super fast recovery diode RFN2LAM4S l series l dimensions (unit : mm) l land size figure (unit : mm) standard fast recovery l applications general rectification l features l structure 1) low forward voltage 2) low switching loss 3) high current overload capacity l taping dimensions (unit : mm) l construction silicon epitaxial planar type l absolute maximum ratings (t l = 25c) repetitive peak reverse voltage v rm v reverse voltage v r v junction temperature t j c storage temperature t stg c l electrical characteristics (t j = 25c) symbol min. typ. max. unit v f 0.65 0.88 1.2 v reverse current i r - - 1 m a reverse recovery time trr - 22 30 ns thermal resistance r th(j-l) - - 25 c/w 400 150 - 55 to + 150 junction to lead direct reverse voltage i f =1.5a conditions non-repetitive at t j =25oc - - v r =400v 1.5 t =102c symbol limits unit 400 parameter conditions duty Q0.5 forward voltage i f =0.5a, i r =1a, irr=0.25i r parameter a i fsm non-repetitive forward surge current 60hz half sin wave, 50 a average forward rectified current i o glass epoxy board mounted, 60hz half sin wave, resistive load pmdtm anode cathode rohm : pmdtm jedec : sod - 128 : manufacture date 0.95 0.10 4.70 0.14 0.17 0.10 0.05 2.50 0.20 1.50 0.20 3.70 0.20 (1) (2) 2.0 4.4 1.4 1/4 2017.02 - rev.a data sheet www.rohm.com ? 2015 rohm co., ltd. all rights reserved.
RFN2LAM4S l electrical characteristic curves 0.01 0.1 1 10 100 1000 10000 100000 0 100 200 300 400 t j = 25 c t j = 150 c t j = 75 c t j = 125 c t j = - 40 c 0.001 0.01 0.1 1 10 100 0 200 400 600 800 1000 1200 1400 1600 1800 t j = 75 c t j = 25 c t j = 125 c t j = 150 c t j = - 40 c 1 10 100 1000 0 5 10 15 20 25 30 f = 1mhz t a = 25 c 1 10 100 1000 1 10 100 t j = 25 c peak surge forward current : i fsm (a) forward current : i f (a) fo rward voltage : v f (mv) v f -i f characteristics reverse current : i r (na) rev erse voltage : v r (v) v r -i r characteristics capacitance between terminals : c t (pf) rev erse voltage : v r (v) v r -c t characteristics number of cycles i fsm -cycle characteristics 1cyc. 8.3ms i fsm 8.3ms 2/4 2017.02 - rev.a www.rohm.com ? 2015 rohm co., ltd. all rights reserved. data sheet
RFN2LAM4S l electrical characteristic curves 1 10 100 1000 0.001 0.01 0.1 1 10 100 1000 r th (j -a) r th (j -l) 1 10 100 1000 1 10 100 t j = 25 c 0 0.5 1 1.5 2 2.5 0 25 50 75 100 125 150 d = 0.1 d = 0.2 half sin wave d = 0.5 d.c. 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 0 25 50 75 100 125 150 d = 0.1 d = 0.2 d = 0.5 d.c. half sin wave i fsm time t t j =150 c d=t/t t v r io v r =v rmax 0a 0v t t j =150 c d=t/t t v r io v r =v rmax 0a 0v transient thermal impedance : r th ( c/w) peak surge forward current : i fsm (a) time : t(ms) i fsm -t characteristics time : t(s) r th -t characteristics average rectified forward current : i o (a) amb ient temperature : t a ( c) derating curve (i o -t a ) average rectified forward current : i o (a) le ad temperature : t l ( c) derating curve (i o -t l ) 20mm 20mm 0.8mm glass epoxy(fr - 4) both side is all covered with copper (35um thickness) 3/4 2017.02 - rev.a www.rohm.com ? 2015 rohm co., ltd. all rights reserved. data sheet
RFN2LAM4S l electrical characteristic curves forward power dissipation : p f (w) average rectified forward current : i o (a) i o - p f characteristics 0 0.5 1 1.5 2 2.5 3 0 0.5 1 1.5 2 2.5 d = 0.1 d = 0.2 half sin wave d = 0.5 d.c. t j = 150 c 4/4 2017.02 - rev.a www.rohm.com ? 2015 rohm co., ltd. all rights reserved. data sheet
notice - p ga - e rev.00 3 ? 201 5 rohm co., ltd. all rights reserved. notice precaution on using rohm products 1. our products are designed and manufactured for application in ordinary electronic equipments (such as av equipment, oa equipment, telecommunication equipment, home electronic appliances, amusement equipment, etc.). if you intend to use our products in devices requiring extremely high reliability (such as medical equipment (note 1) , transport equipment, traffic equipment, aircraft/spacecraft, nuclear power controllers, fuel controllers, car equipment including car accessories, safety devices, etc.) and whose malfunction or failure may cause loss of human life, bodily injury or serious damage to property ( specific applications ), please consult with the rohm sales representative in advance. unless otherwise agreed in writing by rohm in advance, rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of any rohm s products for specific applications. (n ote1) m edical equipment c lassification of the s pecific applications japan usa eu china class class class b class class class 2. rohm designs and manufactures its products subject to strict quality control system. however, semiconductor products can fail or malfunction at a certain rate. please be sure to implement, at your own responsibilities, adequate safety measures including but not limited to fail-safe design against the physical injury, damage to any property, which a failure or malfunction of our products may cause. the following are examples of safety measures: [a] installation of protection circuits or other protective devices to improve system safety [b] installation of redundant circuits to reduce the impact of single or multiple circuit failure 3. our products are designed and manufactured for use under standard conditions and not under any special or extraordinary environments or conditions, as exemplified below. accordingly, rohm shall not be in any way responsible or liable for any damages, expenses or losses arising from the use of any rohms products under any special or extraordinary environments or conditions. if you intend to use our products under any special or extraordinary environments or conditions (as exemplified below), your independent verification and confirmation of product performance, reliability, etc, prior to use, must be necessary: [a] use of our products in any types of liquid, including water, oils, chemicals, and organic solvents [b] use of our products outdoors or in places where the products are exposed to direct sunlight or dust [c] use of our products in places where the products are exposed to sea wind or corrosive gases, including cl 2 , h 2 s, nh 3 , so 2 , and no 2 [d] use of our products in places where the products are exposed to static electricity or electromagnetic waves [e] use of our products in proximity to heat-producing components, plastic cords, or other flammable items [f] sealing or coating our products with resin or other coating materials [g] use of our products without cleaning residue of flux (even if you use no-clean type fluxes, cleaning residue of flux is recommended); or washing our products by using water or water-soluble cleaning agents for cleaning residue after soldering [h] use of the products in places subject to dew condensation 4. the products are not subject to radiation-proof design. 5. please verify and confirm characteristics of the final or mounted products in using the products. 6 . in particular, if a transient load (a large amount of load applied in a short period of time, such as pulse. is applied, confirmation of performance characteristics after on-board mounting is strongly recommended. avoid applying power exceeding normal rated power; exceeding the power rating under steady-state loading condition may negatively affect product performance and reliability. 7 . de -rate power dissipation depending on ambient temperature. when used in sealed area, confirm that it is the use in the range that does not exceed the maximum junction temperature. 8 . confirm that operation temperature is within the specified range described in the product specification. 9 . rohm shall not be in any way responsible or liable for failure induced under deviant condition from what is defined in this document. precaution for mounting / circuit board design 1. when a highly active halogenous (chlorine, bromine, etc.) flux is used, the residue of flux may negatively affect product performance and reliability. 2. in principle, the reflow soldering method must be used on a surface-mount products, the flow soldering method must be used on a through hole mount products. i f the flow soldering method is preferred on a surface-mount products , please consult with the rohm representative in advance. for details, please refer to rohm mounting specification
notice - p ga - e rev.00 3 ? 201 5 rohm co., ltd. all rights reserved. precautions regarding application examples and external circuits 1. if change is made to the constant of an external circuit, please allow a sufficient margin considering variations of the characteristics of the products and external components, including transient characteristics, as well as static characteristics. 2. you agree that application notes, reference designs, and associated data and information contained in this document are presented only as guidance for products use. therefore, in case you use such information, you are solely responsible for it and you must exercise your own independent verification and judgment in the use of such information contained in this document. rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of such information. precaution for electrostatic this product is electrostatic sensitive product, which may be damaged due to electrostatic discharge. please take proper caution in your manufacturing process and storage so that voltage exceeding the products maximum rating will not be applied to products. please take special care under dry condition (e.g. grounding of human body / equipment / solder iron, isolation from charged objects, setting of ionizer, friction prevention and temperature / humidity control). precaution for storage / transportation 1. product performance and soldered connections may deteriorate if the products are stored in the places where: [a] the products are exposed to sea winds or corrosive gases, including cl2, h2s, nh3, so2, and no2 [b] the temperature or humidity exceeds those recommended by rohm [c] the products are exposed to direct sunshine or condensation [d] the products are exposed to high electrostatic 2. even under rohm recommended storage condition, solderability of products out of recommended storage time period may be degraded. it is strongly recommended to confirm solderability before using products of which storage time is exceeding the recommended storage time period. 3. store / transport cartons in the correct direction, which is indicated on a carton with a symbol. otherwise bent leads may occur due to excessive stress applied when dropping of a carton. 4. use products within the specified time after opening a humidity barrier bag. baking is required before using products of which storage time is exceeding the recommended storage time period. precaution for product label a two-dimensional barcode printed on rohm products label is for rohm s internal use only. precaution for disposition when disposing products please dispose them properly using an authorized industry waste company. precaution for foreign exchange and foreign trade act since concerned goods might be fallen under listed items of export control prescribed by foreign exchange and foreign trade act, please consult with rohm in case of export. precaution regarding intellectual property rights 1. all information and data including but not limited to application example contained in this document is for reference only. rohm does not warrant that foregoing information or data will not infringe any intellectual property rights or any other rights of any third party regarding such information or data. 2. rohm shall not have any obligations where the claims, actions or demands arising from the combination of the products with other articles such as components, circuits, systems or external equipment (including software). 3. no license, expressly or implied, is granted hereby under any intellectual property rights or other rights of rohm or any third parties with respect to the products or the information contained in this document. provided, however, that rohm will not assert it s intellectual property rights or other rights against you or your customers to the extent necessary to manufacture or sell products containing the products, subject to the terms and conditions herein. other precaution 1. this document may not be reprinted or reproduced, in whole or in part, without prior written consent of rohm. 2. the products may not be disassemble d, converted, modified, reproduced or otherwise changed without prior written consent of rohm. 3. i n no event shall you use in any way whatso ever the products and the related technical information contained in the products or this document for any military purposes , including but not limited to, the development of mass - destruction weapons . 4. the proper names of companies or products described in this document are trademarks or registered trademarks of rohm, its affiliated companies or third parties.
datasheet part number RFN2LAM4S package pmdtm unit quantity 3000 minimum package quantity 3000 packing type taping constitution materials list inquiry rohs yes RFN2LAM4S - web page
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