VRM = 800 V, IF(AV) = 1.2 A General-purpose Rectifier Diode EM2B Data Sheet Description Package The EM2B is an 800 V, 1.2 A general-purpose Axial (φ2.7 × 5.0L / φ0.78) rectifier diode with low loss characteristics. This rectifier diode is for a commercial power supply. Features Cathode Mark ● V ------------------------------------------------------ 800 V RM (1) (2) ● I ------------------------------------------------------ 1.2 A F(AV) ● V (I = 1.2 A) ----------------------------------- 0.88 V typ. F F ● Bare Leads: Pb-free (RoHS Compliant) ● Flammability: Equivalent to UL94V-0 Applications (1) (2) ● Rectification Circuit (1)Cathode ● Reverse Protection Circuit (2)Anode Not to scale EM2B-DSE Rev.1.3 SANKEN ELECTRIC CO., LTD. 1 Nov. 26, 2019 https://www.sanken-ele.co.jp/en © SANKEN ELECTRIC CO., LTD. 2018

EM2B Absolute Maximum Ratings Unless otherwise specified, T = 25 °C. A Parameter Symbol Conditions Rating Unit Nonrepetitive Peak Reverse Voltage V 850 V RSM Repetitive Peak Reverse Voltage V 800 V RM Average Forward Current I See Figure 2 and Figure 3 1.2 A F(AV) Half cycle sine wave, Surge Forward Current I 80 A FSM positive side, 10 ms, 1 shot I2t Limiting Value I2t 1 ms ≤ t ≤ 10 ms 32 A2s Junction Temperature T −40 to 150 °C J Storage Temperature T −40 to 150 °C STG Electrical Characteristics Unless otherwise specified, T = 25 °C. A Parameter Symbol Conditions Min. Typ. Max. Unit Forward Voltage Drop V I = 1.2 A — 0.88 0.92 V F F Reverse Leakage Current I V = V — — 10 µA R R RM Reverse Leakage Current H∙I V = V , T = 150 °C — — 500 µA under High Temperature R R RM J Thermal Resistance(1) Rth(J-L) See Figure 1 — — 17 °C/W 10 mm TL Device 1.6 mm Diameter of soldering area: φ3 mm Cupper thickness: 50 µm Figure 1. Lead Temperature Measurement Conditions (1) R is thermal resistance between junction and lead. th (J-L) EM2B-DSE Rev.1.3 SANKEN ELECTRIC CO., LTD. 2 Nov. 26, 2019 https://www.sanken-ele.co.jp/en © SANKEN ELECTRIC CO., LTD. 2018

EM2B Rating and Characteristic Curves 1.2 1.2 DC DC ) ) A 1.0 t/T = 1/2 A 1.0 ( ( V) V) A A nt, IF( 0.8 t/T = 1/3, sine wave nt, IF( 0.8 Sine wave e e t/T = 1/2 r r r t/T = 1/6 r u u C C t/T = 1/3 0.6 0.6 d d r r t/T = 1/6 a a w w r r o o F 0.4 F 0.4 e e g g a a er TJ = 150 °C er TJ = 150 °C v 0.2 v 0.2 A A t t T T 0.0 0.0 125 130 135 140 145 150 120 125 130 135 140 145 150 Lead Temperature, T (°C) Lead Temperature, T (°C) L L Figure 2. Typical Characteristics: I vs. T Figure 3. Typical Characteristics: I vs. T F(AV) L F(AV) L (V = 0 V) (V = 800 V) R R 10 1.E-03 1.E-04 A) 1 A)1.E-05 TJ = 150 °C ( (R F I rrent, I 0.1 TJ = 150 °C urrent, 1.E-06 TJ = 100 °C u C C d ge 1.E-07 war aka For0.01 TJ = 100 °C e Le1.E-08 T = 25 °C s J r e ev1.E-09 R T = 25 °C J 0.001 1.E-10 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 200 400 600 800 Forward Voltage Drop, VF(V) Reverse Voltage, VR(V) Figure 4. Typical Characteristics: I vs. V Figure 5. Typical Characteristics: I vs. V F F R R EM2B-DSE Rev.1.3 SANKEN ELECTRIC CO., LTD. 3 Nov. 26, 2019 https://www.sanken-ele.co.jp/en © SANKEN ELECTRIC CO., LTD. 2018

EM2B Physical Dimensions ● Axial (φ2.7 × 5.0L / φ0.78) 62.3±0.7 Φ2.7±0.2 φ0.78±0.05 5.0±0.2 NOTES: - Dimensions in millimeters - Bare leads: Pb-free (RoHS compliant) - When soldering the products, it is required to minimize the working time within the following limits: Flow: 260 ± 5 °C / 10 ± 1 s, 2 times Soldering Iron: 380 ± 10 °C / 3.5 ± 0.5 s, 1 time (Soldering should be at a distance of at least 1.5 mm from the body of the product.) Marking Diagram Cathode Mark M 2 Specific Device Code (See Table 1) B Lot Number: Y M Y is the last digit of the year of manufacture (0 to 9) D M is the month of the year (1 to 9, O, N or D) D is the period of days represented by: • : the first 10 days of the month (1st to 10th) •• : the second 10 days of the month (11th to 20th) ••• : the last 10–11 days of the month (21st to 31st) Table 1. Specific Device Code Specific Device Code Part Number M2B EM2B EM2B-DSE Rev.1.3 SANKEN ELECTRIC CO., LTD. 4 Nov. 26, 2019 https://www.sanken-ele.co.jp/en © SANKEN ELECTRIC CO., LTD. 2018

EM2B Important Notes ● All data, illustrations, graphs, tables and any other information included in this document (the “Information”) as to Sanken’s products listed herein (the “Sanken Products”) are current as of the date this document is issued. The Information is subject to any change without notice due to improvement of the Sanken Products, etc. Please make sure to confirm with a Sanken sales representative that the contents set forth in this document reflect the latest revisions before use. ● The Sanken Products are intended for use as components of general purpose electronic equipment or apparatus (such as home appliances, office equipment, telecommunication equipment, measuring equipment, etc.). Prior to use of the Sanken Products, please put your signature, or affix your name and seal, on the specification documents of the Sanken Products and return them to Sanken. When considering use of the Sanken Products for any applications that require higher reliability (such as transportation equipment and its control systems, traffic signal control systems or equipment, disaster/crime alarm systems, various safety devices, etc.), you must contact a Sanken sales representative to discuss the suitability of such use and put your signature, or affix your name and seal, on the specification documents of the Sanken Products and return them to Sanken, prior to the use of the Sanken Products. The Sanken Products are not intended for use in any applications that require extremely high reliability such as: aerospace equipment; nuclear power control systems; and medical equipment or systems, whose failure or malfunction may result in death or serious injury to people, i.e., medical devices in Class III or a higher class as defined by relevant laws of Japan (collectively, the “Specific Applications”). Sanken assumes no liability or responsibility whatsoever for any and all damages and losses that may be suffered by you, users or any third party, resulting from the use of the Sanken Products in the Specific Applications or in manner not in compliance with the instructions set forth herein. ● In the event of using the Sanken Products by either (i) combining other products or materials or both therewith or (ii) physically, chemically or otherwise processing or treating or both the same, you must duly consider all possible risks that may result from all such uses in advance and proceed therewith at your own responsibility. ● Although Sanken is making efforts to enhance the quality and reliability of its products, it is impossible to completely avoid the occurrence of any failure or defect or both in semiconductor products at a certain rate. You must take, at your own responsibility, preventative measures including using a sufficient safety design and confirming safety of any equipment or systems in/for which the Sanken Products are used, upon due consideration of a failure occurrence rate and derating, etc., in order not to cause any human injury or death, fire accident or social harm which may result from any failure or malfunction of the Sanken Products. Please refer to the relevant specification documents and Sanken’s official website in relation to derating. ● No anti-radioactive ray design has been adopted for the Sanken Products. ● The circuit constant, operation examples, circuit examples, pattern layout examples, design examples, recommended examples, all information and evaluation results based thereon, etc., described in this document are presented for the sole purpose of reference of use of the Sanken Products. ● Sanken assumes no responsibility whatsoever for any and all damages and losses that may be suffered by you, users or any third party, or any possible infringement of any and all property rights including intellectual property rights and any other rights of you, users or any third party, resulting from the Information. ● No information in this document can be transcribed or copied or both without Sanken’s prior written consent. ● Regarding the Information, no license, express, implied or otherwise, is granted hereby under any intellectual property rights and any other rights of Sanken. ● Unless otherwise agreed in writing between Sanken and you, Sanken makes no warranty of any kind, whether express or implied, including, without limitation, any warranty (i) as to the quality or performance of the Sanken Products (such as implied warranty of merchantability, and implied warranty of fitness for a particular purpose or special environment), (ii) that any Sanken Product is delivered free of claims of third parties by way of infringement or the like, (iii) that may arise from course of performance, course of dealing or usage of trade, and (iv) as to the Information (including its accuracy, usefulness, and reliability). ● In the event of using the Sanken Products, you must use the same after carefully examining all applicable environmental laws and regulations that regulate the inclusion or use or both of any particular controlled substances, including, but not limited to, the EU RoHS Directive, so as to be in strict compliance with such applicable laws and regulations. ● You must not use the Sanken Products or the Information for the purpose of any military applications or use, including but not limited to the development of weapons of mass destruction. In the event of exporting the Sanken Products or the Information, or providing them for non-residents, you must comply with all applicable export control laws and regulations in each country including the U.S. Export Administration Regulations (EAR) and the Foreign Exchange and Foreign Trade Act of Japan, and follow the procedures required by such applicable laws and regulations. ● Sanken assumes no responsibility for any troubles, which may occur during the transportation of the Sanken Products including the falling thereof, out of Sanken’s distribution network. ● Although Sanken has prepared this document with its due care to pursue the accuracy thereof, Sanken does not warrant that it is error free and Sanken assumes no liability whatsoever for any and all damages and losses which may be suffered by you resulting from any possible errors or omissions in connection with the Information. ● Please refer to our official website in relation to general instructions and directions for using the Sanken Products, and refer to the relevant specification documents in relation to particular precautions when using the Sanken Products. ● All rights and title in and to any specific trademark or tradename belong to Sanken and such original right holder(s). DSGN-CEZ-16003 EM2B-DSE Rev.1.3 SANKEN ELECTRIC CO., LTD. 5 Nov. 26, 2019 https://www.sanken-ele.co.jp/en © SANKEN ELECTRIC CO., LTD. 2018