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Interference Technology

For EMI / EMC Engineers

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Filtering/ ESD Chip Targets Portable Music Applications

 

The new EMIF04 – EAR02M8 from STMicroelectronics is an IC specially crafted to deliver superior sound quality in portable music players and “feature phones” by excluding high frequency interference. This new design is based on two of the company’s earlier offerings and combines the two different filtering characteristics required for microphone and speaker interfaces into a … [Read more...]

Low-Leakage EMC/EMI Filters Feature Ergonomic Design

 

The new FN 2450 from Schaffner AG is a compact single-phase EMC/EMI filter. The utilization of plastic materials and the elimination of potting compound results in a significant weight reduction as compared to conventional designs. The EMC-compatible HF contact to ground is ensured by a metal base plate. Integrated terminals in the housing enable contact from the top with an … [Read more...]

ESD Protection Diodes Target Portable Device Applications

 

The new ESD11N and ESD11B are two new offerings based on ON Semiconductor’s proprietary ESD protection technology. The two chips’ reduced size and bidirectional single-line design provides design flexibility and ease of routing in a variety of space constrained applications. The ESDN11 is a 6-pF device that maintains less than 0.5-dB insertion loss up to 3 GHz, and its … [Read more...]

Portable EMC Surge Tester Adheres to the Latest Standards

 

The new CDN 3038-S100M from Teseq, Inc. is a portable coupling/decoupling network that allows for easy mobility between test sites. Crafted to test to the latest IEC 61000-4-5 and ANSI C62.4 specifications, this device will provide high current and voltage surge testing in a number of applications including power converters, fuel cells, and fixed installations. The device … [Read more...]

ESD Protection Diode for RF Antennas

 

The ESD0P2RF-02LS from Infineon Technologies is 0.62 mm x 0.32 mm with a height of 0.31 mm. It can be easily integrated into complete modules and front-end systems. Crafted to protect electronic consumer and communications devices from electrostatic discharge, it can reliably absorb discharges up to 20 kV, a figure that significantly exceeds the industry standard IEC 61000-4-4 … [Read more...]

Surface Mount GDT Surge Protectors for Broadband Applications

 

The new Bourns® 2054 series targets broadband applications. These three-electrode, surface mount GDT (gas discharge tube) surge protectors feature low capacitance and low insertion and return loss, making them a suitable choice for such applications. These devices are available in voltages from 230 V to 470 V. They prevent surge damage by providing a short-to-ground circuit … [Read more...]

MORE TRANSIENT PROTECTION PRODUCTS

 

Lightning Arrestors Protect Wi-Fi and WiMAX Applications The QS 400 series of SurgeGuard™ quarter wave stub lightning protectors from NexTek, Inc. has been crafted especially to provide protection for Wi-Fi and the WiMAX applications, exceeding the specifications in the 802.11, UNII, ISM, and MIL-STD-202 standards. The devices safeguard wireless products operating in … [Read more...]

Surge Protection IC Targets PoE Applications

 

The PEP01-5841 protection IC from STMicroelectronics simplifies the design of PoP (Power over Ethernet) or IEEE 802.3af-2003 products such as phones, wireless LAN access points, and RFID tag readers. In designs utilizing the PEPo1-5841 connection into a network, it is a nearby wall outlet is not needed, and no external AC/DC power adapter is required. This integrated protection … [Read more...]

ESD Protection Diode for RF Antennas

 

The DSD0P2RF-02LS from Infineon Technologies is 0.62 mm x 0.32 mm with a height of 0.31 mm. It can be easily integrated into complete modules and front-end systems. Crafted to protect electronic consumer and communications device from electrostatic discharge, it can reliably absorb discharges up to 20 kV, a figure that significantly exceeds the industry stand IEC 61000-4-4 … [Read more...]

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