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The Bel Power Solutions MPB125-4350 is an open-frame AC-DC converter designed for industrial and commercial applications. It delivers a total power of 125W and offers multiple output voltages: +3.3V, +5V, +12V, and -12V. This model is suitable for chassis mounting and features a universal input.
Key electrical specifications include a nominal efficiency of 83% and Power Factor Correction (PFC) that meets EN61000-3-2 standards. The converter operates within a temperature range of -20°C to 70°C with derating. It also includes features such as adjustable output, load sharing, remote sense, and input transient & ESD compliance to EN61000-4-2/-3/-4/-5.
The physical dimensions are 127.0mm in length, 76.2mm in width, and 25.4mm in height. The MPB125 series is designed for high power density and reliability, with an MTBF in excess of 1 million hours based on field data. It is CE marked to the Low Voltage Directive.
The MPB125-4350 provides output voltages of +3.3V, +5V, +12V, and -12V.
The maximum output current for the +3.3V rail is 10A.
The total regulation for the +3.3V output is ±3%.
The ripple and noise is a maximum of 1.5%.
The power rating is 125W.
The operating temperature range is -20°C to 70°C, with derating.
The dimensions are 127.0mm (Length) x 76.2mm (Width) x 25.4mm (Height).