Datasheet download

Product features:

◆ Universal voltage: 85~265VAC/100~375VDC

◆ AC and DC dual-purpose (same terminal input voltage)

◆ High efficiency, high power density

◆ With output short circuit protection function

◆ With PCB, guide rail and other installation methods

◆ Three-year warranty period

A Complete Guide to MORNSUN AC-DC power modules: Reliable Power Solutions for Industrial Applications

The core advantages of MORNSUN AC-DC power supply products are reflected in:Complete series of certifications, Meet international certification requirements such as UL/CE/CB;Wide operating temperature range, adapted to the harsh environment of -40℃ to +85℃;High cost performance, providing competitive prices while ensuring quality;localization services, providing fast technical support and sample services.

　　MORNSUN AC-DC power supply Product Selection Guide

　　Product seriesPower rangeKey technical characteristicsTypical application scenarios

　　LH series15-60W compact design, efficiency up to 91%, operating temperature -40℃ to +85℃ industrial control system, instrumentation

　　LS series3-50W cost-effective, UL/CE/CB certified, low power consumption standby smart home, consumer electronics

　　LF series5-100W high isolation voltage (3000VAC), reinforced insulation, high reliability power equipment, medical instruments

　　LI series10-240W wide input voltage range, high efficiency, excellent EMC performance communication equipment, base station power supply

　　Analysis of common technical problems of MORNSUN power supply

　　Q1: How to ensure the reliability of MORNSUN power modules in industrial environments?

MORNSUN ensures product reliability through multiple measures:

　　Strict quality control: Execute complete IQC/IPQC/OQC inspection process

　　Comprehensive reliability testing: Including high temperature aging, temperature cycle, vibration test, etc.

　　Industrial grade components: Key components are all industrial grade

　　Complete protection functions: Built-in overcurrent, overvoltage, short circuit protection

　　Q2: How to correctly design the cooling system of MORNSUN power module?

Thermal design suggestions:

　　Follow official guidelines: Designed according to the heat dissipation solution RECOMmended by the data sheet

　　Ensure air circulation: Reserve enough space for heat dissipation in a closed environment

　　Use a radiator: For high-power applications, it is recommended to install a suitable radiator

　　Temperature monitoring: It is recommended to monitor module temperature in real time in high temperature environment

　　Q3: What is the EMC performance of MORNSUN power supply? Do I need to design additional filter circuits?

EMC design guidance:

　　Built-in filtering: Most models have built-in EMI filters

　　additional filtering: External filter can be added in sensitive applications

　　PCB layout: Follow the official recommended layout specifications

　　Ground design: Ensure a good grounding system

　　Q4: How to choose the input voltage range of MORNSUN power module?

Input voltage selection suggestions:

　　universal input:85-264VAC suitable for most applications

　　special needs: The customized range can be selected according to the specific power grid environment.

　　voltage fluctuation: Consider the fluctuation range of the power grid and reserve sufficient margin.

　　Three phase applications: Provide specialized three-phase input models

　　MORNSUN power system troubleshooting process

　　Phase One: Rapid Diagnosis

　　Indicator status: Check the power status indicator light

　　Input voltage measurement: Confirm that the input voltage is within the specification range

　　load check: Verify that the load is within the rated range

　　environmental inspection: Record the working environment temperature

　　Stage Two: Detailed Inspection

　　Output voltage accuracy: Measure output voltage stability

　　Ripple test: Use an oscilloscope to detect output ripple

　　Efficiency measurement: Verify actual conversion efficiency

　　protection function: Test whether various protection functions are normal

　　The third stage: in-depth analysis

　　temperature analysis: Infrared thermometer checks hot spot distribution

　　Waveform analysis: Detect key node working waveforms

　　Component inspection: Check whether there are any damaged components

　　comparison test: Compare parameters with normal modules

　　The fourth stage: system troubleshooting

　　Grounding system: Check the grounding resistance and grounding quality

　　Wiring inspection: Verify power wiring specifications and connections

　　compatibility: Troubleshoot compatibility issues within the system

　　environmental factors: Analyze the impact of environmental factors

　　MORNSUN power supply application best practices

　　Key points in the design phase：

　　margin design: Reserve 20-30% margin for power selection

　　Protect design: Configure and improve the protection circuit according to needs

　　Thermal design: Conduct thermal simulation analysis in advance

　　Layout optimization:Follow official layout recommendations

　　Installation and debugging specifications：

　　Welding process: Control welding temperature and time

　　Installation direction: Ensure correct installation direction

　　Debugging process: Step by step debugging according to the standard process

　　Test verification: Carry out sufficient testing and verification

　　Maintenance management：

　　Regular inspection: Establish a regular inspection system

　　Condition monitoring: Real-time monitoring of key parameters

　　preventive maintenance: Develop a preventive maintenance plan

　　Failure analysis: Establish a fault analysis and improvement mechanism

　　MORNSUN technical support and service

MORNSUN provides complete technical support:

　　Sample service: Quickly provide samples and technical information

　　Technical consultation: Professional engineers provide technical guidance

　　design support: Provide circuit design and solutions

　　training services: Regularly hold technical training and seminars

　　Conclusion

MORNSUN AC-DC power module has become an ideal choice for industrial power applications with its excellent reliability, excellent performance and competitive price. By following the correct selection guide, design specifications and troubleshooting procedures, users can give full play to the performance advantages of MORNSUN products and build a stable and reliable power system.