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(571) 243 2409

MEAN WELL introduced another 3W encapsulated packaging module type unregulated DC-DC converter ~ SPU03 series, to fulfill the low cost and low wattage related applications. With single-in-line package, the size of 3W converters has been widened slightly (0.77" x 0.30 "x 0.40") based on the original SPU02 case size (0.77 "x 0.28" x 0.40 ").

In addition, SPU03 series possess up to 88% of high efficiency, hence, they can be operated by free air convection cooling from -40℃ to +90℃ ambient temperature. Equipped with standard pin assignment, this series feature with 3000VDC input / output isolation, low ripple noise, cost effective, CE/FCC compliance, and built-in short circuit protection, which are very suitable for industrial control, telecom/datacom, and distributed power architecture related applications.


  • Standard pin assignment
  • 3000VDC I/O isolation
  • Cooling by free air convection with -40~+90℃ of operating range
  • Trimming output (±10%)
  • High efficiency up to 88%
  • Protection : Short circuit
  • Approvals : CE / FCC
  • Dimension(LxWxH): 19.6x 7.5x 10.2mm (0.77"x 0.30"x 0.40")
  • 2 years warranty

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