Mean Well, 26W Embedded Switch Mode Power Supply (SMPS), 3.3V dc, Open Frame

  • RS Stock No. 753-7631
  • Mfr. Part No. MPS-45-3.3
  • Manufacturer Mean Well
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

Mean Well 45W Medical Open Frame AC-DC Power Supply - MPS-45 MPD-45 MPT-45 Series

A range of single output, dual output and triple output 45W open frame AC-DC switch mode power supplies with universal AC input and medical approval to IEC60601-1. These open frame AC-DC switch mode medical power supplies have a compact design, high efficiency, low ripple and noise and are equipped with a built in EMI filter.

Universal AC input
Medical approval IEC60601-1
Max output power of 52W achievable with 18 CFM min forced air convection (apart from 753-7631 which is 35W)
Convection cooled
High efficiency of up to 78%
Low leakage current of <0.3mA
Short circuit, overload and over voltage protection
Fixed switching frequency at 45 KHz
100% full load burn-in test
Built in EMI filter
EMC compliance to EN55011 (CISPR11) Class B
Harmonic current compliance to EN61000-3-2,-3


MTBF to MIL-HDBK-217F (25°C)
Derate power above 45°C. For single output 3.3V and 5V versions derate power above 40°C
For suitable AC input connector mating housing see stock number 670-5168
For suitable DC output connector mating housing see stock number 670-5183
For suitable mating input and output terminals see stock number 670-5234
or suitable connector kit see stock number 764-7123


UL2601-1, TUV EN60601-1, IEC60601-1 approved


cULus, TUV, CB, CE

Attribute Value
Output Voltage 3.3 V dc
Output Current 8A
Power Rating 26W
Number of Outputs 1
Input Voltage 90 → 264 V ac, 127 → 370 V dc
Mounting Type Open Frame
Package Type Open Frame
Length 127mm
Width 76mm
Depth 28mm
Weight 180g
Efficiency 65%
Maximum Temperature +60°C
Minimum Temperature -10°C
Discontinued product