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The Astrodyne TDI ASM40 series, including the ASM40-9 model, offers 40W ultraminiature medical open frame switching power supplies designed for medical and industrial applications. These power supplies operate over a universal input voltage range of 90 to 264 VAC at 50/60Hz, providing regulated DC output. They are certified to IEC60601 standards, making them suitable for a wide variety of medical applications, including home healthcare.
Key electrical specifications include an output current of 4.44A and a power rating of 40W. The unit boasts high efficiency up to 86% and features 4000VAC isolation between input and output. Protection features include latching over-voltage protection (130% typ), self-recovering overpower protection (210% +20/-10% nom.), and continuous self-recovering short circuit protection.
Mechanically, the ASM40-9 has a compact open frame design with dimensions of 101.6mm x 50.8mm x 31.6mm, compatible with 1U height requirements. It is designed for chassis mounting. The operating temperature range is -20°C to 50°C with derating. Compliance includes UL/cUL, UL-EU, CB, and CE certifications, along with EN55011 Class B for EMI/EMC.
The input voltage range is 90-264 VAC.
The output current is 4.44 A.
The power rating is 40W.
The isolation voltage is 4000 VAC.
The operating temperature range is -20°C to 50°C with derating.
The dimensions are 101.6mm (Length) x 50.8mm (Width) x 31.6mm (Height).
Yes, it features latching over-voltage protection at 130% typical.