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Technical Data (All Devices)
OF-PSU-B

Power Supply Modules OF-PSU-B
Bipolar Precision Open-Frame Power Supplies

General Technical Data for all Devices

Characteristics

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

Input

  • Voltage: 100 V, 115 V or 230 V, ±10%, 50 Hz, max. 130 VA

Output

  • Asymmetry of the output voltages: < 0.2 %
  • Output power: 45 W per output
  • Line regulation: < 5 ppm at 10% change of the line voltage
  • Temperature coefficient of the output voltage: < 50 ppm/K

General

  • Input and output connectors: clamps
  • Cooling: external heatsink
  • Fuses: external
  • Mounting by seven M3×12 mm spacer sleeves to fix the printed circuit board and one M6 spacer sleeve to fasten the mains transformer
  • Dimensions (length × width × height including spacer sleeves): 225 × 140 × 70 mm3

Drawings

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

Dimensions
(Dimensions in mm)

  • CN1, CN2: Mains input
  • CN3: Output
  • POT1: Adjustment of the output voltages
  • T3, T4: Power transistors

See also

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