Product Description

Digital DC Power Supply 

Brand: GW-instek 

Model: GPS-4303C

Country of origin: Taiwan

Country of manufacture: China

Features:

• 4 sets of independent DC power output
• Four 3-digit displays can display two sets of voltage and current at the same time
• Automatic series and automatic parallel synchronous operation
• Constant voltage and constant current operation
• Low ripple and noise
• Overload and reverse polarity protection
• Selectable continuous/dynamic load
• Output Enable/Disable control
• Temperature control cooling fan speed

Technical Specification:

Rated output:

• Voltage: CH1&CH2:-  0~30V, CH3&CH4:- 2.2~5.2V, 8~15V
• Current: CH1&CH2:- 0~3A, CH3&CH4:- 1A Max
• Serial Voltage: 0~60V
• Parallel Current: 0~6A

CONSTANT VOLTAGE OPERATION (CH1, CH2):

• Line Regulation: < 0.01% + 3mV
• Load Regulation: < 0.01% + 3mV (rating current< 3A), < 0.02% + 5mV (rating current > 3A
• Ripple & Noise: < 1mVrms 5Hz ~ 1MHz
• Recovery Time: < 100μS (50% Load change, Minimum load 0.5A)

CONSTANT CURRENT OPERATION (CH1, CH2):

• Line Regulation: < 0.2% + 3mA
• Load Regulation: < 0.2% + 3mA
• Ripple & Noise: < 3mArms

TRACKING OPERATION (CH1, CH2):

• Tracking Error: < 0.5% + 3mV of CH1
• Series Regulation: < 300mV
• Load Regulation: < 0.01% + 3mV
• Ripple & Noise: < 2mVrms 5Hz ~ 1MHz
• 2.2V ~ 5.2V output (CH3) (for GPS-3303C/4303C):
• Line Regulation: < 5mV
• Load Regulation: < 15mV
• Ripple & Noise: < 2mVrms, 5Hz ~ 1MHz
• Voltage Accuracy: + 5% of rdg
• Current Output: 1A

8V ~ 15V Output (CH4) (for GPS-4303C):

• Line Regulation: < 5mV
• Load Regulation: < 10mV
• Ripple & Noise: < 2mVrms, 5Hz ~ 1MHz
• Voltage Accuracy: + 5% of rdg
• Current Output: 1A

METER:

• Digital: 3 digits 0.5" LED display, GPS-4303C Out ON accuracy ± (0.5% of rdg + 2 digits)

INSULATION:

• Chassis & Terminal: >DC 500V / 20MΩ
• Chassis & AC Cord: >DC 500V / 30MΩ

POWER SOURCE:

• AC 100V/120V/220V/240V+10%, 50/60Hz

ACCESSORIES:

• Operation Manual x 1, Power Cord x 1, Test Lead GTL-104 x 2, GTL-105 x 2

DIMENSIONS & WEIGHT:

• 255(w) x 145(h) x 265(d) mm, Approx 7kg