AC/DC ConverterLHE40-20Bxx Series 40W, AC/DC converter FEATURES • Universal 85-264VAC or 100-370VDC input voltage • Operating ambient temperature range: -40C ~ +70C • High I/O isolation test voltage up to 4000VAC • Regulated output, low ripple & noise • Output short circuit, over-current, over-voltage protection • High efficiency, high reliability • Plastic case meets UL94V-0 flammability • Meet EMI CISPR32/EN55032 CLASS B • EN62368 safety approval C € RoHS LHE40-20Bxx series are 40W efficient environmental-protection AC-DC module power supply, it features universal AC input and at the same time accepts DC input voltage, low power consumption, high efficiency, high reliability, reinforced isolation, it offers good EMC performance compliant to IEC/EN61'000-4and CISPR32/EN55032 and meets UL62368 and EN62368 standards. The converters are widely used in control, electricity, office applications. For extremely harsh EMC environment, we recommend using the application circuit show in Design Reference of this datasheet. Output Specifications Item MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

AC/DC Converter LHE40-20Bxx Series Note: * The "parallel cable" 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. 2019.05.06-A/2 Page 2 of 6 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

AC/DC ConverterLHE40-20Bxx SeriesProduct Characteristic Curve Input Voltage Derating Curve Ambient temperature(°C) Note: ® With an AC input between 85-100VAC and a DC input between © This product is suitable for applications using natural air cooling; Input Voltage 100-120VDC, the output power must be derated as per temperature derating curves; for applications in closed environment please consult factory or one of our FAE. Design Reference 1. Typical application Note: We recommend using an electrolytic capacitor with high frequency, and low ESR rating for C2 (refer to manufacture's datasheet)....

AC/DC ConverterLHE40-20Bxx Series Component TRIM resistor connection (dashed line shows internal resistor network) Calculating up: Trim resistor values: aR2 Rt= Vot-Vref Vref Rt = Trim Resistor value; a = self-defined parameter; Vot = desired output voltage (±10%max.). Vout nominal 4. For additional information please refer to application notes on www.mornsun-power.com MORNSUN MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. 2019.05.06-A/2 Page 4 of 6 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

Dimensions and Recommended Layout A5 Chassis Package Dimensions THIRD ANGLE PROJECTION Unit: mm[inchl MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. 2019.05.06-A/2 Page 5 of 6 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

AC/DC ConverterLHE40-20Bxx SeriesA6 DIN-rail Package Dimensions Notes: 1. For additional information on Product Packaging please refer to www.mornsun-power.com. Packaging bag number of Horizontal package: 58220021, the Packaging bag number of A5/A6 package: 58220031; 2. Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25C, humidity<75% with nominal input voltage and rated output load; 3. All index testing methods in this datasheet are based on our company corporate standards; 4. We can provide product customization service, please contact our technicians...