LHE25-20B03 MORNSUN | Alldatasheet
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07.14 A/1 Page of M ORNSUN Guangzhou Science Technology Co., Ltd. reserves the copyright and right of final interpretation 25W, AC-DC converter
FEATURES
O perating temperature range: -40 to +85 H igh isolation voltage up to VAC Regulated output, Low ripple noise Output short circuit, over-current, over voltage protection High efficiency h igh reliability Plastic case, meets UL94V-0 EM I performance meets CISPR32 EN55032 CLASS B IEC62368, UL62368, EN62368 approval CB RoHS LH E -20Bxx series -----a compact size power converter offered by Mornsun. It voltage, taking both DC and AC input voltage, low power consumption, high efficiency, high reliability, safer isolation. It offers good EMC performance, which meet IEC/EN61000-4, CISPR 2/EN550 UL 62368 and EN6 2368 standards, and it s widely used in industrial, office and civil applications. For harsh EMC environment, the application circuit in the datasheet is strongly recommended. Selection Guide Certification P art N o Output Power N ominal Output Voltage and Current Efficiency (230VAC, %/Typ.) Max. Capacitive Load( µ UL/CE /CB LHE25-20B03 13.53W 3.3V/4100mA 48000 LHE25-20B05 20.5W 5V/4100mA 12240 LHE25-20B09 25W 9V/2500mA 5600 LHE25-20B12 12V/2100mA 5400 LHE25-20B15 15V/1600mA 2400 LHE25-20B24 24V/1100mA 1440 LHE25-20B48 48V/500mA 600 Note:*Part No. with suffix of means chassis mounting and suffix of means DIN-Rail mounting (e.g. L H E -20B03 A means chassis mounting; L H E -20B03 A means DIN-Rail mounting) Input Specifications Item Operating Conditions Min. Typ. Max. Unit Input Voltage Range AC input 264 VAC DC input 100 370 VDC Input frequency Hz Input current 115VAC 0.6 A 230VAC 0.34 Inrush current 115VAC 230VAC Recommended External Input Fuse 3.15A/250V, slow fusing necessary Hot Plug Unavailable Output Specifications Item Operating Conditions Min. Typ. Max. Unit Output Voltage Accuracy 3.3V output Others output Line Regulation Full load 0.5 Load Regulation 0%-100% load Ripple Noise* 20MHz bandwidth (peak-peak value) 100 mV Temperature Coefficient 0.02 C Short Circuit Protection Hiccups Continuous, self-recovery Over-current Protection 140%Io self-recovery
07.14 A/1 Page of M ORNSUN Guangzhou Science Technology Co., Ltd. reserves the copyright and right of final interpretation Over-voltage Protection 3.3 5VDC Output 7.5VDC 9VDC Output VDC /15VDC Output 20VDC Over-voltage Protection 24VDC Output 30VDC 48VDC Output 60VDC Min. Load Hold-up Time 115VAC input ms 230VAC input Note: Ripple and noise are measured by parallel cable method, please see AC-DC Converter Application Notes for specific operation. General Specifications Item Operating Conditions Min. Typ. Max. Unit Isolation Voltage Input-output Test time: 1min (leakage current 5mA) 4000 VAC Input- 2500 Operating Temperature -40 +85 C Storage Temperature -40 +85 Storage Humidity %RH Welding Temperature Wave-soldering 260 time:5 10s Manual-welding 360 time:3 Switching Frequency kHz Power Derating -40 to -10 2.0 C +50 to +70 3.0 +70 to +85 2.0 100VAC 1.0 %/VAC 240 264VAC 0.83 Safety Standard IEC62368/EN62368/UL62368 Safety Certification IEC62368/EN62368/UL62368 Safety Class CLASS I MTBF MIL-HDBK-217F@25 C 300,000 h Physical Specifications Casing Material Black flame-retardant and heat-resistant plastic (UL94V Dimension Horizontal package chassis mounting 96.10 54.00 32.00mm Din-Rail mounting 96.10 54.00 36.60mm Weight Horizontal package 120g (Typ.) chassis mounting (Typ.) Din-Rail mounting (Typ.) Cooling method Free air convection EMC Specifications EMI CE CISPR 2/EN550 CLASS B RE CISPR 2/EN550 CLASS B EMS ESD IEC/EN61000-4-2 Contact 6KV/Air 8KV Perf. Criteria B RS IEC/EN61000-4-3 10V/m perf. Criteria A EFT IEC/EN61000-4-4 2KV perf. Criteria B IEC/EN61000-4-4 4KV (See Fig. for recommended circuit) perf. Criteria B Surge IEC/EN61000-4-5 line to line 1KV/ line to ground 2KV perf. Criteria B IEC/EN61000-4-5 line to line 2KV/ line to ground 4KV (See Fig. for recommended circuit) perf. Criteria B CS IEC/EN61000-4-6 10Vr.m.s perf. Criteria A Voltage dips, short interruptions and voltage variations immunity IEC/EN61000-4-11 70% perf. Criteria B
07.14 A/1 Page of M ORNSUN Guangzhou Science Technology Co., Ltd. reserves the copyright and right of final interpretation Product Characteristic Curve Note: When input 100VAC/240 264VAC/10 120VDC/340 370VDC, it need to be voltage derated on basis of temperature derating; This prod uct is suitable for use in natural air cooling environments, if in a closed environment, please contact our company s FAE. Design Reference Typical application circuit Fig. Model C2( µ F FUSE MOV TVS LHE25-20B03 330 3.15A/250V slow fusing, necessary S14K300 SMBJ7.0A LHE25-20B05 330 SMBJ7.0A LHE25-20B09 330 SMBJ12A LHE25-20B12 330 SMBJ20A LHE25-20B15 330 SMBJ20A LHE25-20B24 120 SMBJ30A LHE25-20B48 SMBJ64A Note: Output filtering capacitors is electrolytic capacitors, it is recommended to use high frequency and low impedance electrolytic capacitor. For capacitance and current of capacitor please refer to manufacture s datasheet. Capacitor voltage reduced to at least 80% is ceramic capacitors, which is used to filter high-frequency noise. TVS is a recommended component to protect post-circuits if converter fails. EMC solution-recommended circuit Fig EMC Recommended circuit with higher requirements
07.14 A/1 Page of M ORNSUN Guangzhou Science Technology Co., Ltd. reserves the copyright and right of final interpretation Element model Recommended value MOV S14K300 CY1 CY2 1000pF/400VAC CX 0.1 μ F/275VAC LCM 10mH, recommended to use MORNSUN s FL2D-Z5-103 L 4.7 μ H/2A FC-LX1D 2KV/4KV EMC filter FUSE 3.15A/250V slow fusing, necessary Application of Trim and calculation of Trim resistance R R R V ref R T Trim +Vot R R R V ref R T Trim +Vot Trim up Trim down Applied circuits of Trim Part in broken line is the interior of models Calculation formula of Trim resistance: up: Vref Vot-Vref R R = T aR R -a down: Vref Vot-Vref R R = T aR R -a R T is Trim resistance a is a self-defined parameter with no real meaning. Vout R1(K Ω R2(K Ω R3(K Ω Vref(V) Vot(V) 3.3V 3.3 1.98 1.24 Output voltage after regulation, variation 10% 3.3 3.3 2.5 7.5 2.87 2.5 12V 3.83 2.5 15V 7.5 1.5 2.5 24V 8.66 2.5 48V 3.73 2.5 For more information Please find the application note on www.mornsun-power.com Dimensions and Recommended Layout
07.14 A/1 Page of M ORNSUN Guangzhou Science Technology Co., Ltd. reserves the copyright and right of final interpretation Dimensions Dimensions Notes: Packing information please refer to Product Packing Information which can be downloaded from www.mornsun-power.com Packing bag number: 58220006 Horizontal package 58220010 A2/A4 package If the product is not operated within the required load range, the product performance cannot be guaranteed to comply with all parameters in the datasheet; Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25 humidity<75% with nominal input voltage and rated output load; All index testing methods in this datasheet are based on our Company s corporate standards; We can provide product customization service, please contact our technicians directly for specific information; Products are related to laws and regulations: see "Features" and "EMC"; Our products shall be classified according to ISO14001 and related environmental laws and regulations, and shall be handled by qualified units. MORNSUN Guangzhou Science Technology Co., Ltd. Address: No. Kehui St. Kehui Development Center, Science Ave., Guangzhou Science City, Luogang District, Guangzhou, China Tel: 86-20-38601850-8801 Fax: 86-20-38601272 E-mail: info@mornsun.cn