Handheld and Benchtop Instruments Basic Service
1
PS2520 Series Power Supplies
The Tektronix PS2520, PS2520G, PS2521, and PS2521G power supplies are
multifunction benchtop or portable instruments. All PS2520 series power
supplies include the following standard features:
 Three high stability low drift outputs (outputs may be configured for
independent, series, or parallel operation)
 Automatic series or parallel tracking
 Push-button controls
 Keypad and up-down key data entry
 Four-digit display of voltage and current
 High resolution digital-to-analog converter
 Memory storage and recall
 Display readout of output, memory, and error codes
 Automatic sequencing with timer
 Self-test diagnostic at power up
 Overvoltage protection (OVP) and overcurrent protection (OCP)
Figure 1: PS2520 and PS2521G Power Supply