Keithley, a Tektronix company, is pleased to introduce the Model 2231A-30-3 Triple Channel
DC Power Supply. The Model 2231A-30-3 is an affordable power supply targeted to the
education market. Combined with the entry-level scope line, entry-level function generator, and
5 ½ digit DMM, the Model 2231A -30-3 power supply completes the basic equipment set for a
competitively priced instrumentation package for an electrical engineering student lab station.
Model 2231A-30-3 Product Overview
♦ More power than typical three output power supplies - 195W total power -
►Two channels with maximum output of 30V and 3A (90W)
► One channel with maximum output of 5V and 3A (15W)
♦ Excellent performance
► Fully isolated channels – Maximum flexibility to test devices with analog circuits
that are on different grounds
► 0.06% basic voltage and 0.2% basic current readback measurement accuracy
► Linear regulation with <5mVp-p ripple and noise
♦ Outstanding convenience
► Display shows voltage and current for all 3 channels simultaneously
► Numeric Keypad for fast entry and Rotary Knob for step change
► Serial and parallel connection of the 30V channels with the instrument managing
the channels and displaying the total output
► Output timer function (range 1~99999.9S) to independently turn on and turn off
channels at specific times or in a specific sequence
♦ Programmability
► Optional USB interface