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CUI Inc P78B-1000R 1A Non-Isolated DC-DC Converters

CUI Inc P78B-1000R 1A Non-Isolated DC-DC Converters deliver high-efficiency DC-DC conversion (up to 94.5%) in a compact SIP3 package. The CUI Inc P78B-1000R features a wide 4.75VDC to 36VDC input voltage range and continuous short-circuit protection. The series features a 1A maximum output current and is ideal for computers, industrial controls, electric vehicle (EV) charging stations, and more.

Features

  • 1A output current
  • Pin compatible with LM78x linear regulators
  • -40 to +90°C operating temperature range
  • 4.75VDC to 36VDC input voltage range
  • Continuous short-circuit protection
  • Compact SIP3 package
  • Low ripple and noise
  • Designed to meet EN/IEC 62368-1

Applications

  • Computers
  • Industrial controls
  • EV charging stations 

Specifications

  • 12VDC or 24VDC typical input voltage
  • 1.8VDC to 15.0VDC output voltage range
  • 1.8W to 15.0W maximum output power
  • 50mVp-p to 100mVp-p ripple and noise
  • Up to 94.5% efficieny

Additional Resources

Application Circuit

Application Circuit Diagram - CUI Inc P78B-1000R 1A Non-Isolated DC-DC Converters

Mechanical Drawing & Dimensions

Mechanical Drawing - CUI Inc P78B-1000R 1A Non-Isolated DC-DC Converters
Publicerad: 2026-01-06 | Uppdaterad: 2026-01-09