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The Astrodyne TDI MK75S-15 is a 75-watt enclosed switching power supply designed for global applications with its universal input voltage range of 90-264 VAC. This series provides regulated DC outputs, including 12, 15, and 24 volts, with the MK75S-15 model specifically offering a 15VDC output at 5A.
Key electrical specifications include a typical efficiency of 82% (84% for 24V models), load regulation of ±1%, and line regulation of ±0.5%. It features over-voltage, over-current, and short-circuit protection with auto-recovery.
The power supply operates within a temperature range of 0°C to +60°C and has a compact size of 5" x 3" x 1.7", making it suitable for space-constrained designs. It is constructed as an enclosed unit and is designed to meet EN55011 Class B for EMI.
Safety approvals include UL/cUL, CSA, and CB certifications, adhering to standards like UL60950-1 and IEC60950-1. The MK75S series is suitable for ITE (Commercial) applications.
The MK75S-15 accepts a nominal input voltage of 110-240 VAC, with an operating range of 90-264 VAC.
The MK75S-15 provides a nominal output of 15 VDC with a maximum current of 5 A.
The MK75S-15 operates over a temperature range of 0°C to 60°C.
The MK75S-15 includes overvoltage protection at 130% max, overcurrent protection at 150% max, and short circuit protection with auto-recovery.
The isolation voltage between input and output is 5656 VDC.
The typical efficiency is 82% for the 15V model.
The MK75S-15 measures 5" x 3" x 1.7" and weighs 340g.