MSP-200-3.3 - Charger Mean Well - Free user manual and instructions
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| Product Type | Switching Power Supply (Charger) |
| Manufacturer | Mean Well |
| Model | MSP-200-3.3 |
| Output Voltage | 3.3V DC |
| Output Current | 40A |
| Output Power | 132W |
| Input Voltage | 88-264VAC / 120-370VDC |
| Input Frequency | 47-63Hz |
| Efficiency | 75% typical |
| Protection | Short Circuit, Overload, Over Voltage, Over Temperature |
| Cooling | Free Air Convection |
| Dimensions (L x W x H) | 215 x 115 x 30 mm |
| Weight | 550 g |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Safety Approvals | UL, CUL, TUV, CB, CE |
| LED Indicator | Green LED for output |
| Output Adjustment | ±10% via trimpot |
| Ripple & Noise | 80mV typical |
Frequently Asked Questions - MSP-200-3.3 Mean Well
What is the output voltage and current of the Mean Well MSP-200-3.3?
The Mean Well MSP-200-3.3 provides a stable DC output of 3.3V with a rated current of 40A. It is designed for applications requiring a low-voltage, high-current power source.
What is the input voltage range?
The power supply accepts a universal AC input from 88-264VAC or DC input from 120-370VDC, making it suitable for global use.
Can I use this power supply to charge batteries?
Yes, the MSP-200-3.3 can be used as a charger for batteries with a nominal voltage of around 3.3V. However, ensure the battery's charging profile is compatible, as this unit provides a constant voltage and may require external current limiting.
How do I adjust the output voltage?
The output voltage can be adjusted by ±10% using the built-in trimpot on the top of the unit. Turn it clockwise to increase voltage and counterclockwise to decrease.
What protection features does it have?
The MSP-200-3.3 includes short circuit, overload, over voltage, and over temperature protections. These ensure safe operation under abnormal conditions.
What are the dimensions and weight of this unit?
The unit measures 215mm × 115mm × 30mm (L×W×H) and weighs approximately 550g, making it a compact and lightweight solution for 200W-class supplies.
Is it approved for medical applications?
The MSP-200-3.3 meets safety approvals including UL, CUL, TUV, CB, and CE. It is commonly used in industrial and IT equipment; for medical applications, Mean Well offers dedicated medical power supplies.
What is the efficiency of this power supply?
The typical efficiency is 75% at full load, which helps reduce energy loss and heat generation.
How should I connect the AC input wires?
The unit features a terminal block for AC input. Connect the live (L) and neutral (N) wires to the respective terminals, and ensure the ground (FG) is properly connected for safety.
What is the warranty period for this product?
Mean Well offers a 3-year warranty for the MSP-200 series, covering manufacturing defects under normal usage conditions.
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USER MANUAL MSP-200-3.3 Mean Well
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Product information
Brand : Mean Well
Model : MSP-200-3.3
Category : Charger