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EN55032 Replaces EN55022

EN55032 is the new standard for EMC emissions replacing EN55022, the standard for ITE equipment, and two other EMC stand...

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3, 6 & 15 Watt medical DC/DC converters offer 2 x MOPP and patient leakage to 2 µA

The JHL & JHM series of encapsulated, isolated and regulated DC-DC converters for medical applications.

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Removing heat from sealed enclosures

Demand for power supplies that can withstand harsh environmental conditions does not only come from defense applications...

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IEC60601: understanding the changes from 2nd to 3rd edition

Medical Power Supplies Standard Challenges The general standard IEC 60601 is the accepted standard for medical equipm...

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Hi-Pot safety certification - understanding the tests required

Certifying a new product to relevant safety standards is an essential part of any design and development process. But fa...

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IEC60601-1-2 Medical EMC; 4th Edition

Medical electrical equipment – Part 1-2: General requirements for basic safety and essential performance – Collateral St...

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Power Systems for Railway Applications

Rail applications demand that equipment is able to withstand the harsh climatic, mechanical and electrical environments...

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Input Protection

Input protection is implemented in power supplies and DC/DC converters to ensure safe operation. The input fuse fitted w...

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Getting heat out of sealed power supply enclosures

In harsh environments where a sealed enclosure is necessary, baseplate cooling is a simple and inexpensive solution to t...

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High Voltage Power Supply Grounding Techniques for Optimal Performance and Reliability

Ground is ground, right? In truth, there is no ideal ground, all ground paths have inductance, resistance and noise. M...

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Active surge protection filter module complies with DEF STAN 61-5

The DSF226 EMC filter and surge protection module is designed for use in 28 VDC input defense applications. The PCB moun...

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History of Switch Mode Power Supplies

I recently had lunch with a customer we’ve worked with since the late 1990s. We’ve seen a lot of change in that time and...

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