of -108 dBc/Hz @ 10KHz offset and a typical tuning sensitivity of 24 MHz/V.
UK scientists to develop low energy sensors
Product News  
7/3/2008   Post a comment
Researchers from the School of Electronics and Computer Science (ECS) at the University of Southampton are developing what they call the smallest, high performance and low power silicon sensors for biosensing and environmental monitoring.
Use microphone arrays for background acoustic noise suppression in portable devices--Part I
Design How-To  
7/3/2008   Post a comment
There is much value in improving the speech signal to background acoustic noise ratio. This two-part article explains the basic principle of using a microphone array for background acoustic noise suppression in a voice communications system.
Wet electrolytic tantalum capacitors offer high capacitance/voltage
Product News  
7/3/2008   Post a comment
AVX has developed a wet electrolytic tantalum capacitor that features a patented high capacitance cathode system that enables high capacitance/voltage (CV) designs.
Tutorial: Radio Basics for UHF RFID--Part III
Design How-To  
7/3/2008   Post a comment
Here is Part III of Chapter 3--Radio Basics For UHF RFID--from The RF in RFID: Passive UHF RFID in Practice. Written for the electrical engineer but not the RFID expert, Dr. Dobkin explains what to expect, develop, and use while implementing an RFID system.
STM delivers handset audio filtering and ESD in flip-chip package
Product News  
7/2/2008   Post a comment
The EMIF06-AUD01F2 provides superior audio performance in feature-rich mobile phones by eliminating audible handset demodulation noise.
High-current inductor housed in a 2020 case size
Product News  
7/2/2008   Post a comment
Vishay's latest inductor offers compact 5.18-mm x 5.49-mm footprint, high maximum frequency to 5MHz, and low DCR down to 3.6mΩ typical.
2.5 GHz SAW resonator achieves high stability
Product News  
7/2/2008   Post a comment
Epson Toyocom has announced the development of the NS-34R surface acoustic wave (SAW) resonator that combines SAW resonator design technology with micro-fabrication technology to achieve a high frequency stability of 200 x 10-6 while maintaining compatibility with a 2.5 GHz resonance frequency using fundamental waves.


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The Martian: A Delightful Exploration of Math, Mars & Feces
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To say that Andy Weir's The Martian is an exploration of math, Mars, and feces is a slight simplification. I doubt that the author would have any complaints, though.

The Engineering Life - Around the Web
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Surprise TOQ Teardown at EELive!
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This year, for EELive! I had a little surprise that I was quite eager to share. Qualcomm had given us a TOQ smart watch in order to award someone a prize. We were given complete freedom to ...

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Join The Balancing Act With April's Caption Contest
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Sometimes it can feel like you're really performing in the big tent when presenting your hardware. This month's caption contest exemplifies this wonderfully.

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Frankenstein's Fix: The Winners Announced!
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The Frankenstein's Fix contest for the Tektronix Scope has finally officially come to an end. We had an incredibly amusing live chat earlier today to announce the winners. However, we ...

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