Catalog excerpts
AC/DC 50W Enclosed Switching Power Supply LM50-20Bxx, LM50-20Bxx-Q Series FEATURES Universal 85 - 264VAC or 120 - 373VDC Input voltage Accepts AC or DC input (dual-use of same terminal) Operating ambient temperature range: -30℃ to +70℃ Low standby power consumption, high efficiency High I/O isolation test voltage up to 4000VAC Low ripple & noise Output short circuit, over-current, over-voltage protection Safety according to IEC/EN/UL62368, EN60335, GB4943 Withstand 300VAC surge input for 5s Over-voltage class Ⅲ (designed to meet EN61558) RoHS LM50-20Bxx series is one of Mornsun’s enclosed AC-DC switching power supply. It features universal AC input and at the same time accepts DC input voltage, cost-effective, low no load power consumption, high efficiency, high reliability and double or reinforced insulation. These converters offer excellent EMC performance and meet IEC/EN61000-4, CISPR32/EN55032, IEC/UL/EN62368, EN60335, GB4943 standards and they are widely used in areas of industrial, LED, street light control, electricity, security, telecommunications, smart home etc. Selection Guide Nominal Output Voltage and Current (Vo/Io) 5V/10A Output Voltage Adjustable Range(V) 4.5-5.5 Efficiency at Max. Capacitive Load 230VAC (%) Typ. (µF) 83 8500 Note:*Use suffix“Q”for conformal coating. Input Specifications Item Input Voltage Range Operating Conditions Input Voltage Frequency Input Current Inrush Current leakage current Cold start Output Specifications Item Operating Conditions Output Voltage Accuracy Full load range Line Regulation Rated load Load Regulation Temperature Coefficient Minimum Load Ripple & Noise* 20MHz bandwidth (peak-to-peak value) MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the
Open the catalog to page 1Note: The"Tip and barrel method"is used for ripple and Noise test, please refer to AC-DC Converter Application Notes for specific information. General Specifications Mechanical Specifications MORNSUN* MORNSUN Guangzhou Science & Technology Co., Ltd. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Open the catalog to page 2Temperature Derating Curve 230VAC_ Input Voltage Note: ©With an input voltage between 85 -100VAC and a DC input between 120-140VDC the output power must be derated as per the temperature derating curves; ©This product is suitable for applications using natural air cooling; for applications in closed environment please consult Mornsun FAE. Dimensions and Recommended Layout MORNSUN* MORNSUN Guangzhou Science & Technology Co., Ltd. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Open the catalog to page 31. For additional information on Product Packaging please refer to www.mornsun-power.com. Packaging bag number: 58220067; 2. Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25°C, humidity<75%RH with nominal input voltage and rated output load; 3. The room temperature derating of 5C/1000m is needed for operating altitude greater than 2000m; 4. All index testing methods in this datasheet are based on our company corporate standards; 5. In order to improve the efficiency at high input voltage, there will be audible noise generated, but it does...
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