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Content posted in January 1999
Relays resist surge rates of 10,000 volts
Product News  
1/29/1999   Post a comment
Aromat Corp. has broadened its LA Slim Power relay series with two models that it says resist surge rates of 10,000 V minimum. The NAiS-brand products target power-switching applications in such audio/visual equipment as televisions, monitors, vending machines and home appliances.
Leads improve circulator, isolator design
Product News  
1/29/1999   Post a comment
The M/A-COM division of AMP Inc. has launched a three-port surface-mount drop-in design for its family of circulators and isolators.
100-W coupler is suitable for cellular, wireless apps
Product News  
1/29/1999   Post a comment
RF Power Components' single-directional coupler serves cellular and wireless applications at 810 to 960 MHz. The SDC-801-1-2-R5-11 is a 100-W device with less than 0.2-dB insertion loss, 11-dB coupling, more than 20-dB directivity and a main line, and coupled line, voltage standing-wave ratio of less than 1.15, and 1.20, respectively.
Capacitor arrays are surface-mountable
Product News  
1/29/1999   Post a comment
NIC Components Corp. has broadened its line of capacitors to address two common design issues: the relatively large space requirements of conventional capacitors, and the power loss and heat generated by tantalum capacitors.
Snubber caps offer high pulse
Product News  
1/29/1999   Post a comment
A wide selection of snubber capacitors with a high pulse range of up to 6,400 V/microsecondsecond are available from Seacor Inc.
Amp meets 1089 telecom spec
Product News  
1/29/1999   Post a comment
Amplifier Research's microwave amp, the 15T4G18 traveling wave tube (TWT), tests to the higher-frequency radiated RF requirements of the new GR-1089-Core Bellcore spec for telecom.
Surface-mount ZIF contacts roll
Product News  
1/29/1999   Post a comment
The FLH series surface-mountable connectors from J.S.T. Corp. have a mounting height of 1.2 mm (0.047 inch) and 0.5 mm (0.020 inch) pitch. The components adapt to 0.3-mm-thick, off-the-shelf industry-standard cable.
Current-sense resistors on a roll
Product News  
1/29/1999   Post a comment
The burgeoning market for portable electronics has opened up a huge demand for current-sensing resistors, and manufacturers are responding with lower resistance levels.
Gigabit transceiver can carry data 10 kilometers
Product News  
1/29/1999   Post a comment
With Fibre Channel technology apparently poised for a huge market uptake, Molex Fiber Optics Inc. has joined the fray with a gigabit optical transceiver designed to minimize electromagnetic interference while carrying data over distances up to 10 kilometers.
Varistors raise the SMT bar
Product News  
1/28/1999   Post a comment
Multilayer varistors have been made surface-mountable through a nickel barrier-termination technology that to date has been the province of chip capacitors, resistors and inductors. Harris Semiconductor said that its Terminator surge suppressors provide the optimized solderability required in harsh wave-solder environments.
Triple-key DES encryption processor goes commercial
Product News  
1/27/1999   Post a comment
A processor that uses the triple-key data-encryption standard to provide hardware encryption and message authentication is now available in large quantities from Cognitive Designs Inc.
IC Works offers frequency timing generator for 440ZX
Product News  
1/27/1999   Post a comment
IC Works Inc. has launched a family of single-chip solutions for the Intel 440ZX AGPset for the Celeron processor. The new frequency timing generators, which are now available in volume, are targeted for basic PC plat-forms and conform to Intel's CK97 jitter specification.
Single-chip Ethernet switching devices
Product News  
1/27/1999   Post a comment
Texas Instruments Inc. has introduced two new ThunderSwitch II single-chip switching devices for Fast Ethernet and Gigabit Ethernet applications.
Dc/dc converters target Pentium II notebook PCs
Product News  
1/27/1999   Post a comment
The LTC1735 and LTC1736 from Linear Technology Corp. are designed as high-efficiency step-down dc/dc controllers for powering the newest Intel Pentium II processors in notebook computers.
Acoustic echo canceler debuts
Product News  
1/27/1999   Post a comment
Mitel Semiconductor is offering an acoustic echo canceler that it says is a complete speaker-phone solution. Mitel claims the MT9315 provides several advantages over acoustic echo cancelers using standard digital signal processors.
2nd-gen Cheetah chips launched
Product News  
1/27/1999   Post a comment
Sage Inc. has launched the second generation in its family of display control chips called the Cheetah II. Its AutoSet utility enables flat panel monitors to be plug-and-play replacements for standard CRT monitors.
PCM codecs tap cell-phone apps
Product News  
1/27/1999   Post a comment
Rohm Electronics Division has introduced two linear pulse-code-modulation coder/decoder ICs for cellular telephones. The BU8731KV and the BU8733KV have respective typical operating currents of 8.0 mA and 5.4 mA and standby current of 0.1 microamps.
Low-volt CMOS logic for drives
Product News  
1/27/1999   Post a comment
Pericom Semiconductor Corp. has launched a line of low-voltage CMOS logic that it says can handle high drive currents.
Board makers set their sights on PMC
Product News  
1/27/1999   Post a comment
The most popular and versatile medium today for adding off-the-shelf or custom functionality to a system board is the PMC standard, a.k.a. PCI Mezzanine Card or, more formally, IEEE 1386.1. Most commonly fielded in a 2.9 x 5.9-inch format, PMC is available in a broad array of boards. Dozens of companies add graphics, communications, networking and other functions to a CPU or DSP system board. Complexity ranges from boards with a few serial ports to full-fledged processing boards that pack a micr
Mill-Max has SIMM adapters
Product News  
1/27/1999   Post a comment
Single-in-line memory modules can be mounted perpendicularly to the motherboard using an adapter from Mill-Max that can be hand- or reflow-soldered to the edge of a 0.062-inch-thick board.
Capacitors are very stable
Product News  
1/27/1999   Post a comment
Series MPP single- and three-phase power-correction capacitors and assemblies from Seacor Inc. are designed with extremely low-loss polypropylene dielectrics, resulting in stable electrical characteristics and life expectancies up to 100,000 hours.
Adapters turn ICs into PLCC
Product News  
1/27/1999   Post a comment
The Aries Correct-A-Chip adapter provides a cost-effective method of converting 40-pin DIP devices to a 44-pin PLCC-device socket.
Oscillators have a low profile
Product News  
1/27/1999   Post a comment
Cardinal Components Inc. now has surface-mount TCXOs and VC-TCXOs in 2.5-mm high, leadless packages. They can be specified with sine-wave or square-wave output, with or without a voltage-control option.
Surface-mount fuses are fast
Product News  
1/27/1999   Post a comment
Bel Fuse Inc. has launched fast-acting surface-mount chip fuses in EIA 0603 format. The C2Q, designed for both infrared reflow and wave-soldering processes, is rated from 0.25 to 4 A at 32 Vac/63 Vdc.
H-bridge amplifier drives motors, speakers
Product News  
1/27/1999   Post a comment
Apex Microtechnology Corp. has been known for high-power, high-slew-rate devices that are hard to find in compact packages.
Desktop drives target reliability as speed, capacity rise
Product News  
1/22/1999   Post a comment
Drive makers are increasing rotational rates to address the power user and at the same time are focusing on ways to increase reliability and thus decrease the number of drives they have returned. Both Quantum Corp., based here, and Western Digital Corp. (Irvine, Calif.) are unveiling 7,200-rpm drives that use proprietary techniques to safeguard up to 18 Gbytes of data.


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151 comments
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