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CUI Inc VBM-70 70W AC-DC Switching Power Supplies

CUI Inc. VBM-70 70W AC-DC Switching Power Supplies are compact, encapsulated power supplies in a board-mount package. The VBM-70 devices feature a universal 90VAC to 264VAC input voltage range, a wide operating temperature range from -40° to +85°C, and baseplate cooling. The CUI Inc. VBM-70 70W AC-DC Switching Power Supplies are ideal for space-constrained, low-power ITE, and industrial applications.

Features

  • Universal 90VAC to 264VAC input range
  • Wide -40°C to +85°C operating temperature range
  • Ultra-low 17mm profile
  • Compact encapsulated assembly
  • Baseplate cooling
  • Class B emissions, no external components required
  • Over-temperature, overvoltage, overcurrent, and short circuit protection
  • Low 150mW no-load power consumption
  • Commercial grade
  • PCB mounting style
  • RoHS compliant

Applications

  • Low-power ITE
  • Industrial

Specifications

  • Output
    • 12VDC to 48VDC voltage range
    • 1.46A to 5.83A maximum current
    • 69.8W to 70.0W maximum power range
    • ±0.5% maximum line regulation
    • ±1% maximum load regulation
    • ±1% maximum voltage accuracy
    • 6ms typical hold-up time
    • 65kHz typical switching frequency
  • Input
    • 90VAC to 264VAC voltage range
    • 47Hz to 63Hz frequency range
    • 3.5mA maximum leakage current
    • 0.15W no-load power consumption
  • 120mVp-p to 480mVp-p maximum ripple and noise range
  • 88.0% to 89.5% typical efficiency
  • Isolation voltages (for 1 minute)
    • 3000VAC minimum input-to-output
    • 1800VAC minimum input-to-ground
    • 500VAC minimum output-to-ground
  • 550,000-hours minimum MTBF
  • Dimensions
    • 57.9mm x 61.0mm x 17.0mm
    • 60.7mm x 58.0mm x 37.0mm with heatsink

Additional Resources

Publicado: 2022-02-14 | Actualizado: 2022-03-11