Catalog excerpts
DC/DC ConverterURB1 D_LMD-15WR3 & URB1 D_LMD-20WR3 Series 15&20W, Ultra wide input isolated & regulated DC/DCconverter Patent Protection RoHS FEATURES • Ultra wide input voltage range (4:1) • Enhanced isolation, isolation voltage: 2250VDC • Operating temperature range: -40°C to +85°C • Input Under-voltage Protection, Output short circuit, over-current, over-voltage protection • Low ripple & noise • EMI meet EN50121 -3-2, without external components • Meets requirements of railway standard EN50155 • Meet the IEC60950, UL60950, EN60950 approval • Reverse voltage protection available with A2S(Chassis mounting) or A4S(35mm DIN-Rail mounting) • International standard pin-out URB1D_LMD-15WR3 series are isolated 15WDC-DCproducts with 4: 1 input voltage. URB1'D_LMD-20WR3 series are isolated20WDC-DC products with 4:1 input voltage. Their feature efficiency up to 86%, 2250VDC isolation with Enhanced isolation, operating temperature of -40 V to +85 V, Input Under-voltage Protection, Output short circuit, over-current, over-voltage protection. Railway vehicle electronic equipment widely used in 72V, 96V and H0V. MORNSUN GUANGZHOU 5CIGNCG & TGCHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretati
Open the catalog to page 1MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. 2016.11.03-A/0 Page 2 of 9 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Open the catalog to page 2DC/DC ConverterURB1D LMD-15WR3 & URB1D LMD-20WR3 Series Package Dimensions Temperature Derating Curve Without heatsink ith heatsi nk Temperature Derating Curve With heatsink 0 V ^Vin 120VWithout heatsink 120V<Vin^160V Without heatsink Operating Temperature(C) Operating Temperature, ExceptURB1D03/05LMD-20W(H)R3(A2S/A4S) URB1 D03LMD-20W(H)R3(A2S/A4S) Operating Temperature Operating Temperature(C) Temperature Derating Curve 120 -1— 100 o Operating Temperat ure(C) MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. 2016.11.03-A/0 Page 3 of 9 MORNSUN Guangzhou Science & Technology Co., Ltd....
Open the catalog to page 3MORNSUN” Efficiency Vs Output Load(Vin=l 1OV) URBl D05LMD Output Current Percentage (%) Efficiency Vs Output Load(Vin=l 1 OV) URBl D24LMD Output Current Percentage (%) Design Reference 1. Typical application All the DC/DC converters of this series are tested according to the recommended circuit (see Fig. 2) before delivery. If it is required to further reduce input and output ripple, properly increase the input & output of additional capacitors Cin and Cout or select capacitors of low equivalent impedance provided that the capacitance is no larger than the max. capacitive load of the...
Open the catalog to page 4DC/DC Converter URB1D_LMD-15WR3 & URB1D_LMD-20WR3 Series Fig. 4 Parameter description: FUSE Choose according to actual input current FC-CX1D is the EMC auxiliary component of our FC-CX1D company. Input voltage range: 40V-160V C0 C1 C2 100µF/200V Refer to the Cin in Fig.2 Refer to the Cout in Fig.2 Fig. 5 Notes: Part ① in the Fig. 4 is used for EMS test and part ② for EMI filtering; selected based on needs. Fig. 5 Parameter description: Model Refer to the Cin in Fig.2 15mH (UU common mode inductance) 15mH (UU common mode inductance) Notes: FL2D-10-222 for MORNSUM EMC auxiliary device Trim...
Open the catalog to page 5DC/DC Converter URB1D_LMD-15WR3 & URB1D_LMD-20WR3 Series Horizontal Package (without heat sink) Dimensions and Recommended Layout Horizontal Package (with heatsink) Dimensions MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Open the catalog to page 6Function Ctrl Unit: mm[inch] Front View URB1 D_LMD-15WHR3A2S & URB1 D_LMD-20WHR3A2S (with heatsink) Dimensions THIRD ANGLE PROJECTION Unit: mm[inch] Front View MORNSUN GUANGZHOU SCI6NCG & TGCHNOLOGY CO.,LTD. 2016.11.03-A/0 Page 7 of 9 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Open the catalog to page 7MORNSUN” URB1 D_LMD-15WR3A4S & URB1 D_LMD-20WR3A4S (without heatsink) Dimensions THIRD ANGLE PROJECTION Front View Unit: mm[inch] THIRD ANGLE PROJECTION Function Ctrl Front View Unit: mm[inch] MORNSUN GUANGZHOU SCI6NCG & TECHNOLOGY CO.,LTD. 2016.11.03-A/0 Page 8 of 9 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Open the catalog to page 81. Packing information please refer to Product Packing Information which can be downloaded from www.mornsun-power.com.The Packing bag number of Horizontal package :58200035(without heat sink), 58200051(with heat sink), A2S/ A4S package number: 58220022; 2. The maximum capacitive load offered were tested at input voltage range and full load; 3. 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; 4. All index testing methods in this datasheet are based on Company's corporate...
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