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The Astrodyne TDI OFM-1500/M is an ultraminiature, medical-grade switching power supply designed for demanding applications. This open-frame AC DC converter operates with a universal input voltage range of 90-264 VAC and provides a regulated 3.3 VDC output at a maximum current of 3.5A, delivering up to 11.6W of power.
Key electrical specifications include a typical efficiency of 68%, 4000 VAC input-to-output isolation, and a switching frequency of 100 kHz. It offers features such as adjustable output and universal input, with protections for over-voltage, over-temperature, and short circuits. The operating temperature range is 0°C to 50°C.
Designed for chassis mounting, this power supply measures 1.89”W x 2.76”L x 1.04”H and weighs approximately 70g (2.5oz). It meets safety standards including ANSI/AAMI ES60601-1 and IEC60601-1, making it suitable for medical equipment and other critical systems requiring reliable power conversion.
90-264VAC (100-240VAC nominal).
3.3VDC at up to 3.5A.
0°C to +50°C.
4000VAC input-to-output.
Chassis mount open frame.
Over voltage protection (clamp 110-150%) and continuous short circuit protection with self-recovery.
68% typical.