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The Astrodyne TDI OFM-0207 is a 20-watt ultraminiature open frame switching power supply designed for ITE (Commercial) applications. It offers dual regulated outputs with a maximum average output current of ±0.73 A for ±15 VDC or ±0.92 A for ±12 VDC. The unit accepts a universal input voltage range of 90-264 VAC at 47-63 Hz, providing flexibility for global use.
Key electrical specifications include an efficiency of 75%~78% typical, load regulation of ±0.5% typical, and line regulation of ±0.1%~1% typical for single outputs. It provides 3000 VAC isolation between input and output, and 1500 VAC between input and ground. The power supply operates within an ambient temperature range of 0°C to 50°C, with derating as specified.
Mechanically, the OFM-0207 features an open frame construction with dimensions of 2.0" x 3.5" x 0.80" and weighs 88g. It is designed for chassis mounting. The unit complies with IEC 60950-1 2nd Ed and carries cURus approval, suitable for various ITE applications.
The input voltage range is 90-264 VAC (universal), with nominal 100-240 VAC.
The OFM-0207 provides dual outputs: ±12 VDC or ±15 VDC, selectable.
The maximum output power is 20 W.
The operating temperature range is 0°C to 50°C, with derating applied.
The converter is designed for chassis mount mounting.
Typical efficiency is 75% to 78% at nominal input and full load.
It is approved to cURus and complies with standard 60950-1.