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The Astrodyne TDI MMK40S-5 is a 40 Watt enclosed switching power supply designed for medical applications. It offers a universal 90-264VAC input and a regulated 5VDC output capable of delivering up to 8A.
Key electrical specifications include a typical efficiency of 82% (76% at 5V output), 4000V isolation between input and output, and a switching frequency of 100kHz. The power supply provides tight load and line regulation, typically within ±0.5% and ±0.5% respectively, with a preset accuracy of 1%.
Designed for reliability, it includes over-voltage protection (clamp type) and indefinite short circuit protection. The operating temperature range is 0°C to +60°C, with storage temperatures from -25°C to +85°C. It meets EMI standards EN55011 Class B and IEC801-2,3,4.
Physically, the unit measures 4.75" x 2.5" x 1.5" (120.7mm x 63.5mm x 38.1mm) and is suitable for chassis mounting. Safety approvals include UL60601-1, EN60601-1, and IEC60601-1, making it suitable for medical equipment.
90-264 VAC.
Enclosed chassis mount module.
0°C to 60°C with derating.
5 VDC at 8 A.
UL60601-1, EN60601-1, IEC60601-1.
4000 VAC input-to-output.
Typical 76% at 5V output, 82% overall.