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Technical Data (All Devices)
OF-PSU

Power Supply Modules OF-PSU
Unipolar Precision Open-Frame Power Supply Units

General Technical Data for all Devices

Characteristics

  • Precision linear power supplies
  • Open frame construction
  • Low noise and output ripple
  • Short-circuit protection

Input

  • Voltage: 115 V or 230 V, ±10%, 50 Hz, max. 65 VA

Output

  • Output power: 45 W
  • Output ripple and noise voltage: < 150 µVeff (0.1 Hz  10 kHz)
  • Line regulation: < 5 ppm at 10% change of the line voltage
  • Load regulation: < 200 ppm at 100% load change
  • Transient load regulation: 50 µs at 50% load change
  • Temperature coefficient of the output voltage: < 50 ppm/K

General

  • Input and output connectors: clamps
  • Cooling: external heatsink
  • Fuses: external
  • Mounting by six M3×10 mm spacer sleeves
  • Dimensions (length × width × height including spacer sleeves): 210 × 70 × 60 mm3
  • Spacing between the mounting holes: 75 + 117.5 × 60 mm2
  • Weight: 1.3 kg

Drawings

Pin layout and dimensions of the modules of the series OF-PSU:

Dimensions
(Dimensions in mm)

  • P1-8: Mains input
  • P9-10: Output
  • POT1: Adjustment of the output voltage
  • T2: Power transistor

See also

  • Technical data specific to each device: see sidebar menumenu at the top of the page