The GPD-X303S Series provides the superior technology and high quality that GW Instek has established through its long history of power supply design and manufacturing. The GPD-X303 Series offers digital panel controls, a large display, bright LED indicators, high output resolution, 4 sets of setup memory, USB remote control, and smart cooling fan control. Additionally , the GPD-X303S Series provides easy operation and a wide selection of panel settings. 2/3/4 Independent Isolated Outputs 4 LED Display Sets: 3 digits after decimal point Digital panel controls (rotary encoder switch, rubber key with indicator) User-friendly operation, coarse/fine volume control 4 Sets Save/Recall Key-Lock Output on/off Tracking Series and Parallel mode Smart cooling fan with low noise USB Standard Interface PC Software & USB Driver Labview driver Specifications for the GPD-3303S/D three-channel 195 W, programmable linear DC power supplies: Channel 1 and channel 2 outputs Voltage: 0 ~ 30 V Current: 0 ~ 3A Channel 3 outputs Voltage: 2.5/3.3/5.0 V Current: 0 ~ 3A Constant voltage operation Line Regulation: ä_0.01% + 3 mV Load Regulation: ä_0.01% + 3 mV (rating current ä_3A); ä_0.02% + 5 mV (rating current>3 A) Ripple & Noise: ä_1 mVrms (5 Hz ~ 1 MHz) Recovery Time: ä_100 µS (50% Load Change, Minimum Load 0.5A) Output range: 0 to rating voltage continuously adjustable Constant current operation Line Regulation: ä_0.2% + 3 mA Load Regulation: ä_0.2% + 3 mA Ripple Current: ä_3 mArms Output range: 0 to rating current continuously adjustable Channel 3 Line Regulation: ä_0.01% + 3 mV Load Regulation: ä_0.01% + 3 mV Ripple & Noise: ä_1 mVrms (5 Hz ~ 1 MHz) Tracking operation Line regulation (PAR.): ä_0.01% + 3 mV Load regulation (PAR.): ä_0.01% + 3 mV (rating current ä_3 A); ä_0.02% + 5 mV (rating current >3 A) Line regulation (SER.): ä_0.01% + 5 mV Load regulation (SER.): ä_300 mV
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