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Interference Technology

For EMI / EMC Engineers

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ESD-Protected Analog Switches Target Portable Low-Power Applications

 

The MAX4906EF from Maxim Semiconductor are ESD-protected analog switches that combine the low on capacitance (CON) and low on-resistance (RON) necessary for high performance switching applications. COM_analog inputs are protected against ±15 kV ESD without latch-up or damage. The device is designed for USB 2.0 high-speed applications at 480 Mbps. The switches also handle all … [Read more...]

Extensive Line of Surge Suppressors Covers Wide Range of Applications

 

The IT Protector® line of surge suppressors from MEM includes products that cover a wide range of commercial and industrial surge suppression applications. The IT Protector® line includes AC power, data, and communications models. Many factors influence the selection of the right model. These factors are directly related to the size and complexity of a facility, as well as … [Read more...]

Lightning Arrestors Optimize RF Performance at Frequencies Up to 6 GHz

 

The E-Class Series of SurgeGuard Lightning Arrestors from NexTek, Inc. have been designed to optimize RF performance at frequencies up to 6 GHz. The series provides bi-directional protection, and it passes DC without any performance degradation. This series was developed to meet the demands of RF applications including Ultra Wideband, Wi-Fi, WiMAX, ground penetrating radar, … [Read more...]

Clamp Device Provides Lightning Protection for Ethernet

 

The TClamp™ 3302N from Semtech, Inc. is a new ESD, cable discharge-, and lightning rated device for Ethernet systems. The 3302N is the latest addition to the TClamp™ product line. This new device provides telecom/datacom system designers a compact 3.3-V working voltage protection device rated for 100 A GR-1089 intra-building lightning surge. Utilizing the proprietary Enhanced … [Read more...]

Miniature TVS Diodes Provide High Levels of ESD Protection

 

A family of miniature TVS diodes from OnChip Devices provides high levels of ESD protection. The ESD2200 device safely dissipates ESD strikes of ±30 kV contact discharge, well beyond the maximum requirements of IEC 61000-4-2. It is offered in 2, 3, 4, or 5 channels. Despite the high level of ESD dissipated, the ESD2000 exhibits a relatively low input capacitance of under 20 pF. … [Read more...]

TI unveils lowest power zero-drift instrumentation amplifier for portable, precision applications

 

Providing an unmatched combination of precision, low power and low supply voltage, Texas Instruments Incorporated introduced the industry's lowest power zero-drift instrumentation amplifier. The device features the lowest quiescent current and lowest input bias current versus the nearest competition, as well as an impressive power-to-noise ratio, very low offset voltage/drift … [Read more...]

TDK Launches Thin-Film Common Mode Filter

 

TDK Corporation announced that it has developed a wide-band thin-film common mode filter for EMI suppression on DisplayPort interfaces.  The new product which carries the designation TCM1210U-500-2P will be available beginning July 2008. The new filter measures 1.25 mm (L) x 1.0 mm (W) x 0.6 mm (T) in size and is designed specifically to suppress noise on DisplayPort … [Read more...]

Instrumentation Amplifier Includes Filters to Reduce RF Interference

 

The new INA333 is a is a zero-drift instrumentation amplifier from Texas Instruments with input bias current of 200 pA and quiescent current of 75 µA. Offset voltage is 25 µV, and offset drift is 0.1 µV/°C. The INA333 yields an input voltage noise of 50 nV/rt-Hz with a proprietary switched capacitor notch filter. The MSOP-8-packaged amplifier has 3 op-amp architecture and … [Read more...]

Extended Aluminum Capacitor Line Provides Z as Low as 60 mΩ

 

A new CRZ device from Vishay Intertechnology is the latest edition to the 150 CRZ series of surface mount aluminum capacitors. The 150 CRZ devices are now available in five case sizes, ranging from 8 mm x 8 mm x 10 mm to the larger 12.5 mm x 12.5 mm x 16 mm. The capacitors offer impedance as low as 60 mΩ at 100 kHz, a high rated ripple current of 1007 mA at +150 degrees C. and … [Read more...]

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