AC/DC Converter LH20(25) Series 20(25)W, AC-DC converter FEATURES Universal input range:85~264VAC, 100～370VDC Regulated output, low ripple and noise Efficiency up to 87% Over-current, short circuit and over- voltage protection Plastic case, meets UL94V-0 IEC60950, UL60950, EN60950 Approval PCB mounting, Chassis mounting, DIN-Rail mounting CB RoHS LH 20-25 series -----a compact size power converter offered by Mornsun. It features universal input 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, CISPR22/EN55022, UL60950 and EN60950 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 UL/CE/CB Part No.* UL/CE/CB Nominal Output Voltage and Current (Vo1/Io1) (Vo2/Io2) Efficiency (230VAC, %/Typ.) Max. Capacitive Load(µF) Vo1 Vo2 LH20-10B03 13.53W 3.3V/4100mA -- 74 48000 -- LH20-10B05 17.5W 5V/3500mA -- 78 12240 -- LH20-10B09 9V/2100mA -- 80 7200 -- LH20-10B12 12V/1600mA -- 82 5400 -- LH20-10B15 15V/1300mA -- 83 2720 -- LH20-10B24 24V/850mA -- 85 1840 -- LH20-10A05 +5V/2000mA -5V/2000mA 75 8000 8000 LH20-10A12 +12V/830mA -12V/830mA 82 960 960 LH20-10A15 +15V/650mA -15V/650mA 83 880 880 LH20-10C0505-05 -- Output Power 20W 5V/2500mA ±5V/500mA 74 11200 4480 LH20-10C0512-04 5V/2000mA ±12V/400mA 75 16000 1600 LH20-10C0515-03 5V/2000mA ±15V/300mA 76 13520 370 LH20-10C0524-02 5V/2000mA ±24V/200mA 77 11200 370 LH20-10D0512-06 5V/2500mA 12V/600mA 75 32400 3250 LH20-10D0515-05 5V/2500mA 15V/500mA 76 28000 1980 LH20-10D0524-03 5V/2500mA 24V/300mA 77 28000 720 LH25-10B03 13.53W 3.3V/4100mA -- 74 48000 -- LH25-10B05 20.5W 5V/4100mA -- 79 12240 -- LH25-10B09 9V/2500mA -- 81 5600 -- LH25-10B12 12V/2100mA -- 83 5400 -- 15V/1600mA -- 84 2400 -- LH25-10B24 24V/1100mA -- 85 1440 -- LH25-10B48 48V/500mA -- 87 500 -- LH25-10B15 25W Note: *About LH20-10AXX, use both positive and negative output as sampling feedback; and all others use Vo1 as sampling feedback. 2015.08.24-B/3 Page 1 of 8 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation AC/DC Converter LH20(25) Series Input Specifications Item Operating Conditions Input Voltage Range Min. Typ. Max. AC input 85 -- 264 VAC DC input 100 -- 370 VDC Hz 47 -- 63 115VAC -- -- 0.6 230VAC -- -- 0.34 115VAC -- 16 -- 230VAC -- 30 -- Input frequency Input current Inrush current Unit A Leakage current 0.3mA RMS typ./230VAC/50Hz Recommended External Input Fuse(Special package series include fuse) 3.15A/250V, slow fusing Hot Plug Unavailable Output Specifications Item Operating Conditions Output Voltage Accuracy Main circuit Line Regulation Full load 10%-100% load Load Regulation Min. Typ. Max. -- ±2 -- Main circuit -- ±0.5 -- Auxiliary circuit -- ±1.5 -- Single output -- ±1 -- Dual output(balanced load) -- ±2 -- Isolated triple output (balanced load) Main circuit -- ±3 -- Auxiliary circuit -- ±5 -- Isolated and separated twin output (balanced load) Main circuit -- ±3 -- Auxiliary circuit Unit % -- ±5 -- Ripple & Noise* 20MHz bandwidth (peak-peak value) -- 50 100 mV Temperature Coefficient Main circuit -- ±0.02 -- %/°C Short Circuit Protection Continuous, self-recovery ≥110%Io self-recovery Over-current Protection Over-voltage Protection Main circuit 3.3 / 5VDC Output ≤7.5VDC 9VDC Output ≤13VDC 12 /15VDC Output ≤20VDC 24VDC Output ≤30VDC 48VDC Output Min. Load Hold-up Time ≤60VDC Single output models 0 -- -- Dual output models (balanced load) 10 -- -- Isolated and separated twin output (balanced load) 10 -- -- Isolated triple output (balanced load) 10 -- -- 115VAC input -- 15 -- 230VAC input -- 80 -- % ms Note: * Ripple and noise are measured by “parallel cable” method, please see AC-DC Converter Application Notes for specific operation. General Specifications Item Isolation Voltage Input-output Operating Temperature Storage Temperature Storage Humidity Operating Conditions Min. Test time: 1min 3000 Typ. -- -- LH20-10A/C/D series -25 -- +70 LH20(25)-10B series -40 -- +70 LH20-10A/C/D series -25 -- +85 LH20(25)-10B series -40 -- +85 -- -- 95 2015.08.24-B/3 Max. Unit VAC °C %RH Page 2 of 8 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation AC/DC Converter LH20(25) Series Wave-soldering Welding Temperature 260±5℃; time:5~10s Manual-welding 360±10℃; time:3~5s Switching Frequency Power Derating -- 65 -- -25℃~-10℃(LH20-10A/C/D Series) 2.0 -- -- -40℃~-10℃(LH20(25)-10B Series) 2.0 -- -- +50℃~+70℃(LH25-10B Series) 3.0 -- -- 4.0 -- -- +55℃~+70℃ (LH20-10A/B/C/D Series) Safety Standard IEC60950/EN60950/UL60950 Safety Certification IEC60950/EN60950/UL60950 Safety Class CLASS I kHz MIL-HDBK-217F@25°C > 300,000 h MTBF Physical Specifications Casing Material Dimension Weight Black flame-retardant and heat-resistant plastic (UL94-V0) Horizontal packageg 70.00x48.00x23.50mm A2 chassis mounting 96.10x54.00x32.00mm A3 chassis mounting 99.00x54.00x32.00mm A4 Din-Rail mountin 96.10x54.00x36.60mm Horizontal package/A2 chassis mounting/ A3 chassis mounting/A4 Din-Rail mounting 120g/170g /170g /210g (Typ.) Cooling method Free convection EMC Specifications EMI EMS CE CISPR22/EN55022, CLASS B RE CISPR22/EN55022, CLASS B ESD IEC/EN61000-4-2 ±6KV/±8KV Perf. Criteria B RS IEC/EN61000-4-3 10V/m perf. Criteria A IEC/EN61000-4-4 ±2KV perf. Criteria B IEC/EN61000-4-4 ±4KV (See Fig. 5 for recommended circuit) perf. Criteria B IEC/EN61000-4-5 ±1KV/±2KV perf. Criteria B IEC/EN61000-4-5 ±2KV/4KV (See Fig. 5 for recommended circuit) perf. Criteria B CS IEC/EN61000-4-6 10 Vr.m.s perf. Criteria A PFM Immunities of voltage dip, drop and short interruption IEC/EN61000-4-8 10A/m perf. Criteria A EFT Surge EMS IEC/EN61000-4-11 0%-70% perf. Criteria B Te mperature Der ating C ur ve 10 0 70 LH20-10A/B/C/D se rie s LH20(25)-10B s eries L H 25-10B s eries L H 20-10A/C/D s eries 40 20 Input voltage: 85~264VAC 100~370VDC -4 0-2 5 -1 0 50 55 Ambi ent Temper atur e(℃ ) 70 Output Power Percent age(%) Outpu t Power Percentage(%) Product Characteristic Curve Input Voltage Derating Cur ve 100 80 75 60 40 Ambient temperatu re: 25℃ 20 85 100 100 120 240 340 In pu t Voltage 264 VAC 370 VDC Note: ①When input 85~100VAC/240~264VAC/100~120VDC/340~370VDC, it need to be voltage derated on basis of temperature derating; ②This product is suitable for use in natural air cooling environments, if in a closed environment, please contact our company’s FAE. 2015.08.24-B/3 Page 3 of 8 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation AC/DC Converter LH20(25) Series Design Reference 1. Typical application circuit F US E A C(L) NTC AC(L) +Vo C1 C2 F US E TV S A C(L) AC DC MO V - Vo Fig. 1: LH20(25)-10B series (Single Output)Typical application circuit F USE NTC + AC(L) M OV AC(N) ACDC A C(N) C1 C 2 TV S1 RL AC(L) NTC + Vo1 AC(L) C 4 TV S2 RL C1 C 2 TV S1 RL C3 C 4 TV S2 RL C5 C 6 TV S3 RL - ACDC A C(N) AC(N) + Vo2 C2(µF) 330 330 220 220 220 220 470 120 68 330 330 330 330 330 330 330 330 330 330 330 330 120 68 F USE MO V +Vo2 C om C3 C 4 TV S2 RL -Vo2 Fig. 3: LH20-10D series (Isolate Twin Output) typical application circuit Model LH20-10B03 LH20-10B05 LH20-10B09 LH20-10B12 LH20-10B15 LH20-10B24 LH20-10A05 LH20-10A12 LH20-10A15 LH20-10C0505-05 LH20-10C0512-04 LH20-10C0515-03 LH20-10C0524-02 LH20-10D0512-06 LH20-10D0515-05 LH20-10D0524-03 LH25-10B03 LH25-10B05 LH25-10B09 LH25-10B12 LH25-10B15 LH25-10B24 LH25-10B48 C3 Fig. 2: LH20-10A series (Dual Output) typical application circuit Vo1 - - RL AC DC A C(N) C om A C(N ) - Vo AC(L) C 1 C 2 TV S1 +Vo A C(L) MO V RL A C(N) A C(N ) NTC C4(µF) 470 120 68 120 120 120 47 220 220 120 Fig. 4: LH20-10C series (Triple Output) typical application circuit C6(µF) 120 120 120 47 TVS1 SMBJ7.0A SMBJ7.0A SMBJ12A SMBJ20A SMBJ20A SMBJ30A SMBJ7.0A SMBJ20A SMBJ20A SMBJ7.0A SMBJ7.0A SMBJ7.0A SMBJ7.0A SMBJ7.0A SMBJ7.0A SMBJ7.0A SMBJ7.0A SMBJ7.0A SMBJ12A SMBJ20A SMBJ20A SMBJ30A SMBJ64A TVS2 TVS3 SMBJ7.0A SMBJ20A SMBJ20A SMBJ7.0A SMBJ20A SMBJ20A SMBJ30A SMBJ20A SMBJ20A SMBJ30A SMBJ7.0A SMBJ20A SMBJ20A SMBJ30A Note: Note: Output filtering capacitors C2, C4, C6 are 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 withstand voltage derating should be 80% or above. C1,C3, C5 are ceramic capacitors, which is used to filter high-frequency noise. TVS is a recommended component to protect post-circuits if converter fails. External input NTC is recommended to use 5D-9. External input MOV model is recommended to use S14K300. 2015.08.24-B/3 Page 4 of 8 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation AC/DC Converter LH20(25) Series 2. EMC solution-recommended circuit Can u se M OR NSUN ' s FC-LX1 D FUSE LDM LCM AC( L) AC( L) +Vo C1 C2 CY1 TVS1 RL + ACDC MOV1 CX CY2 -Vo AC( N) AC( N) Fig 5: EMC Recommended circuit with higher requirements Element model MOV1 Recommended value S14K300 CY1 , CY2 1000pF/400VAC CX 0.1μF/275VAC LCM 10mH, recommended to use MORNSUN’s FL2D-Z5-103 LDM 4.7μH/2A FC-LX1D 2KV/4KV EMC filter FUSE 3.15A/250V slow fusing, necessary 3. Application of Trim and calculation of Trim resistance +Vot +Vot Calculation formula of Trim resistance: R1 V ref R2 RT R1 R3 Trim V ref RT R3 0V Trim up Trim down aR 2 R 2 -a -R 3 down : R T = aR 1 R 1 -a -R 3 Trim R2 0V up: R T = Vref R1 RVotresistance T is Trim Vref a is a self-defined parameter, with Vot- Vref no real meaning. a= R2 Vref a= Applied circuits of Trim (Part in broken line is the interior of models): Vout R1(KΩ) R2(KΩ) R3(KΩ) Vref(V) 3.3V 3.3 1.98 1 1.24 5V 3.3 3.3 1 2.5 9V 7.5 2.87 1 2.5 12V 3.83 1 1 2.5 15V 7.5 1.5 1 2.5 24V 8.66 1 1 2.5 48V 68 3.73 1 2.5 Vot(V) Output voltage after regulation, variation ≤ ±10% 4. For more information about Mornsun EMC Filter products, please visit www.mornsun-power.com to download the Selection Guide of EMC Filter 2015.08.24-B/3 Page 5 of 8 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation AC/DC Converter LH20(25) Series Dimensions and Recommended Layout LHXXA2 Dimensions 2015.08.24-B/3 Page 6 of 8 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation AC/DC Converter LH20(25) Series LHXXA3 Dimensions LHXXA4 Dimensions 2015.08.24-B/3 Page 7 of 8 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation AC/DC Converter LH20(25) Series Notes: 1. Packing information please refer to Product Packing Information which can be downloaded from www.mornsun-power.com. Packing bag number of Horizontal package : 58220006, the Packing bag number of A2/A3/A4 package:58220010; 2. 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; 3. Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25 ℃, humidity<75% with nominal 4. 5. 6. 7. input voltage and rated output load; All index testing methods in this datasheet are based on our Company’s corporate standards; The performance parameters of the product models listed in this manual are as above, but some parameters of non-standard model products may exceed the requirements mentioned above. Please contact our technicians directly for specific information; We can provide product customization service; Specifications are subject to change without prior notice. MORNSUN Guangzhou Science & Technology Co., Ltd. Address: No. 5, Kehui St. 1, Kehui Development Center, Science Ave., Guangzhou Science City, Luogang District, Guangzhou, P. R. China Tel: 86-20-38601850-8801 Fax: 86-20-38601272 E-mail: [email protected] 2015.08.24-B/3 Page 8 of 8 MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation