1/2 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.05 - rev.d 1.5 0.4 1.6 0.5 3.0 0.4 0.4 1.5 1.5 (3) (2) (1) 4.5 0.5 4.0 2.5 1.0 rohm : mpt3 eiaj : sc-62 2sd2537 (1) base (2) collector (3) emitter medium power transistor (25v, 1.2a) 2sd2537 ? features ? dimensions (unit : mm) 1) high dc current gain. 2) high emitter-base voltage. (v ebo =12v) 3) low saturation voltage. (max. v ce(sat) =0.3v at i c /i b =500ma/10ma) ? absolute maximum ratings (ta=25 c) parameter symbol v cbo v ceo v ebo i c p c tj tstg limits 30 25 12 1.2 2 2 150 ? 55 to + 150 unit v v v a (dc) a (pulse) w c c ? 1 single pulse pw = 10ms ? 2 when mounted on a 40 40 0.7mm ceramic board. storage temperature junction temperature collector current emitter-base voltage collector-emitter voltage collector-base voltage collector power dissipation ? 1 2 0.5 w ? packaging specifications and h fe type 2sd2537 mpt3 v dv t100 1000 package h fe marking code basic ordering unit (pieces) ? electrical characteristics (ta=25 c) parameter symbol min. typ. max. unit conditions bv cbo bv ceo bv ebo i cbo i ebo v ce(sat) f t cob 30 25 12 ? ? ? ? ? ? ? ? ? ? ? 200 20 ? ? ? 0.3 0.3 0.3 ? ? v v v a a v 820 ? 1800 ? mhz pf i c = 10 a i c = 1ma i e = 10 a v cb = 30v v eb = 12v i c /i b = 500ma/10ma v ce /i c = 5v/0.5a h fe ? ? v ce = 10v, i e =? 50ma, f = 100mhz v cb = 10v, i e = 0a, f = 1mhz output capacitance transition frequency collector-emitter saturation voltage v be(sat) ?? 1.2 v i c /i b = 0.5a/10ma base-emitter saturation voltage emitter cutoff current collector cutoff current emitter-base breakdown voltage collector-emitter breakdown voltage collector-base breakdown voltage dc current transfer ratio ? measured using pulse current. ? electrical characteristics curves collector current : i c (ma) collector to emitter voltage : v ce (v ) fig.1 ground emitter output characteristics( ) 0 0.4 0.8 1.2 1.6 2.0 0.1 0.2 0.3 0.4 0. 5 0 ta = 25 c i b = 0 0.2 a 0.4 a 0.6 a 0.8 a 1.0 a 1.2 a 1.4 a 1.6 a 1.8 a 2.0 a collector current : i c (a) collector to emitter voltage : v ce (v) fig.2 ground emitter output characteristics ( ) 0 0.4 0.8 1.2 1.6 2.0 0.1 0.2 0.3 0.4 0.5 0 i b = 0 0.5ma 5.0ma 1.0ma 1.5ma 2.0ma 2.5ma 3.0ma 3.5ma 4.0ma 4.5ma ta = 25 c pulsed collector current : i c (ma) base to emitter voltage : v be (v) fig.3 ground emitter propagation characteristics 0 1000 2000 200 500 100 20 50 10 2 5 0.6 0.4 0.2 1.0 0.8 1.2 1 .4 ta = 100 c ? 25 c 25 c v ce = 5v pulsed
2sd2537 data sheet 2/2 www.rohm.com c 2011 rohm co., ltd. all rights reserved. 2011.05 - rev.d dc current gain : h fe collector current : i c (ma) fig.4 dc current gain vs. collector current ( ) 10 20 50 100 200 500 1000 2000 5000 10000 2 5 10 20 50 100 200 500 1000 200 0 ta = 25 c pulsed 1v 5v 3v v ce = 10v dc current gain : h fe collector current : i c (ma) fig.5 dc current gain vs. collector current ( ) 10 20 50 100 200 500 1000 2000 5000 10000 2 5 10 20 50 100 200 500 1000 200 0 pulsed ta = 100 c 25 c ? 25 c v ce = 5v collector saturation voltage : v be(sat) (mv) collector current : i c (ma) fig.6 collector-emitter saturation voltag e vs. collector current ( ) 1 2 5 10 20 50 100 200 500 1000 2 5 10 20 50 100 200 500 1000 200 0 ta = 25 c pulsed i c /i b = 100 50 10 collector saturation voltage : v be(sat) (mv) collector current : i c (ma) fig.7 collector-emitter saturation voltag e vs. collector current ( ) 1 2 5 10 20 50 100 200 500 1000 2 5 10 20 50 100 200 500 1000 200 0 pulsed ta = 100 c 25 c ? 25 c i c /i b = 50 base saturation voltage : v be(sat) (mv) collector current : i c (ma) fig.8 base-emitter saturation voltage vs. collector current ( ) 10 20 50 100 200 500 1000 2000 5000 10000 2 5 10 20 50 100 200 500 1000 200 0 ta = 25 c pulsed 50 100 i c /i b = 10 base saturation voltage : v be(sat) (mv) collector current : i c (ma) fig.9 base-emitter saturation voltage vs. collector current ( ) 10 20 50 100 200 500 1000 2000 5000 10000 2 5 10 20 50 100 200 500 1000 200 0 pulsed 50 100 i c /i b = 50 ta = ? 25 c transition frequency : f t (mhz) emitter current : i e (ma) fig.10 gain bandwidth product vs. emitter current 10 20 50 100 200 500 1000 2000 5000 ? 1 ? 2 ? 5 ? 10 ? 20 ? 50 ? 100 ? 200 ? 500 ? 100 0 pulsed v ce = 10v ta = 25 c collector output capacitance : cob (pf) collector to base voltage : v cb (v ) fig.11 collector output capacitance vs. collector-base voltage 1 2 5 10 20 50 100 200 500 1000 0.1 0.2 0.5 1 2 5 10 20 50 10 0 f = 1mhz i e = 0a ta = 25 c
r1120 a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. notes no copying or reproduction of this document, in part or in whole, is permitted without the consent of rohm co.,ltd. the content specied herein is subject to change for improvement without notice. the content specied herein is for the purpose of introducing rohm's products (hereinafter "products"). if you wish to use any such product, please be sure to refer to the specications, which can be obtained from rohm upon request. examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the products. the peripheral conditions must be taken into account when designing circuits for mass production. great care was taken in ensuring the accuracy of the information specied in this document. however, should you incur any damage arising from any inaccuracy or misprint of such information, rohm shall bear no responsibility for such damage. the technical information specied herein is intended only to show the typical functions of and examples of application circuits for the produc ts. rohm does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm and other parties. rohm shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. the products specied in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, ofce-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specied in this document are not designed to be radiation tolerant. while rohm always makes efforts to enhance the quality and reliability of its products, a product may fail or malfunction for a variety of reasons. please be sure to implement in your equipment using the products safety measures to guard against the possibility of physical injury, re or any other damage caused in the event of the failure of any product, such as derating, redundancy, re control and fail-safe designs. rohm shall bear no responsibility whatsoever for your use of any product outside of the prescribed scope or not in accordance with the instruction manual. the products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuel- controller or other safety device). rohm shall bear no responsibility in any way for use of any of the products for the above special purposes. if a product is intended to be used for any such special purpose, please contact a rohm sales representative before purchasing. if you intend to export or ship overseas any product or technology specied herein that may be controlled under the foreign exchange and the foreign trade law, you will be required to obtain a license or permit under the law.
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