AC/DC Power Supplies suit medical applications.

Press Release Summary:

Offering EMI performance to EN55022, Class B, Series EFM30 and EFM30/M accept universal input from 90-264 Vac. Eleven models provide output power of 30 W with single, dual, and triple outputs from 5-48 Vdc. Ultra-miniature, open-frame switching power supplies include power-good LED indicator, output adjustment potentiometer, and internal input filtering, as well as overvoltage and short circuit protection. Units operate from -10 to 50°C without forced cooling or output power derating.

Original Press Release:

Astrodyne Announces Medical and Industrial Grade Open-Frame AC/DC Switching Supplies With Improved EMC Performance

EMI Performance to EN55022, Class B

MANSFIELD, Mass., August 5, 2008 -Astrodyne Corporation has expanded its popular EFM Series of ultra-miniature open frame modular switching power supplies for EMC noise compliance to EN55022, Class B. Designed for both medical (EFM30/M) instrumentation, and commercial grade (EFM30) industrial control and telecommunication systems, this new series of AC/DC switching power supplies is designed to meet the power and EMC noise performance requirements of a wide range of applications.

The new EFM30 and EFM30/M Series provide an economical power solution and are pinout and size compatible with more costly encapsulated modules. All models accept universal input from 90-264VAC while 11 models provide output power of 30 Watts with single, dual and triple outputs from 5VDC to 48VDC. The EFM Series features an integral power-good LED indicator and output adjustment potentiometer and will operate over the ambient temperature range of -10 to 50°C without forced cooling or output power derating.

All models contain overvoltage and short circuit protection circuitry, and internal input filtering. The EFM30/M Series is fully approved to UL/EN60601-1 medical safety specifications, while The EFM30 Series is fully approved to UL/EN60950-1 commercial industrial specifications. The unit's space-saving dimensions are as small as 3.41"L X 2.36"W X 0.93"H. All models are RoHS 2002/95/EC compliant are designed for PCB plug-in mounting. Prices start at $30 and $35 in OEM quantities for the commercial and medical versions, respectively. Delivery is Stock to 6 weeks ARO.

About Astrodyne Corporation

Astrodyne Corporation, headquartered in Mansfield, Massachusetts designs, manufactures and solves power conversion challenges worldwide. With over 3,000 cost-effective standard and modified standard products, Astrodyne's power solutions span a broad array of markets and applications. Our industry-leading phone and instant online technical support delivers rapidly engineered solutions in response to each customer's unique power requirements. For more information about Astrodyne Corporation and its products, please visit the company's web site at

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