TDK-Lambda CUS500M1 500W AC-DC Switching Power Supplies

TDK-Lambda CUS500M1 500W AC-DC Switching Power Supplies deliver 500W when forced-air cooled or 300W when convection cooled with a 500W peak. The CUS500M1 devices are available in an open-frame version or enclosed version with an internal fan in an industry-standard 3″ x 5″ footprint. Certified to Medical and ITE safety standards, the CUS500M1 can be used in Class I and Class II (no ground wire) applications. Other applications include communications, broadcasting, LED, industrial, and test/measurement.

Features

  • Power rating
    • 300W convection cooled, 500W peak
    • 500W forced-air cooled
  • Medically certified (2x MOPP)
  • Class B conducted and radiated EMI
  • Suitable for Class I and Class II installations
  • Single-phase input
  • Single output
  • 3″ x 5″ in dimension
  • Open frame and enclosed model available
  • 5-year warranty

Applications

  • Medical
  • Industrial
  • Test and measurement
  • LED
  • Communications
  • Broadcast

Specifications

  • 12V to 48V nominal output voltage range
  • Current ranges
    • 6.3A to 25.0A maximum for convection cooled
    • 10.5A to 41.7A maximum for forced air cooled
    • 10.5A to 41.7A peak
  • Input
    • <50A typical inrush current at 230VAC, cold-start
    • <200µA leakage current at 265VAC, 60Hz
    • <100µA touch current, enclosure leakage
    • 85VAC to 265VAC input voltage range
    • 47Hz to 63Hz input frequency range
    • Up to 96% efficiency
    • Typical hold-up time at 115VAC input
      • 22ms at 300W load
      • 14ms at 500W load
  • Output
    • 0.5% line regulation at 85VAC to 265VAC
    • 1% load regulation (0 to 100% load)
    • ±0.02%/°C temperature coefficient
    • No minimum load required
  • Environmental
    • Temperature ranges
      • -20°C to +70°C operating
      • -40°C to +85°C storage
    • 10% to 95% relative humidity, non-condensing
  • Dimensions
    • 127mm x 76.2mm x 37mm (5″ x 3″ x 1.46″) open frame
    • 157mm x 85mm x 42.5mm (6.18″ x 3.35″ x 1.67″) enclosed

TDK-Lambda CUS500M1 500W AC-DC Switching Power Supplies