TP-2303 Triple Output Multiple Output Regulated power supply 30V 3A linear power supply laboratoryFeaturesTwo independent adjustable outputs 0~30V/0~3A x2, 0~30V/0~5A x2, one fixed output 5V/3A x1
Constant voltage and constant current operations, auto CV and CC switch
Low ripple and noise, low temperature drift
Auto Series and Parallel tracking operations
Output ON/OFF control
Preset function, setting of voltage and current with output open circuit (TP-2303TK/2305TK)
High efficiency, high power density
Over load and reverse polarity protections
Dual-color four digital panel meters
Selection GuideModel | TP-2303E TP-2305E | TP-2303C TP-2305C | TP-2303K TP-2305K | TP-2303 TP-2305 | TP-2303TK TP-2305TK |
Output voltage | 0~30V x2 | 0~30V x2 | 0~30V x2 | 0~30V x2 | 0~30V x2 |
Output current | 0~3A x2 0~5A x2 | 0~3A x2 0~5A x2 | 0~3A x2 0~5A x2 | 0~3A x2 0~5A x2 | 0~3A x2 0~5A x2 |
Fixed output | | 5V/3A | 5V/3A | 5V/3A | 5V/3A |
Preset V&I | | | | | √ |
Output ON/OFF | | | √ | √ | √ |
Tracking operation | √ | √ | √ | √ | √ |
Dimension (WxHxD) | 255x155x330mm | 255x155x370mm |
Weight | 7kg/9kg | 7kg/9kg | 7kg/9kg | 8kg/10kg | 8kg/10kg |
SpecificationsConstant voltage operation |
Line regulation | ≤0.01%+3mV |
Load regulation | ≤0.01%+3mV (I≤3A); ≤0.02%+5mV (I>3A) |
Ripple & Noise (5Hz~1MHz) | ≤1mVrms (I≤3A); ≤2mVrms (I>3A) |
Constant current operation |
Line regulation | ≤0.2%+3mA |
Load regulation | ≤0.2%+3mA (I≤3A); ≤0.2%+5mA (I>3A) |
Ripple & Noise | ≤3mArms (I≤3A); ≤6mArms (I>3A) |
Tracking operation |
Parallel | Line regulation | ≤0.01%+3mV |
Load regulation | ≤0.01%+3mV (I≤3A); ≤0.02%+5mV (I>3A) |
Series | Line regulation | ≤0.01%+5mV |
Load regulation | ≤300mV |
Tracking error | ≤0.5%+10mV of the master, no load (with load, add load regulation ≤300mV) |
Auxiliary output (fixed) |
Output voltage | 5V±0.25V |
Output current | 3A |
Load regulation | ≤25mV @110/220VAC rated input |
Ripple & noise (5Hz~1MHz) | ≤2mVrms |
Display |
Voltmeter | 3 digits LED display |
Ammeter | 3 digits LED display |
Resolution | 100mV/10mA |
Accuracy | Real voltage and current output: ±(1% reading+2 digits) |
Preset voltage and current: ±(1% reading+8 digits) |
General |
Insulation | Between base and output terminal: ≥20MΩ/500VDC |
Between base and AC power cord: ≥300MΩ/500VDC |
Operating environment | 0ºC~40ºC, ≤80%RH |
Storage environment | -10ºC~70ºC, ≤70%RH |
Power source | AC110V/220V±10%, 50/60Hz |
Accessories | Power cord x1, Operation manual x1 |
About Us:Twintex instrument Ltd was established in 1998 as a professional test & measurement instruments manufacturer with its own brand of twintex.
With honesty, innovation and continuation as the core of enterprise cultural, twintex has been gradually developed into a professional test & measurement instruments manufacturer, products including oscilloscope, function generator, DC power supply, basic test & measurement instruments and other professional instruments.
Apart from providing instrumentation solutions to domestic industries and education institutions with good quality and excellent price, twintex has also established professional logistics and business center - twintex electronics Co., Ltd in 2009 in shenzhen China to explore global market of instrumentation. Backing up by strong R&D force in Taiwan and manufacturing advantage in mainland China, twintex has been entering the world market with twintex brand.
Twintex has presences in more than 30 countries to provide its products and services.
Twintex will make continuous efforts to improve brand management, making twintex as the most reliable and professional instruments manufacturer. Twintex will also improve capabilities of R&D, manufacturing and marketing to provide the most convenient and fastest services, bringing the best values to customers.
Warranty:All products by TWINTEX are tested and guaranteed to keep in good quality with one year warranty except wearing parts, such as test leads and power cords.
If quality problems happen during warranty period, we provide technical supports and spare parts. Our local distributor if any will help to solve your problems in time after receiving phone calls or emails.
Welcome to contact us at any time if any questions about using our products.
However, TWINTEX is free of responsibility to personal injuries or property damages caused by improper operation.