1/2 www.rohm.com c 2010 rohm co., ltd. all rights reserved. 2010.06 - rev.a phototransistor, top view type rpt-38pb3f the rpt-38pb3f is a silicon planar phototransistor. since it is mo lded in plastic with a visible light filter, there is almost no effect from stray light. it is particularly suited for use with a rohm sir-34st3f infr ared light emitting diode. ? application ? dimensions (units : mm) optical control equipment receiver for sensors ? features 1) high sensitivity. 2) almost no effect from stray light. ? absolute maximum ratings (ta = 25 ? c) parameter symbol i c v ceo p c v eco topr tstg limits ? 25~ + 85 ? 30~ + 85 32 5 30 150 unit v v ma mw c c collector-emitter voltage emitter-collector voltage collector current collector power dissipation operating temperature storage temperature ? electrical and opti cal characteristics (ta = 25 ? c) parameter symbol i c i ceo p v ce(sat) 1 / 2 t r t f min. 2.0 ? ? ? ? ? typ. ? ? 800 ? 36 10 max. ? 0.5 ? 0.4 ? ? unit ma v ce = 5v, e = 500l x v ce = 10v(black box) ? i c = 1ma, e = 500l x ? v cc = 5v, i c = 1ma, r l = 100 a nm v deg s conditions light current dark current peak sensitivity wavelength collector-emitter saturation voltage half-angle response time 3.1 0.2 ? 0.3 + 0.1 3.4 1.1 max.1 2.5 1 5.2 0.3 min.24 4 ? 0.6 2 ? 0.5 (2.5) emitter collector notes: 1. unspecified tolerance shall be 0.2 . 2. dimension in parenthesis are show for reference. 1 1 2 2 internal connection diagram
2/2 www.rohm.com c 2010 rohm co., ltd. all rights reserved. 2010.06 - rev.a data sheet rpt-38pb3f ? electrical and optical characteristic curves fig.1 dark current vs. ambient temperature ambient temperature : ta ( c) 10 0 ? 25 0 25 50 75 0.1 1 10 100 1000 dark current : i ceo (na) v ce = 10v v ce = 20v v ce = 30v fig.2 relative output vs. ambient temperature ? 25 75 10 0 50 25 0 20 50 200 500 10 100 1000 relative light current : i c (%) ambient temperature : ta ( c) fig.3 light current vs. irradiance light current : i c (ma) illuminance : e (lx) 0 250 500 750 125 0 1000 2 4 6 8 v ce = 5v fig.4 output characteristics collector ? emitter voltage : v ce (v) 1 6 0 2 4 6 8 101214 2 0 4 6 8 10 light current : i c (ma) e = 1000lux 750lux 500lux 250lux fig.5 spectral sensitivity relative sensitivity : i c (%) optical wavelength : (nm) 600 400 800 1000 1200 160 0 0 25 50 75 100 fig.6 collector dissipation vs. ambient temperature ? 25 0 25 50 75 10 0 40 160 120 80 0 ambient temperature : ta ( c) collector dissipation : p c (mw) fig.7 response time vs. collector current collector current : i c (ma) 0.1 110 1 10 100 1000 response time : t r ( s) v ce = 5v ta = 25 c r l = 1k r l = 500 r l = 100 fig.8 directional pattern 100 80 60 40 20 0 20 40 60 80 100 relative luminous intensity (%) relative luminous intensity (%) angular displacement (deg) 10 0 20 30 40 50 60 70 80 90 10 20 30 40 50 60 70 80 9 0
r1010 a www.rohm.com ? 2010 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 products. 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, redunda ncy, 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, aerospac e 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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