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CQB75-300S Series, 75 Watt, High Input, DC-DC Converter

180~450 Input Range

3000 VDC Isolation

Quarter Brick


  • Efficiency Up to 90%
  • Fixed Switching Frequency
  • Regulated Outputs
  • Remote On/Off
  • Low No Load Power Consumption
  • Fully Protected (OTP/OCP/OVP/UVLO)
  • 3000Vac I/O Isolation
  • Operating Case Temperature -40 to +105℃
  • Quarter Brick Size Meet Industrial Standard 2.28”x1.45”x0.5”
  • Safety Meets IEC/EN/UL 62368-1 2nd (Reinforce Insulation)
  • Shock & Vibration MIL-STD-810F Compliant
  • Fire & Smoke EN45545 Compliant
  • 3000m Operating Altitude

Models and Ratings

ModelInput VDCOutput VDCOutput CurrentSize
CQB75-300S3V3180~450 Volts3.3 Volts15 Amps36.8 x 57.9 x 12.7mm
CQB75-300S05180~450 Volts5 Volts15 Amps36.8 x 57.9 x 12.7mm
CQB75-300S12180~450 Volts12 Volts6.25 Amps36.8 x 57.9 x 12.7mm
CQB75-300S15180~450 Volts15 Volts5 Amps36.8 x 57.9 x 12.7mm
CQB75-300S24180~450 Volts24 Volts3.12 Amps36.8 x 57.9 x 12.7mm
CQB75-300S48180~450 Volts48 Volts1.56 Amps36.8 x 57.9 x 12.7mm

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