PBO-3-B Series
3 W, Single Output, Open Frame, PCB Mount, Ac-Dc Power Supply

The PBO-3-B ac-dc power supply series is ideally suited to deliver on-board ac-dc power conversion where board real estate is at a premium. Housed in a low profile SIP package, these 3 W open frame power supplies are designed to provide a reliable and economical low power solution for a range of industrial, IoT, and telecommunication applications.


  • Up to 3 W continuous power
  • Ultra-compact right-angle SIP package
  • Wide input voltage range
  • Over current and short circuit protections
  • 3,000 Vac isolation
  • Efficiency up to 77%


  • Input Voltage (Vac)
    85 ~ 305
  • Mounting Style
  • Grade
  • Package Type
    Open Frame
  • Dimensions LxWxH (in)
    1.38 x 0.71 x 0.43
  • Dimensions LxWxH (mm)
    35 x 18 x 11

Available Models

Model Number Power (W) Output Voltage (Vdc) Output Current (A) Safety Approvals 3D Model Stock Check Sample Request RFQ
PBO-3-S3.3-B 1.98 3.3 0.6 CE, UL 3D Model PBO-3-S3.3-B Stock Check PBO-3-S3.3-B -- Sample Request Request a Quote
PBO-3-S5-B 3 5 0.6 CE, UL 3D Model PBO-3-S5-B Stock Check PBO-3-S5-B -- Sample Request Request a Quote
PBO-3-S9-B 3 9 0.333 CE, UL 3D Model PBO-3-S9-B Stock Check PBO-3-S9-B -- Sample Request Request a Quote
PBO-3-S12-B 3 12 0.25 CE, UL 3D Model PBO-3-S12-B Stock Check PBO-3-S12-B -- Sample Request Request a Quote
PBO-3-S15-B 3 15 0.2 CE, UL 3D Model PBO-3-S15-B Stock Check PBO-3-S15-B -- Sample Request Request a Quote
PBO-3-S24-B 3 24 0.125 CE, UL 3D Model PBO-3-S24-B Stock Check PBO-3-S24-B -- Sample Request Request a Quote