EPM1210SJ Datasheet Power Modules （Power Supplies with Ultra-low Standby Power Consumption） ■Features 1.Easy to design compact AC/DC due to small number of external components 2.Enables significant reduction in power consumption of no-load and light load 3.Corresponding world wide input and PFC output voltage （Vin:DC110V～450V） 4.Unique Tamura design insures significant reduction in ‘buzz’ under light-load conditions for lower noise level 5.Reinforced insulation ■Applications ・Industrial equipment ・Information processing equipment ・AV equipment ・Home electric appliances ・Other standby power supplies and compact power supplies ■Certified safety standards Certified input voltage range UL60950-1, CSA C22.2 No.60950-1　　（E132244） …DC110-340V IEC60950-1（CB）, IEC60065（CB） ■Applicable safety standards Applicable input voltage range UL/CSA/IEC/EN60950-1 …DC110-340V UL/CSA/IEC/EN60065 …DC110-340V IEC/EN60335-1 …DC110-450V ■Application circuit Method to select external parts for input rectification and smoothing as well as output smoothing is supported by the application note. TAMURA CORPORATION Rev.F Sep, 2016 1 / 9

EPM1210SJ Datasheet ■Input-output condition Item Specification Conditions・Note Input voltage range DC110～450V Average voltage （DC50V～450V） （Refer to the Input voltage derating curve） Maximum input voltage 450V or less Including peak value Input ripple voltage lower limit 80V or more Ripple voltage of the AC input rectified Rated input voltage DC140V, DC340V Rated output voltage 12V Rated load current　　 1A ■Electrical specification　　Ta=25℃ Item Specification Conditions・Note Efficiency 80% or more Rated input voltage Rated output current Output voltage tolerance ±5% Line regulation 100mV or less Input voltage　DC110V～450V Load regulation 250mV or less Output current　0～1A No-load power 70mW or less Rated input voltage Ripple 120mVp-p or less Rated input voltage Ripple noise 150mVp-p or less Rated output current Measurement circuit Module N.C. 14 Drain 12 +DC IN SecW 4 N.C. E1 W1 C101 N.C. 11 Vcc L201 V1 +DC OUT 5 10 -DC IN 150mm C202 N.C. 6 N.C. C201 C203 P1 LM1 RL1 N.C. 9 VccW 150mm C204 -DC OUT 7 N.C. 8 N.C. C102 E1 ：　DC power supply C101 ： 450BXC33M (RUBYCON) W1 ：　Power meter WT210 (YOKOGAWA) C102 ： CD70ZU2GA102M (TDK) RL1：　Electronic load C201 ： 25ZLG330M (RUBYCON) V1 ：　Voltmeter Class 0.5 C202 ： 25ZLG330M (RUBYCON) P1 ：　Differential probe DP-100(KG) C203 ： 25ZLG47M (RUBYCON) LM1：　Ripple noize meter RM-103(KG) C204 ： 50F2D104K (RUBYCON) L201 ： PJ5H-2R2M （KORIN ） TAMURA CORPORATION Rev.F Sep, 2016 2 / 9

EPM1210SJ Datasheet ■Protection Item Specification Conditions・Note Overcurrent protection 1.05A or more Hiccup mode Overvoltage protection 13.5～18V Latch off Overheat protection Latch off ■Insulation Item Specification Conditions・Note Dielectric withstand voltage AC3.75kV 1min Cutoff 2mA (Between Pri－Sec） Insulation resistance 100MΩ or more DC500V (Between Pri－Sec） ■Environmental conditions Item Specification Conditions・Note Operation temperature -20℃～80℃ Refer to the Ambient temperature derating curve Operating humidity 20～95%RH （No condensation） Storage temperature -25℃～85℃ Storage humidit 5～95%RH （No condensation） ■Ambient temperature derating curve ■Input voltage derating curve Reduce the load current according to the following Reduce the load current according to the following temperature derating table. input voltage derating table. 100 100 80 80 Load factor(%) 4600 oad factor(%) 4600 20 L 20 0 0 -20 -10 0 10 20 30 40 50 60 70 80 50 60 70 80 90 100 110 120～ Ambient Temperature(℃) Input voltage(Vdc) TAMURA CORPORATION Rev.F Sep, 2016 3 / 9

EPM1210SJ Datasheet ■Typical characteristics　Ta=25℃ Efficiency Input power (at no load) 100 50 90 45 80 40 %] 70 DC140V mW] 35 ncy [ 5600 DC340V wer [ 2350 e o Effici 40 put P 20 30 In 15 20 10 10 5 0 0 0 100 200 300 400 500 600 700 800 900 1000 100 150 200 250 300 350 400 450 Output Current [mA] Input Voltage VDC [V] Load regulation Input power (at light load) 12.6 1.0 12.5 DC140V 0.9 12.4 DC340V 0.8 e [V] 1122..23 W] 0.7 Voltag 1122..10 ower [ 00..56 Output 1111..89 Input P 00..34 DDCC134400VV 11.7 0.2 11.6 11.5 0.1 11.4 0.0 0 100 200 300 400 500 600 700 800 900 1000 0 5 10 15 20 25 30 35 40 45 50 Output Current [mA] Output Current [mA] Line regulation 12.6 12.5 No load (0A) 12.4 Rated load (1A) V] 12.3 e [ 12.2 g a 12.1 Volt 12.0 ut 11.9 p Out 11.8 11.7 11.6 11.5 11.4 100 150 200 250 300 350 400 450 Input Voltage VDC [V] TAMURA CORPORATION Rev.F Sep, 2016 4 / 9

EPM1210SJ Datasheet ■Outline dimensional drawing Unit：mm TAMURA CORPORATION Rev.F Sep, 2016 5 / 9

EPM1210SJ Datasheet ■Recommended hole diameter and land size ※The round pulling out figure is a pin numbering. Unit：mm Component side ■Terminal function and connection Secondaries Pin No. Name Explanation of terminals No terminal 1 No terminal 2 No terminal 3 Non-contact terminal ※Don't connect with other circuits. 4 SecW Output terminal (+) 5 +DC OUT Non-contact terminal ※Don't connect with other circuits. 6 N.C. Output terminal (-) 7 -DC OUT Primaries Pin No. Name Explanation of terminals Non-contact terminal ※Don't connect with other circuits. 8 N.C. Non-contact terminal ※Don't connect with other circuits. 9 VccW DC voltage input terminal （-) 10 -DC IN Terminal for start-up time adjustment 11 Vcc DC voltage input terminal （+) 12 +DC IN No terminal 13 Terminal for noise adjustment 14 Drain TAMURA CORPORATION Rev.F Sep, 2016 6 / 9

EPM1210SJ Datasheet ■Application circuit example EPM module N.C. 14 Drain AC85V～AC276V (50/60Hz) F101 D101 L101 L 12 ＋DC IN SecW 4 N.C. C101 C102 N.C. 11 Vcc L201 +DC OUT 5 +DC OUT N 10 －DC IN N.C. 6 N.C. N.C. 9 VccW C201 C202 -DC OUT 7 -DC OUT N.C. 8 N.C. C103 Symbol Description Part No. Manufacturer D101 Diode D2SB60 SHINDENGEN L101 Inductor LF-4Z-E393 KORIN L201 Inductor PJ5H-2R2M KORIN C101 Capacitor LE104-MX OKAYA C102 Capacitor 450BXC47M RUBYCON C103 Capacitor CD70ZU2GA102M TDK C201 Capacitor 25ZLG330M RUBYCON C202 Capacitor 25ZLG330M RUBYCON F101 Fuse FIH 250V 1.6A NIPPON-SEISEN ※Mount the fuse on the input Live side to ensure safety without fail. Recommended parts：FIH 250V 1.6A～2.5A/NIPPON-SEISEN ※Depend on the applying safety standard, please add the discharge resistance in paralell with C101. TAMURA CORPORATION Rev.F Sep, 2016 7 / 9

EPM1210SJ Datasheet ■Usage cautions ●Always mount fuse on the Live side of input for ensuring safety because the fuse is not built-in the product. Please select the fuse considering conditions such as steady current, inrush current, and ambient temperature at your own responsibility. ※Recommended parts: FIH 250V 1.6A～2.5A / NIPPON-SEISEN When using a fuse having large rated current or high capacity input electrolytic condenser, by combining another converter and input line and input electrolytic condenser, fuse may not blow off in the case of abnormality. Do not combine high voltage line and fuse. ■Important notice ●The content of this document is subject to change without prior notice for the purpose of improvements, etc. Ensure that you are in possession of the most up-to-date information when using this product. ●The operation examples and circuit examples shown in this document are for reference purposes only, and TAMURA Corporation disclaims all responsibility for any violations of industrial property rights, intellectual property rights and any other rights owned by TAMURA Corporation or third parties that these may entail. ●The circuit examples and part constants listed in this document are provided as reference for the verification of characteristics. You are to perform design, verification, and judgment at your own responsibility, taking into account the various conditions. ●TAMURA Corporation constantly strives to improve quality and reliability, but malfunction or failures are bound to occur with some probability in power products. To ensure that failures do not cause accidents resulting in injury or death, fire accidents, social damage, and so on, you are to thoroughly verify the safety of their designs in devices and/or systems, at your own responsibility. ●This product is intended for use in consumer electronics (electric home appliances, business equipment, Information equipment, communication terminal equipment, measuring devices, and so on.) If considering use of this product in equipment or devices that require high reliability (medical devices, transportation equipment, traffic signal control equipment, fire and crime prevention equipment, aeronautics and space devices, nuclear power control, fuel control, in-vehicle equipment, safety devices, and so on), please consult a TAMURA sales representative in advance. Do not use this product for such applications without written permission from TAMURA Corporation. ●This product is intended for use in environments where consumer electronics are commonly used. It is not designed for use in special environments such as listed below, and if such use is considered, you are to perform thorough safety and reliability checks at your own responsibility. ・ Use in liquids such as water, oil, chemical solutions, or organic solvents, and use in locations where the product will be exposed to such liquids. ・ Use that involves exposure to direct sunlight, outdoor exposure, or dusty conditions. ・ Use in locations where corrosive gases such as salt air, C12, H2S, NH3, SO2, or NO2, are present. ・ Use in environments with strong static electricity or electromagnetic radiation. ・ Use that involves placing inflammable material next to the product. ・ Use of this product either sealed with a resin filling or coated with resin. ・ Use of water or a water soluble detergent for flux cleaning. ・ Use in locations where condensation is liable to occur. ●This product is not designed to resist radiation. ●This product is not designed to be connected in parallel. Do not operate this product in a parallel, or N+1 redundant configuration. TAMURA CORPORATION Rev.F Sep, 2016 8 / 9

EPM1210SJ Datasheet ●Do not use or otherwise make available the TAMURA products or the technology described in this document for any military purposes, including without limitation, for the design, development, use, stockpiling or manufacturing of mass destruction weapons (e.g. nuclear, chemical, or biological weapons or missile technology products). When exporting and re-exporting the products or technology described in this document, you should comply with the applicable export control laws and regulations and follow the procedures required by such laws and regulations including, without limitation, Japan -Foreign Exchange and Foreign Trade Control Law and U.S.- Export Administration Regulations. The TAMURA products and related technology should not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any applicable domestic or foreign laws or regulations. ●Please contact your TAMURA sales office for details as to environmental matters such as the RoHS compatibility of product. Please use TAMURA products in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances, including without limitation, the EU RoHS Directive. TAMURA assumes no liability for damages or losses occurring as a result of your noncompliance with applicable laws and regulations. ●TAMURA assumes no liability for damages or losses incurred by you or third parties as a result of unauthorized use of TAMURA products. ●This document and any information herein may not be reproduced in whole or in part without prior written permission from TAMURA. TAMURA CORPORATION Rev.F Sep, 2016 9 / 9

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