20W Open Frame Switching Power Supply

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  • Jameco Part no.: 2210722
  • Manufacturer: Phihong
  • Manufacturer no.: PSA-25-105
  • Jameco Catalog
  • This item is discontinued and is not
    recommended for new designs.
# of units Price
1+ $4.95
10+ $4.49

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20W Open Frame Switching Power Supply

5 Volts @ 4 Amps


  • 100% Burn-in
  • Built-in EMI filter
  • High efficiency
  • Low output ripple
  • Short circuit protection
  • Over voltage protection - 5.6V to 6.5V on main output
  • RoHS compliant
  • Approvals: UL, CUL, CSA, VDE


  • AC Input Voltage Rating: 100-240Vac
  • AC Input Voltage Range: 90-260Vac
  • AC Input Current Range: 0.8-0.4A(rms)
  • AC Frequency Range: 47-63 Hz
  • Ripple Peak-to-Peak Voltage: 50mV
  • Operation Temp: 0°C to +40°C
  • Dimensions: 4(L) x 3(W) x 1.3(H) in
  • Efficiency: 70% at full load
  • Weight: 0.55lbs

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  • Specification Value
    Primary Output Voltage (VDC)5
    Output Current (A)4
    Maximum Output Power (W)20
    Input Voltage (VAC)100 to 240
    Input Frequency47 to 63
    Maximum Input Current (A)0.8
    Number of Outputs1
    Product TypeAC to DC Power Supply
    Agency ApprovalsUL/CUL/CSA
    Efficiency (%)70
    Operating Temperature-Min (Cel)0
    Operating Temperature-Max (Cel)40
    Length (inch)4
    Width (inch)3
    Height (inch)1.3
    MFR Product FamilyPSA-25
    StyleOpen Frame

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